HTTP/2 frames (Akamai)

1:65536;2:1;3:100;4:65535;5:65536|6291456|1:0:0:256|p,a,s,m

first seen 2026-08-17 17:46 · last seen 2026-08-17 17:46 · JSON

Distinct clients per day (last 30 days, peak 1/day)

Distinct clients are counted by IP-hash per complete UTC day — unlike observation counts this is insensitive to one chatty client, but NAT merges clients and address rotation splits them.

Decomposed attributes

SETTINGS{"1": 65536, "2": 1, "3": 100, "4": 65535, "5": 65536}
WINDOW_UPDATE6291456
PRIORITY frames1:0:0:256
Pseudo-header orderp,a,s,m

Co-observed signals

Signals from other families seen in the same observation. A fingerprint spread thinly across many lower-layer signatures is a classic inconsistency signal.

TLS ClientHello (JA4)

fingerprintco-occurrences
t13d2712h2_b4f9224df7c1_cbb9361b6bf91

HTTP request (JA4H)

fingerprintco-occurrences
ge20nn020000_b89ce445e0b3_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: go-net/http 1.21.13, go-net/http 1.27.0, go-net/http 1.26.6, +10 more.The fingerprint page shows the full measured match list. More on the catalog.1

TCP SYN (p0f)

fingerprintco-occurrences
6:47+17:0:1440:mss*45,7:mss,sok,ts,nop,ws:flow:01

TCP SYN (JA4T)

fingerprintco-occurrences
64800_2-4-8-1-3_1440_71

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.0.1 Safari/537.361

Country

fingerprintco-occurrences
FI · Finland1

Network (ASN)

fingerprintco-occurrences
AS24940 · Hetzner Online GmbH1