Pricing

from $1.50 / 1,000 domain checkeds

WHOIS Lookup (RDAP), DNS Lookup and SPF/DMARC Domain Checker

Bulk WHOIS (RDAP) and DNS lookup for up to 10,000 domains: registrar, domain age (created date), expiry date and days left, nameservers, DNSSEC, A/AAAA/MX/CAA, plus SPF and DMARC checks for email deliverability and spoofing gaps. USD 0.003 per domain; invalid or failed lookups are free.

Pricing

from $1.50 / 1,000 domain checkeds

Rating

0.0

(0)

Developer

Weio, Inc.

Actor stats

Bookmarked

Total users

Monthly active users

22 days ago

Last modified

Domain Checker — WHOIS, DNS & SSL Lookup API

vivid_astronaut/domain-checker

Check domain availability and fetch WHOIS records, DNS records, and SSL certificate details in one call. Supports bulk domain lists — useful for domain research, brand monitoring, and infrastructure audits.

BRAINIALL Team

Domain RDAP / WHOIS Lookup

mahogany_songbird/domain-whois-lookup

Registration and expiry dates via RDAP.

Britton Furness

Domain WHOIS Lookup - Age, Expiry, Registrar, DNS

george.the.developer/domain-whois-lookup

Look up WHOIS data, domain age, expiration date, registrar, nameservers, and DNS records for any domain. Bulk lookup supported.

George Kioko

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 DNS Records Lookup - A, MX, TXT, NS, CNAME

logiover/bulk-dns-records-lookup

Look up DNS records for thousands of domains at once — A, AAAA, MX, NS, TXT, CNAME, SOA and CAA — via DNS-over-HTTPS. Ideal for email deliverability (SPF/DMARC), security audits and migrations. No API key, export to CSV or JSON.

Logiover

Domain Age Checker — Bulk RDAP + WHOIS Lookup

prodiger/domain-age-checker

Bulk-check domain age, registration date, expiry, registrar, nameservers, DNSSEC, and EPP status codes via IANA-bootstrapped RDAP with port-43 WHOIS fallback for ccTLDs (.de, .ru, .jp, .kr, .cn, .it, .br, .es, .pl, .nl).

Arnas

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

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 Availability Checker (bulk)

bgfc97/domain-availability-checker

Check in bulk whether domains are available or already registered, via official RDAP. Expand a name across many TLDs, or pass a domain list. Shows expiry and registrar for taken ones. For domainers and brand protection. No key, no proxy.

Bruno

Domain Intelligence Lookup

obicodes/domain-intel

Full domain intelligence in one call. Get WHOIS registration data, DNS records, SSL certificate status, IP geolocation, ASN, mail provider detection, and an actionable email security score (SPF, DMARC, MX). Built for developers, security teams, agencies, and growth teams.