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Domain DNS, Email Security (SPF/DMARC) & CAA 360° Briefing

Single-call domain audit: resolves A, MX, TXT, and CAA records and checks for SPF and DMARC email spoofing protection.

Call it (no API key)

GET https://api.agentdatahub.de/api/v1/call/dev-domain-security-briefing?domain=github.com&compact=1

Full metadata: without compact=1 · Markdown: format=llm · Only some fields: add &fields=a,b.c · MCP: tool call_api with {"apiId":"dev-domain-security-briefing"}

Parameters

domainDomain e.g. github.com, google.com, stripe.com (default: github.com)

Example response (live, compact)

{
  "apiId": "dev-domain-security-briefing",
  "data_freshness": "live",
  "data": {
    "domain": "github.com",
    "ipv4_addresses": [
      "140.82.121.4"
    ],
    "mx_mail_servers": [
      "0 github-com.mail.protection.outlook.com."
    ],
    "email_security": {
      "has_spf": true,
      "spf_record": "v=spf1 ip4:192.30.252.0/22 include:spf.protection.outlook.com include:_netblocks.google.com include:_netblocks2.google.com include:mail.zendesk.com include:_spf.salesforce.com include:servers.mcsv.net include:mktomail.com include:sendgrid.net ip4:62.253.227.114 ip4:166.78.69.169 ip4:166.78.69.170 ip4:166.78.71.131 ~all",
      "has_dmarc": true,
      "dmarc_record": "v=DMARC1; p=quarantine; sp=reject; pct=100; rua=mailto:dmarc@github.com; ruf=mailto:dmarc@github.com; fo=1"
    }
  },
  "source": "Google Public DoH + Platform Security Analyzer",
  "license": "Public DNS Data + Platform Compute"
}

Source & license

SourceGoogle Public DoH + Platform Security Analyzer
LicensePublic DNS Data + Platform Compute
Source URLhttps://dns.google/resolve?name=github.com&type=A
Termshttps://developers.google.com/speed/public-dns/terms
CategoryDeveloper, Tech & Web › 1. AI Dev & Security 360° Briefings