gradedns
// every domain deserves a proper health check.
Over 100 checks on everything a domain shows the internet: its DNS and registration, whether its email can be faked, and how well its website is secured. Each problem comes with its fix, the worst first.
free, 10 a day, no signup
// 14 areas, one report
dns
- records a, aaaa, mx and ttls
- nameservers ns, soa, zone transfers
- registration expiry and transfer lock
security
- dnssec signed dns answers
- caa which cas may issue your certs
- spf who may send mail as you
- dkim mail signing keys
- dmarc what happens to spoofed mail
- mta‑sts forced tls for inbound mail, tls‑rpt
- bimi your logo in inboxes (optional)
- blocklists spam lists for your mail and web ips
web
- website where the domain and www land
- http headers security headers, security.txt
- tls / ssl https protocols, ciphers, certificate
// find the problem. fix it. know when it breaks again.
- findOne free report grades every area above, A to F.
- fixEach problem says what to change and why, the worst first.
- knowWatching checks it all again every day, and emails you the day something breaks or a record changes.
// US$1 per domain per month.
- every area above, checked every day
- an email the day anything gets worse, confirmed by a second check first
- your DMARC reports read for you: who sends mail as you, what fails, and when you can enforce
- a history of every change: mx, nameservers, spf, dmarc, caa, dkim keys, registrar, certificate authority, ds records
- a report card every month
- your domains in Claude, ChatGPT and other AI tools, over MCP
the same price for one domain or a thousand. cancel anytime.
watch your domains →