http/3 fingerprints API

Fingerprints API by impersonate.pro. Live data are fetched from /api/http3 and rendered as below.

For details on http/3 fingerprints, check out our blog post.

Protocol: loading

Perk Hash

perk_text joins HTTP/3 settings, pseudo-header initials, and QUIC transport parameters; perk_hash is the MD5 of that string. The normalized variants sort the QUIC transport parameters by numeric ID.
Perk text-
Perk hash-
Perk text normalized-
Perk hash normalized-

HTTP/3 Settings

IDNameValue

Request Headers

HeaderValue

TLS Info

Cipher nameValue
IDExtensionValue