Development preview. dotbunker is still being built. Some of the data shown here, including registrar prices, is sample data and should not be relied on.

dns

dotbunker

Canonical Checker

Check a page's canonical tag and Link header, whether it is self-referencing, whether the target resolves, and whether there is a chain or a conflict.
cloud

Runs on our edge servers

A browser cannot read another site's response, so a dotbunker edge server fetches it and reports back. Nothing is stored.

Data sources

HTTP · dotbunker edge