You can access the Domain RDAP & DNS Security Auditor programmatically from your own applications by using the Apify API. You can also choose the language preference from below. To use the Apify API, you’ll need an Apify account and your API token, found in API & Integrations in Apify Console.

Python

JavaScript

CLI

OpenAPI

HTTP

MCP

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          "checkDns": {
            "title": "Check DNS",
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          "dnsRecordTypes": {
            "title": "DNS record types",
            "minItems": 1,
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            "default": [
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          "checkDmarc": {
            "title": "Check DMARC",
            "type": "boolean",
            "description": "Query TXT at _dmarc.<domain>. No organizational-domain inheritance lookup.",
            "default": true
          },
          "checkDnssec": {
            "title": "Check DNSSEC",
            "type": "boolean",
            "description": "Query DS records and expose resolver AD validation. This is presence evidence, not an independent cryptographic audit.",
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          },
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            "title": "Concurrent domains",
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                "type": "string",
                "format": "date-time",
                "example": "2025-01-08T00:00:00.000Z"
              },
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                "type": "string",
                "example": "READY"
              },
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                    "type": "string",
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                    "type": "string"
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                    "type": "integer",
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                  },
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                    "type": "integer",
                    "example": 0
                  },
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                    "type": "integer",
                    "example": 0
                  },
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                    "type": "integer",
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                  },
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                  },
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                    "type": "integer",
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                }
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                "type": "number",
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              },
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Domain RDAP & DNS Security Auditor OpenAPI definition

OpenAPI is a standard for designing and describing RESTful APIs, allowing developers to define API structure, endpoints, and data formats in a machine-readable way. It simplifies API development, integration, and documentation.

OpenAPI is effective when used with AI agents and GPTs by standardizing how these systems interact with various APIs, for reliable integrations and efficient communication.

By defining machine-readable API specifications, OpenAPI allows AI models like GPTs to understand and use varied data sources, improving accuracy. This accelerates development, reduces errors, and provides context-aware responses, making OpenAPI a core component for AI applications.

You can download the OpenAPI definitions for Domain RDAP & DNS Security Auditor from the options below:

OpenAPI.json

If you’d like to learn more about how OpenAPI powers GPTs, read our blog post.

You can also check out our other API clients:

Domain RDAP & DNS Security Auditor API in Python

Domain RDAP & DNS Security Auditor API in JavaScript

Domain RDAP & DNS Security Auditor API through CLI

Domain RDAP & DNS Security Auditor API

Bulk WHOIS Lookup: Domain Age, Expiry, Registrar

thoob/rdap-domain-lookup

Looks up domain registration data through official IANA RDAP servers (the structured-JSON successor to WHOIS): registrar, key dates, status codes, nameservers, DNSSEC, and abuse contact. Clean fields, no mangled WHOIS text. Billed only per resolved domain.

Pono Data

Domain Security & Email Deliverability — DNS, SPF, DMARC, DKIM

ryanclinton/dns-record-lookup

Audit a domain portfolio for email spoofing, broken SPF, DMARC enforcement, DNSSEC and shadow-SaaS senders. Returns a posture score, what to fix first, vendor dependencies and drift alerts — not just records. Bulk DNS / SPF / DMARC / DKIM lookup, no API keys.

Ryan Clinton

DNS Lookup – Bulk DNS Records, MX, SPF & DMARC Checker

gazidev/bulk-dns-lookup

Bulk DNS lookup for thousands of domains: A, AAAA, MX, NS, TXT, CNAME, SOA, CAA records, SPF checker with 10-lookup limit, DMARC policy & rua, DKIM selectors, MTA-STS, BIMI, reverse DNS, change monitoring. Pick resolver: 1.1.1.1, 8.8.8.8 or custom. $1 per 1,000 domains.

Cemal Atakli

Bulk Domain Checker: WHOIS Lookup, DNS, SSL & HTTP

aiqlabs/bulk-domain-checker

Check a list of domains in one run: DNS records, mail provider from MX, SPF/DMARC, HTTP status and full redirect chain, SSL certificate expiry, and WHOIS/RDAP registration - plus a plain-English issue list per domain. No API keys.

Ai-Q Labs

Domain Inspector — WHOIS/RDAP, DNS & SSL

hipersoft/domain-inspector

Inspect any list of domains: registrar, registration/expiry dates and status via RDAP; DNS records (A, AAAA, MX, NS, TXT, CNAME); and SSL certificate issuer and expiry. Bulk-ready, no setup. Great for domain portfolios, security audits and lead research.

hiper soft

Bulk Domain DNS & RDAP Lookup – SPF, DMARC, MX, Registrar

polychrome_haymow/domain-dns-rdap

Enrich up to 10,000 domains per run: A/AAAA/MX/NS/TXT, SPF & DMARC via DNS-over-HTTPS, plus registrar, created/expiry dates, status and DNSSEC via RDAP. No WHOIS, no personal data.

Levani Zurabiani

Domain WHOIS, DNS and SSL Expiry Lookup (RDAP)

pistachio_implementation/domain-whois-dns-ssl-lookup

Bulk domain lookup from official sources. Registrar, creation date, age and expiry date via RDAP, the modern WHOIS; A, MX, NS, TXT, SPF and DMARC records; and the SSL certificate issuer and days to expiry. $1.50 per 1,000 domains.

Hay Equipos

SPF, DMARC & DKIM Checker: Bulk Email Domain DNS Audit

datawright-labs/email-domain-dns-checker

Bulk email authentication audit for any list of domains or emails: SPF (with recursive 10-lookup count), DMARC policy, DKIM selectors, MX and mail provider, BIMI, MTA-STS and TLS-RPT. Score 0-100, status and a plain-English problems list per domain.

Datawright Labs

Domain RDAP Intelligence API

intimate_pacu/domain-rdap-intelligence-api

Fetch public RDAP domain registration, registrar, nameserver, status, and lifecycle signals for due diligence and domain intelligence workflows.

Intimate PAcu

Domain WHOIS and DNS Lookup: registrar, age, expiry (RDAP)

bepolabs/domain-rdap

Paste domains or URLs and get one result each: who registered it, when it was created and runs out, name servers, A and MX entries, SPF text. Free names are flagged.