DNS Propagation Checker

Compare current answers from multiple public recursive resolvers after a DNS change.

Results will appear here.

What this check tells you

Propagation is not a single global event. Recursive resolvers cache answers according to TTL, so two users can temporarily receive different records. Compare resolvers before assuming a deployment or registrar change failed.

How to use the result

• Confirm the queried name is the exact hostname used by the affected service.
• Compare the returned values with the intended record in your authoritative DNS provider.
• Check TTL before changing records again; cached answers can outlive a rollback.
• Run the full domain report to correlate DNS with TLS, HTTP, routing, and provider incidents.

Queries use public DNS data. No account is required, and analytics never receives the domain you enter.