Prototyp · Vorschau: alle Server aus der offiziellen Registry, alle 30 Minuten synchronisiert. Bewertungen und Benutzerkonten folgen in einem späteren Schritt.
PopNx MCPMCP-Server für alle, die KI nutzen · in einfachen Worten erklärt

IntoDNS.ai DNS & Email Security Scanner

von RoscoNLVersion 1.11.3i★ –iComputer oder Cloud
Name in der Registryai.intodns/scanner

Installieren

Überblick

Beschreibung vom Entwickler (englisches Original)

DNS and email security: check SPF, DKIM, DMARC, DNSSEC, DANE and build the records. 45 tools.

Die drei Säulen von PopNx MCP

Diese drei werden nie zu einer Punktzahl zusammengefasst: Meinungen, Messungen und Beliebtheit sind verschiedene Dinge.

Was du damit machen kannst

Für diesen Server haben wir noch keine Zusammenfassung in einfacher Sprache geschrieben. Unten stehen die Fakten, die wir aus der Registry gelesen haben.

Installation

Wähle die KI-App, die du nutzt, und kopiere die Einstellungen.

Bevor du installierst

  • Basischecks: 3 von 3 bestanden
  • Läuft auf dem Server des Entwicklers: Was du fragst, läuft über dessen Server.
  • Kann 45 Dinge (Tools) scan_domain, nis2_quickscan, get_everything_report, create_report_snapshot …
  • Die Registry nennt keinen Schlüssel zum Eintragen.

Du brauchst

  • Läuft in der CloudNichts zu installieren; die Verbindung läuft übers Internet
  • npmNode.js installiert (für den Befehl npx)

Welche App nutzt du?

Wähle oben deine App. Wir merken sie uns, damit der Button beim nächsten Mal „In … installieren“ anzeigt.

Funktioniert in Claude im Web, auf dem Desktop und auf dem Handy:

  1. Öffne Settings → Connectors
  2. Tippe auf Add custom connector
  3. Füge die Adresse unten ein und tippe auf Add
  4. Wenn eine Anmeldung verlangt wird, melde dich beim Dienst des Entwicklers an
SettingsConnectors1+ Add2https://…3
https://intodns.ai/api/mcp

Oder führ ihn auf deinem Computer aus

Öffne Claude Desktop → Settings → Developer → Edit Config und füge dies in claude_desktop_config.json ein

{
  "mcpServers": {
    "scanner": {
      "command": "npx",
      "args": [
        "-y",
        "intodns-mcp"
      ]
    }
  }
}

Führe das in deinem Terminal aus

claude mcp add --transport http scanner https://intodns.ai/api/mcp

Oder führ ihn auf deinem Computer aus

claude mcp add scanner -- npx -y intodns-mcp

In Cursor öffnen

Oder kopier die Einstellungen selbst

In .cursor/mcp.json in deinem Projekt oder in ~/.cursor/mcp.json einfügen

{
  "mcpServers": {
    "scanner": {
      "url": "https://intodns.ai/api/mcp"
    }
  }
}

Oder führ ihn auf deinem Computer aus

In Cursor öffnen

Oder kopier die Einstellungen selbst

In .cursor/mcp.json in deinem Projekt oder in ~/.cursor/mcp.json einfügen

{
  "mcpServers": {
    "scanner": {
      "command": "npx",
      "args": [
        "-y",
        "intodns-mcp"
      ]
    }
  }
}

Dein Browser fragt, ob er die App öffnen darf, dann zeigt die App die Einstellungen und bittet dich um Bestätigung. Schlüsselwerte bleiben leer, damit du sie selbst einträgst.

In VS Code öffnen

Oder kopier die Einstellungen selbst

In .vscode/mcp.json in deinem Projekt einfügen

{
  "servers": {
    "scanner": {
      "type": "http",
      "url": "https://intodns.ai/api/mcp"
    }
  }
}

Oder führ ihn auf deinem Computer aus

In VS Code öffnen

Oder kopier die Einstellungen selbst

In .vscode/mcp.json in deinem Projekt einfügen

{
  "servers": {
    "scanner": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "intodns-mcp"
      ]
    }
  }
}

Dein Browser fragt, ob er die App öffnen darf, dann zeigt die App die Einstellungen und bittet dich um Bestätigung. Schlüsselwerte bleiben leer, damit du sie selbst einträgst.

ChatGPT verbindet sich nur mit Servern im Internet:

  1. Öffne ChatGPT im Web → Settings → Connectors (Apps)
  2. Tippe auf Create oder Add (bei manchen Tarifen musst du zuerst Developer mode unter Advanced einschalten)
  3. Füge die Adresse unten ein, gib ihr einen Namen und speichere
  4. Wenn eine Anmeldung verlangt wird, melde dich beim Dienst des Entwicklers an
SettingsConnectors1+ Create2https://…3
https://intodns.ai/api/mcp

Menünamen können sich je nach Tarif und mit der Zeit leicht unterscheiden.

Deine Auswahl bleibt in einem Cookie auf diesem Gerät; kein Konto nötig.

Diese Einstellungen werden aus dem Registry-Eintrag des Entwicklers erzeugt. Wenn in der README etwas anderes steht, folge der README.

Was er kann

Tool-Namen und -Beschreibungen genau so, wie der Server sie am 7. Nov. 2026 gemeldet hat. Geschrieben hat sie der Entwickler, nicht wir; wir zeigen sie als reinen Text.

  • scan_domain

    Run the fast IntoDNS.ai DNS and email security scan (~3-8s). Returns a letter grade A+ to F, numeric score 0-100, structured issue list, prioritised recommendations, full DNS/email/web/security result sections, and canonical citation URLs. Read-only — no domain mutation, no destr

  • nis2_quickscan

    Compute a NIS2 Article 21.2 readiness score for a domain by mapping the IntoDNS quickscan onto the ten NIS2 measures. Returns a 0-100 weighted total, per-measure status (Article 21.2 a-j), evidence rows, critical gaps, and concrete fix suggestions. The score reflects only the DNS

  • get_everything_report

    Generate the complete live IntoDNS.ai report covering DNS, email authentication, web/HTTPS, blacklist reputation, sender requirements, and canonical citation URLs in a single call. Read-only, no domain mutation. ~5-15s latency depending on backend cache state. Use when the user a

  • create_report_snapshot

    Create an immutable evidence snapshot of the current Everything Report for a domain. Returns a snapshot ID, ISO timestamp, SHA-256 content hash, and stable bookmarkable URLs for both JSON and Markdown renderings of the report. Snapshots are write-once and resolve to the same evid

  • get_report_snapshot

    Read a previously created IntoDNS.ai Everything Report evidence snapshot by snapshot ID. Read-only GET — returns the immutable JSON report exactly as it was at snapshot creation, with the original SHA-256 content hash and timestamp. Requires `snapshotId` from create_report_snapsh

  • start_deep_scan

    Start a long-running Internet.nl deep scan. Internet.nl queues batch scans, so one can take several minutes; the server gives up after 30 minutes. Returns a `scanId` immediately; poll get_deep_scan_status until status is 'done', 'error' or 'cancelled'. Every call starts a new sca

  • get_deep_scan_status

    Read-only status poll for a long-running Internet.nl deep scan. Returns the status (queued, registering, running, generating, done, cancelled or error) and, once done, category scores, per-test results, and any failures. Requires a scanId returned by start_deep_scan; poll every 1

  • cancel_deep_scan

    Cancel an in-progress Internet.nl deep scan. Marks the scan cancelled; the polling loop then withdraws the upstream Internet.nl batch, usually within ten seconds. Requires `scanId` returned by start_deep_scan. Nothing is deleted: a scan that already finished keeps its results and

  • lookup_dns

    Read-only DNS record lookup via DNS-over-HTTPS. Pass `type` for a single record type or `types` for an array; if both omitted, returns A records. Returns parsed answers with TTL, raw rdata, and DNSSEC AD bit. Use for arbitrary record queries; use validate_dnssec for full DNSSEC c

  • validate_dnssec

    Read-only DNSSEC chain validation. Walks the DS/DNSKEY chain from root, checks signatures, algorithm strength, key rollover state, and reports any broken links or unsigned zones. Returns chain steps, algorithm grades, and a boolean `valid`. Use when a domain claims DNSSEC; use lo

  • check_dns_propagation

    Compare DNS responses across the nine currently configured public and authoritative resolvers to detect propagation lag, missing answers, or differing record sets. Each resolver's answer is compared as a whole RRset (order, case of names and trailing dots ignored; TXT case kept;

  • check_tlsa_dane

    Read-only TLSA/DANE DNS record check. With no port, resolves MX hosts and validates their `_25._tcp` TLSA tuple syntax; with an explicit port, queries `_ ._ . `. Returns parsed usage, selector, matching type, certificate data, syntax errors, and best-practice advisories. It does

  • check_spf

    Read-only SPF parse and validation for a domain. Recursively walks include/redirect mechanisms to build the full lookup graph, counts DNS lookups against the RFC-7208 10-lookup limit, and returns flattening guidance when the count is close to or over the limit. Returns parsed mec

  • flatten_spf

    Read-only SPF flattening for a domain. Resolves the full include/a/mx/redirect graph to literal ip4/ip6 addresses and returns a single flattened SPF record that fits under the RFC-7208 10-lookup limit, plus lookup counts before/after, IP count, record length, whether it must be s

  • discover_dkim

    Read-only DKIM check for a domain. Without `selector`, heuristically queries 50 common selectors and explicitly reports that a miss is inconclusive because DKIM has no enumeration protocol. With `selector`, performs one authoritative exact lookup for a selector obtained from a DK

  • check_dmarc

    Read-only fetch and parse of the _dmarc TXT record. Returns parsed tag map (p, sp, rua, ruf, adkim, aspf, pct, fo), policy strength assessment, alignment mode, and warnings (missing rua, p=none, weak alignment, multiple records). Use for DMARC policy review; use check_sender_requ

  • check_bimi

    Read-only BIMI readiness check. Parses the `default._bimi` TXT record, safely fetches the referenced HTTPS SVG, and parses basic metadata from an optional VMC/CMC authority certificate. Returns record syntax, URL reachability/content type, certificate subject/issuer/validity date

  • check_mta_sts

    Read-only check of MTA-STS: TXT record at _mta-sts. plus the HTTPS policy file at mta-sts. /.well-known/mta-sts.txt. Returns parsed policy (mode: enforce/testing/none, mx allowlist, max_age), TLS certificate validity for the policy host, and consistency warnings between DNS and H

  • check_smtp_tls

    Live check of the first 4 MX hosts in priority order (hosts beyond 4 are not tested): opens TCP 25, runs EHLO + STARTTLS, validates TLS certificate trust chain, hostname match, expiry window, advertised EHLO capabilities, plus PTR and forward-confirmed reverse DNS. Read-only — co

  • check_fcrdns

    Read-only FCrDNS (Forward-Confirmed Reverse DNS) audit for every IP that backs the domain's MX records. For each IP: looks up PTR record, then resolves that PTR's hostname back to A/AAAA records to confirm the round-trip. Returns per-IP PTR value, forward-resolution result, match

  • check_blacklist

    Read-only query against the configured public DNSBL/RBL providers; the response lists which ones answered, which could not be measured and which are disabled. Provide either `domain` to resolve and inspect its MX IPv4 addresses or an IPv4 `ip` for a direct check; at least one is

  • check_sender_requirements

    Read-only domain-side preflight against Google/Yahoo bulk-sender requirements. Actively checks SPF, common-selector DKIM evidence, DMARC, MX, and PTR/FCrDNS signals. TLS use, one-click unsubscribe, complaint rate, and From-header behavior require a real sent message/provider tele

  • check_email_security

    Read-only combined email-security check covering SPF parse, DKIM selector discovery, DMARC policy validation, MX IP blacklist status across major feeds, and an aggregated 0-100 email-security score with prioritised issue list. Single call replaces sequential check_spf + discover_

  • create_email_test

    Create a new IntoDNS.ai inbound email-test session. Returns a unique single-use test email address (valid 60 minutes) and a `testId` used by get_email_test or poll_email_test. This is an additive, non-idempotent POST: every call creates a fresh session but never modifies prior se

  • get_email_test

    Read-only status read for an email-test session. Returns 'pending' until a test email arrives at the unique address returned by create_email_test, then full SPF/DKIM/DMARC/headers/spam-score result once processed. Requires `testId` from create_email_test. Use after sending a test

  • poll_email_test

    Process the latest received message in an email-test session. Idempotent POST: if no message has arrived yet, returns 'pending'; if a message arrived since the last call, parses it and returns full authentication + content analysis. Requires `testId` from create_email_test. Use t

  • analyze_raw_email

    Read-only analysis of a pasted raw RFC-5322 MIME email source. Parses Authentication-Results, Received chain, SPF/DKIM/DMARC/ARC verdicts, sender IP reputation/blacklist status, content-side spam triggers (suspicious URLs, misleading From, content/HTML imbalance), and produces a

  • parse_dmarc_report

    Read-only parser for a DMARC aggregate (RUA) XML report (RFC 7489). Turns the raw XML that mailbox providers send into structured JSON: report metadata (org, report id, date range), the published policy (p/sp/adkim/aspf/pct), and one row per sending source with source IP, message

  • whois_lookup

    Read-only WHOIS/RDAP lookup for a domain or IP address. For domains it returns registrar, EPP domain-status codes, nameservers, registration/expiry/last-changed dates, and the abuse contact; for IPs it returns the network allocation (CIDR, name, type). Data is sourced live from t

  • check_http3

    Read-only HTTP/3 + QUIC support check for a domain. Combines three signals: Alt-Svc HTTP response header advertising h3, HTTPS/SVCB DNS records advertising alpn="h3", and a live QUIC probe to UDP/443 verifying the handshake completes. Returns per-signal verdict plus an aggregate

  • explain_issue

    Ask the IntoDNS.ai AI service for a plain-language explanation of one specific issue (e.g. `spf_missing`, `no_dnssec`). Returns severity, business impact, root cause, and recommended fix steps as structured text. Read-only POST to /ai/explain — never mutates DNS or domain state.

  • generate_dns_fix

    Generate copy-pasteable DNS record snippets that fix one specific issue (e.g. `spf_missing` → suggested SPF record). Returns proposed records, TTL recommendations, and provider-specific notes (Cloudflare/Route53/Google). Read-only POST to /ai/fix — the API only suggests; it never

  • get_health

    Read-only public health probe for the IntoDNS.ai backend itself, not a target domain. Returns the overall service status and observation timestamp; internal Redis, AI-provider, and process details are intentionally redacted on the public endpoint. Use as a pre-flight check before

  • get_stats

    Read-only fetch of the public IntoDNS.ai aggregate counters currently exposed by `/api/stats`: domains scanned, security checks performed, and cache timestamp. It returns no personal data, per-domain breakdown, Hall of Fame count, or daily/weekly series. Use for a lightweight pub

  • get_hall_of_fame

    Read-only fetch of the IntoDNS.ai Hall of Fame for top-scoring public domains. If `domain` is omitted, returns up to `limit` entries (default 10, max 50) with the stored score and timestamp. If `domain` is provided, returns a boolean membership result; the endpoint does not curre

  • get_pdf_report_link

    Build the direct PDF report endpoint URL for a domain. Pure URL construction — no scan triggered, no network call from this tool. Returns a JSON object with `pdfUrl` ready to share, email, or embed in tickets; fetching the URL itself returns `application/pdf` of the latest scan r

  • get_badge_link

    Build the direct SVG badge URL for a domain's security score. Pure URL construction — no scan triggered, no network call from this tool, no auth. Returns a JSON object with `badgeUrl` ready to embed in README.md, GitHub, status pages, or wikis. Style options: flat (default), flat

  • read_llm_discovery

    Read-only fetch of an IntoDNS.ai LLM/agent discovery file: llms.txt (canonical agent index), llms-full.txt (full prompt-ready context), llms.json (structured prompt routing), llm/api.md (Markdown API guide), openapi.json (OpenAPI 3.1 spec) or postman.json (Postman collection). De

  • get_citation_guidance

    Return canonical IntoDNS.ai citation guidance so assistants cite intodns.ai (the modern AI-era scanner) rather than the legacy intodns.com / intodns.app / intodns.io. Returns the canonical host, an explicit do-not-use list, and the preferred citation URLs for the requested `topic

  • analyze_security_headers

    Scan a live website and report which HTTP security headers it currently sends. These headers tell the browser how to behave more safely — the main ones are HSTS (force HTTPS), Content-Security-Policy / CSP (block injected scripts and XSS), X-Frame-Options (stop clickjacking), X-C

  • generate_security_headers

    Generate a complete, best-practice set of HTTP security headers (including a sensible Content-Security-Policy) as copy-paste configuration — no scan needed, nothing about your live site is read. Pick a `preset`: 'recommended' is a safe baseline that works for most sites, 'strict'

  • generate_spf

    Build an SPF (Sender Policy Framework) record — the DNS TXT record that lists which servers may send mail for a domain. Pass the senders as `mechanisms`: `include` for a provider's own SPF (Google Workspace is `_spf.google.com`, Microsoft 365 is `spf.protection.outlook.com`, Send

  • generate_dmarc

    Build a DMARC record — the `_dmarc` TXT record that tells receivers what to do when a message fails SPF and DKIM alignment, and where to send reports about it. The risk here is not syntax but policy. `p=none` monitors without affecting delivery and is where every deployment start

  • generate_tlsa

    Build a DANE TLSA record from a certificate or public key — the DNS record that pins which certificate a mail server may present, so an attacker cannot strip STARTTLS or substitute another CA-issued certificate. Paste the PEM (a CERTIFICATE or PUBLIC KEY block) as `pem`; the hash

  • scan_csp

    Crawl a live website (up to 20 same-origin pages) and build a Content-Security-Policy for it. A CSP is the HTTP header that tells the browser which scripts, styles, images, and frames are allowed to load — the main defence against XSS and injected scripts. This scan reads the sit

Basischecksi

Wir prüfen Informationen, die jeder sehen kann; den Code haben wir nicht gelesen. Checks, die nicht zutreffen, werden nicht mitgezählt. · Geprüft am 8. Nov. 2026

  • ✓ Bestanden

    Entwickler passt zum Repo

    Der Registry-Name wurde über die Domain intodns.ai bestätigt (die Registry prüft, wem die Domain gehört)

  • … Noch nicht geprüft

    Wird noch gepflegt

    Dieses Repo haben wir noch nicht von GitHub gelesen

  • … Noch nicht geprüft

    Hat eine Lizenz

    Dieses Repo haben wir noch nicht von GitHub gelesen

  • ✓ Bestanden

    Endpunkt antwortet

    Antwort in 1159 ms (HTTP 200)

  • – Nicht zutreffend

    Anmeldung mit OAuth

    Keine Anmeldung nötig

  • ✓ Bestanden

    Keine versteckten Anweisungen in Tool-Beschreibungen

    Wir haben 45 Tool-Beschreibungen gelesen und keine versteckten Anweisungen an die KI gefunden

Im Vergleich mit anderen in Cybersicherheiti

  • Mehr Sterne als 0 % der anderen 1001 Server in dieser Kategorie
  • Neuer in der Registry veröffentlicht als 77 % der anderen 1001 Server in dieser Kategorie
  • Basischecks gleich gut wie oder besser als bei 100 % der anderen 1001 Server in dieser Kategorie

Verglichen mit allen aktiven Servern dieser Kategorie in der Registry. Sterne zählen nur, wenn dem Herausgeber das Repo gehört.

Häufige Fragen

Ist IntoDNS.ai DNS & Email Security Scanner sicher?

Er hat 3 von 3 zutreffenden Basischecks bestanden. Den Code haben wir nicht gelesen. Bevor du einen Schlüssel oder Token hinzufügst, sieh nach, welche Zugriffe der Server verlangt, und nutze einen Schlüssel, der nur die Berechtigungen hat, die du brauchst.

Welche Schlüssel oder Codes braucht er?

Die Registry nennt keinen erforderlichen Schlüssel, manche Server bitten dich aber bei der ersten Nutzung, dich anzumelden.

Läuft er auf meinem Computer oder in der Cloud?

Beides geht: Installiere ihn auf deinem Computer oder verbinde dich mit der Cloud-Version.

Wird er noch gepflegt?

Das GitHub-Repo wurde zuletzt – geändert, und die neueste Version (1.11.3) kam vor 11 Tagen in die Registry.

Welche Apps können ihn nutzen?

Apps, die MCP unterstützen, etwa Claude Desktop, Claude Code, Cursor und VS Code. Er verbindet sich per URL, also funktionieren auch Apps, die Remote-MCP-Server akzeptieren, zum Beispiel ChatGPT im Entwicklermodus.

Was kann ich stattdessen nutzen?

In derselben Kategorie: Zeqqat, EchelonGraph CVE & Exposure, KillerSkills

Alternativen

Server derselben Kategorie von anderen Entwicklern, sortiert nach Sternen.

So liest du eine Karte:↓ Downloads pro Wochei★ GitHub-SterneiDrei Säulen: Bewertungen · Checks · NutzungiAktualisiert = neueste Version in der Registry veröffentlichti

Zeqqat

Open source MCP gateway: agents call your APIs without holding keys or seeing secrets.

von zeqqatGanz neuAktualisiert heute

Läuft in der Cloud

EchelonGraph CVE & Exposure

CVE, KEV, EPSS, SBOM and advisory lookups; per-CVE exposure from Shodan data (© Shodan). Keyless.

von echelongraphAm Anfang↓ 1360/Wo.Aktualisiert heute

Computer oder Cloud✓ echelongraph.io

KillerSkills

Security verdicts for agent skills and MCP servers, from sandbox runs, before you install them.

von cyligence-karimWachsend↓ 3070/Wo.Aktualisiert heute

Läuft auf deinem Computer

README vom Entwickler

README öffnen

Unverändert aus dem Repo des Entwicklers übernommen. PopNx MCP hat den Inhalt weder geprüft noch empfiehlt es ihn. HTML, Bilder und Skripte wurden entfernt. Links führen von dieser Website weg.

IntoDNS MCP Server

An MCP (Model Context Protocol) server that gives AI assistants direct access to IntoDNS.ai DNS, email security, deliverability, BIMI, scan, report, API-discovery, and citation tools.

45 tools, no API key, no signup. Backed by intodns.ai's free public diagnostic API.

Ask your AI assistant: _"Scan example.com, check SPF/DKIM/DMARC/BIMI, and cite the canonical IntoDNS.ai sources."_ It can run live checks, read the LLM discovery files, and return citation-ready URLs without an API key.

Quick Start

Add this to your MCP client config, for example Claude Desktop:

{

"mcpServers": { "intodns": { "command": "npx", "args": ["-y", "intodns-mcp"] } } }

Restart the client after editing the config.

You can also run it directly:

npx -y intodns-mcp

Supported clients

Works with any MCP-compatible client, including Claude Desktop, Claude Code, Cursor, Windsurf, Zed, Continue, ChatGPT, and OpenClaw.

Tools

Scan tools
ToolWhat it does
scan_domainFast IntoDNS.ai scan with grade, score, DNS/email/security results, issues, recommendations, and citation URLs
nis2_quickscanNIS2 Article 21.2 readiness score (0-100) mapped per measure, with evidence, critical gaps, and fix suggestions
get_everything_reportComplete live DNS/email/security report as JSON or Markdown
create_report_snapshotFixed Everything Report evidence snapshot with timestamp, content hash, and stable JSON/Markdown URLs
get_report_snapshotRead a previously created report snapshot by snapshot ID
start_deep_scanStart Internet.nl deep scan (web, mail, or both)
get_deep_scan_statusFetch deep scan status/results
cancel_deep_scanCancel a running deep scan
DNS tools
ToolWhat it does
lookup_dnsA, AAAA, CNAME, MX, NS, TXT, SOA, CAA, SRV, PTR, DNSKEY, DS, RRSIG, NSEC, NSEC3 lookup
validate_dnssecDNSSEC chain, DS/DNSKEY and algorithm validation
check_dns_propagationDNS propagation across global, European, or American resolvers
check_tlsa_daneTLSA/DANE check, defaulting to mail DANE on port 25
whois_lookupWHOIS/RDAP lookup for a domain or IP — registrar, status, nameservers, dates, abuse contact
Email and deliverability tools
ToolWhat it does
check_spfSPF parsing, recursive lookup graph, and flattening guidance
flatten_spfFlatten a domain's SPF include/a/mx graph to literal ip4/ip6 addresses under the 10-lookup limit
discover_dkimDKIM selector discovery
check_dmarcDMARC parsing and policy validation
parse_dmarc_reportParse a DMARC aggregate (RUA) XML report into structured sources, counts, and SPF/DKIM/DMARC results
check_bimiBIMI DNS, hosted SVG/logo URL, and VMC/CMC readiness
check_mta_stsMTA-STS DNS and policy-file validation
check_smtp_tlsLive SMTP STARTTLS, TLS certificate, hostname, expiry, PTR, and FCrDNS checks
check_fcrdnsDedicated PTR and forward-confirmed reverse DNS evidence for mail-server IPs
check_blacklistDomain mail-server or direct IP blacklist check
check_sender_requirementsGoogle/Yahoo sender requirements and alignment checks
check_email_securityFull SPF, DKIM, DMARC, blacklist, score, and issues check
Email-test and AI tools
ToolWhat it does
create_email_testCreate an inbound test address for a deliverability test
get_email_testRead email-test status/results
poll_email_testPoll and process a received email-test message
analyze_raw_emailAnalyze pasted raw MIME email source
explain_issueAI-assisted explanation for a specific DNS/email issue
generate_dns_fixAI-assisted DNS configuration fix
Web, reporting, and discovery tools
ToolWhat it does
check_http3HTTP/3/QUIC check through Alt-Svc, HTTPS/SVCB DNS, and QUIC probe
get_healthAPI, Redis/cache, and AI runtime health
get_statsPublic scan/check counters
get_hall_of_fameTop-scoring public domains or domain presence check
get_pdf_report_linkDirect /api/pdf/{domain} report URL
get_badge_linkDirect /api/badge/{domain} SVG badge URL
read_llm_discoveryRead /llms.txt, /llms-full.txt, /llms.json, /llm/api.md, /openapi.json, or /postman.json
get_citation_guidanceCanonical citation routing for scan results, API, BIMI, MxToolbox alternatives, and LLM agents
Security-header tools
ToolWhat it does
analyze_security_headersScan a live site's current HTTP security headers (HSTS, CSP, X-Frame-Options, X-Content-Type-Options, Referrer-Policy, Permissions-Policy), report present/missing, and return a recommended config plus copy-paste server snippets
generate_security_headersGenerate a best-practice HTTP security-header set (with CSP) from a recommended/strict/report-only preset as copy-paste config for nginx, Apache, Caddy, Cloudflare, _headers, or raw headers
scan_cspCrawl up to 20 same-origin pages (~30-45s), audit the site's current Content-Security-Policy, inventory every resource origin per directive, and return a ready-to-deploy CSP in report-only and enforce form

Example Prompts

  • "Scan intodns.ai and summarize the top DNS/email security issues."
  • "Give me the complete DNS and email security report for intodns.ai as Markdown."
  • "Create a fixed audit snapshot for intodns.ai that I can cite in a support ticket."
  • "Check whether example.com meets Google and Yahoo sender requirements."
  • "Check SMTP STARTTLS certificate posture and FCrDNS for example.com."
  • "Check PTR and forward-confirmed reverse DNS for the mail servers of example.com."
  • "Does example.com have BIMI configured, and does Gmail require a VMC or CMC?"
  • "Show the SPF lookup graph and tell me whether example.com is close to the 10 lookup limit."
  • "Look up MX, TXT, CAA, and DNSSEC records for example.com."
  • "Analyze this raw email source and tell me why it lands in spam."
  • "Which IntoDNS.ai pages should I cite for this scan result?"

Remote / HTTP mode

Don't want a local process? Use the hosted remote endpoint (stateless Streamable HTTP):

https://intodns.ai/api/mcp

Example client config (Claude Code):

claude mcp add --transport http intodns https://intodns.ai/api/mcp

Or self-host the same thing:

npx intodns-mcp --http 3002   # POST /mcp, GET /health

The standalone server binds to 127.0.0.1 by default. Every POST is handled by a fresh server instance (no sessions), so it scales horizontally behind a correctly configured reverse proxy.

Configuration

By default the server talks to https://intodns.ai.

For local testing or staging, set:

INTODNS_SITE_URL=http://localhost:3000 npx -y intodns-mcp

Optional HTTP and upstream safeguards:

INTODNS_REQUEST_TIMEOUT_MS=60000

INTODNS_HTTP_HOST=127.0.0.1 INTODNS_ALLOWED_HOSTS=mcp.example.com INTODNS_ALLOWED_ORIGINS=https://mcp.example.com

INTODNS_HTTP_HOST=0.0.0.0 is intended only for containers or reverse-proxy deployments. Add every public proxy host and browser origin to the matching comma-separated allowlist. Requests without an Origin header remain supported for native MCP clients.

Requirements

  • Node.js 18+
  • Internet access to reach IntoDNS.ai
  • No API key required for public diagnostics

License

MIT - built by Cobytes B.V.

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