Public URL

Rate limited to 30 checks/hour.

Safe public fetch with private-address blocking. API: None.

Read the original guide: Compare HTML and HTTP Link canonicals safely.

Related tools

SEOSEO Tools

SEO & Social Preview Checker

Preview how a webpage may appear in search engines and social platforms and check common metadata.

Open Tool → ☆ Favorite

RCSEO Tools

Redirect Checker

Inspect public redirect chains with status codes, loop detection, and HTTP→HTTPS upgrades.

Open Tool → ☆ Favorite

HLSEO Tools

Hreflang Tag Generator

Generate alternate hreflang link tags from language/region rows with optional x-default.

Open Tool → ☆ Favorite