DNS Compare
Compare DNS records of two domains side by side. See A, MX, NS, TXT differences instantly. Useful for migrations and DNS audits.
About this DNS Compare tool
Side-by-side DNS comparison highlights differences in A, AAAA, MX, NS, and TXT records — a fast way to validate a migration, spot hijacked records, or audit redundant infrastructure.
How to use the DNS Compare
- Step 1. Enter two domains.
- Step 2. Pick the record types to compare.
- Step 3. Review identical, missing, and different records side by side.
Frequently asked questions
- When should I compare DNS records?
- Before and after a registrar transfer, after a CDN migration, or when troubleshooting why one mail server delivers while another bounces.
Related DNS Tools
- DNS Propagation Checker - Check DNS propagation across global servers
- DNS Lookup - Look up DNS records for any domain
- Reverse DNS - Find hostname from IP address
- DNSSEC Checker - Verify DNSSEC configuration
- NS Lookup - Look up nameservers
- MX Lookup - Look up mail server records