DNS & email diagnostics
DNS lookup
A complete DNS, email authentication and deliverability report — generated live using publicly available DNS data exactly as the internet sees your domain.
DNS lookups reveal how a domain is configured for websites, email delivery, and authentication.
This report analyses DNS exactly as the public internet sees it, without storing or tracking submitted domains.
Diagnostic summary
A / AAAA records
Mail servers (MX)
Name servers (NS)
TXT records
SOA record
Email SRV records
VoIP SRV records
Email authentication
Email deliverability
Learn more about DNS lookups
Clear answers to common DNS and email authentication questions.