DNS & Domain
DNS lookup, WHOIS, and domain tools.
- DNS Lookup
Free online DNS lookup tool. Query A, AAAA, CNAME, MX, NS, TXT, SOA, and CAA records for any domain using Google DNS-over-HTTPS.
- WHOIS Lookup
Free online WHOIS lookup tool. Check domain registration details, registrar info, expiry dates, name servers, and DNSSEC status.
- Email DNS Checker
Check a domain's MX mail servers, SPF record, and DMARC policy in seconds. Instant green/red status for each email deliverability record.
- DNS Propagation Checker
Check DNS propagation in real time using Google and Cloudflare public resolvers. See if your A, CNAME, MX, TXT or other records agree worldwide.
- DMARC / SPF / DKIM Generator
Generate SPF, DMARC, and DKIM DNS TXT records for your domain in seconds. Set allowed IPs, include domains, policy, reports, and selector.
Rate Limiting
Network tools are rate-limited to prevent abuse. After 3 free requests per hour, a simple verification is required.