Domain Ownership & Dates
Check registration date, expiry countdown, last updated timestamp, calculated domain age, and EPP status locks.
Nameservers & DNSSEC
Discover authoritative DNS name servers, DNSSEC delegation security status, and underlying registry records.
Registrar & Abuse Info
Inspect registrar IANA ID, WHOIS server referral, registrar URL, and abuse contact email & telephone details.
What is a WHOIS Lookup?
A WHOIS Lookup is an essential network utility that queries public domain registration databases to provide detailed information about domain ownership, registration dates, authoritative name servers, registrar details, and EPP status locks.
Whether purchasing an expired domain, verifying website ownership, inspecting DNS settings, or conducting security research, WHOIS offers quick visibility into global domain records.
Key Features & Technical Capabilities
- Universal TLD Coverage: Queries authoritative WHOIS servers for `.com`, `.net`, `.org`, `.io`, `.in`, `.co`, `.uk`, `.ca`, `.de`, `.eu`, `.app`, and more.
- Registrar Referral Tracking: Follows referral WHOIS servers (e.g. MarkMonitor) for complete registrant data.
- Domain Age & Countdown: Automatically calculates exact domain age and time remaining until expiration.
- RDAP Protocol Fallback: Automatically falls back to modern RDAP endpoints if socket WHOIS is rate-limited.
- Privacy & GDPR Redaction: Accurately identifies redacted and privacy-protected domain records.
- Raw Record Inspection: Displays raw unedited socket WHOIS text alongside structured card metrics.
