WhoisAPI
WebCargo
WhoisThisDomain
Whoisology
JsonWhois.io
Bulk Whois API
Active Whois Browser
WhoAPI
SecurityTrails
DomainTools
WhoisXML API
IP Ninja
SentryScore
DomainOps
UptimeRobot
WHOIS JSON API
WhoisAPI is recommended for developers, cybersecurity professionals, digital marketers, and businesses that require domain information for security analysis, market research, and integration into their own systems or applications.
No WhoisAPI videos yet. You could help us improve this page by suggesting one.
Based on our record, SecurityTrails seems to be more popular. It has been mentiond 1 time since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
I'm having the same issue. https://securitytrails.com/ also had my "secret" staging subdomain. I made a catch-all certificate, so the subdomain didn't show up in CT logs. It's still a secret to me how my subdomain ended up in their database. - Source: Hacker News / over 1 year ago
WebCargo - Optimize your workflow by offloading it to us. Useful API's with seamless integration that scale to your needs.
DomainTools - Domain name research, including comprehensive Whois Lookup, Reverse Whois Lookup and Whois History.
WhoisThisDomain - Domain name lookup tool that allows you to get information about domain registration from WHOIS server.
WhoisXML API - Domain, IP, and DNS data provider
Whoisology - Connected database of whois records and whois history
IP Ninja - Advanced Network Intelligence API featuring enriched Reverse IP lookups, historical hostname mapping, and fully parsed WHOIS data for IPs and domains. Built for security researchers and developers seeking structured, actionable network insights.