DNS Propagation Checker

Query 8 public DNS resolvers simultaneously via DNS-over-HTTPS to check if your DNS records have propagated worldwide. Shows per-resolver answers, TTL, and latency.

Enter a domain and select a record type, then click Check.

Queries 8 public resolvers simultaneously via DNS-over-HTTPS.

The domain you enter is sent to 8 public DNS-over-HTTPS resolvers (Cloudflare, Google, Quad9, AdGuard, NextDNS, OpenDNS, Comodo, CleanBrowsing) to compare their answers. Results reflect each resolver's current cache — propagation can take up to 48h.

DNS Propagation Checker

Query 8 public DNS resolvers simultaneously via DNS-over-HTTPS to check if your DNS records have propagated worldwide. Shows per-resolver answers, TTL, and latency.

Common uses

  • Check if a new A record has propagated worldwide
  • Verify MX records after a mail server migration

Frequently asked questions

Is my data uploaded to a server?

Partially — see the note above. The domain you check is sent to 8 public DNS-over-HTTPS resolvers to compare their answers; that's the whole point of a propagation check.