Domain WHOIS & DNS Lookup - Bulk Domain Intelligence

Look up WHOIS data, DNS records, SSL certificates, and tech stack for any domain. Bulk domain research for lead generation, SEO audits, domain investing, and competitive intelligence. Uses RDAP, DNS-over-HTTPS, Certificate Transparency, and web WHOIS providers.

Bulk DNS analysis. A records, MX, nameservers, hosting provider, email provider, SPF/DMARC status for any domain.

Domain Availability, Expiry, WHOIS, DNS, IP, ASN, 70+ TLD

datascoutapi/DomainDaddy

Domain availability and expiry dates, WHOIS & RDAP data, DNS (A, MX, NS, TXT), IP geolocation and ASN details, calculates domain age, and supports batch processing. Supports 70+ TLDs, handles errors gracefully, and delivers clean, structured JSON output.

WHOIS Domain Lookup - Registration & Contact

pink_comic/whois-domain-lookup

WHOIS domain lookup for registrant details, creation and expiration dates, nameservers, and registrar info. Public records for any domain TLD. Due diligence, brand protection, cybersecurity, competitive analysis, and domain monitoring. Bulk lookup supported. No API key required.

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.

DNS Lookup

automation-lab/dns-lookup

DNS Lookup resolves all standard DNS record types for one or more domains. It returns structured data including IP addresses, mail servers, name servers, TXT records, and an email security analysis that checks for SPF and DMARC configuration.

Website Tech Stack Detector - Find Any Site's Technology

santamaria-automations/website-tech-detector

Detect the tech stack of any website — CMS, JavaScript frameworks, analytics, CDN, hosting, ad networks, e-commerce platforms, and 2000+ other technologies. Powered by the Wappalyzer fingerprint database. Bulk analysis, pay-per-result.

Supernet DNS Lookup

superlativetech/dns-lookup

Bulk DNS records lookup. Query MX, SPF, DMARC, DKIM, TXT, CNAME, A, AAAA, NS, SOA and reverse DNS for any domain or IP. Batch thousands or query one instantly using the Standby API. For email reputation scoring, see Supernet Domain Health. For whois, see Supernet Whois.

DNS Lookup | Scrape Domain Records & Security Intelligence

datascoutapi/dns-lookup

DNS lookup scrapes 22 data points including 10 DNS records (A, AAAA, MX, TXT, NS, CNAME, SOA, SRV, PTR, CAA) + email security analysis ( SPF/DKIM/DMARC), SSL certificate checker, domain monitoring. Processes 100 domains per batch with security scoring.

Domain Lead Qualifier – WHOIS + DNS Email-Readiness Score

emastra/domain-intelligence

Upload a list of domains → get age, registrar, MX/SPF/DMARC status, TLS info, hosting org, and a green/red “email-ready lead score.” Perfect for SDRs, lead-gen agencies, list vendors, and growth teams who don’t want to waste time emailing dead domains.