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Controlled server processing

Free Online DNS Propagation Checker

Compare answers from Cloudflare and Google DNS over HTTPS.

Inputs are sent to this server. Uploads are processed temporarily and not retained. Network diagnostics may query public resolvers or the destination website.

Result

How to use DNS Propagation Checker

Compare answers from Cloudflare and Google DNS over HTTPS. Cloudflare and Google are queried through their real HTTPS resolver endpoints. Their recursive answers may be cached and do not represent a global geographic propagation map.

  1. Set Public hostname, IP, CIDR or HTTPS URL.
  2. Run the tool, review the result and its stated limitations, then copy or download if needed.

Example & practical use

Compare answers from Cloudflare and Google DNS over HTTPS. The example below demonstrates Public hostname, IP, CIDR or HTTPS URL.

Example input:
{
  "target": "example.com"
}
Result: Actual processed output or live service answers; values depend on the input and request time.

Features & result limitations

Cloudflare and Google are queried through their real HTTPS resolver endpoints. Their recursive answers may be cached and do not represent a global geographic propagation map.

Frequently asked questions

What inputs does DNS Propagation Checker accept?

Public hostname, IP, CIDR or HTTPS URL

How should I interpret the DNS Propagation Checker result?

Cloudflare and Google are queried through their real HTTPS resolver endpoints. Their recursive answers may be cached and do not represent a global geographic propagation map.

Where does DNS Propagation Checker process my data?

Inputs are processed on this server. Uploads use temporary files removed at request end. Public diagnostics contact the named resolvers or website. Private text is not stored in usage counters.