HTTP/2 frames (Akamai)

1:65536;2:0;4:131072;5:16384;9:1|12517377|1:1:0:256|m,p,a,s

first seen 2026-08-17 21:51 · last seen 2026-08-18 00:48 · 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": 0, "4": 131072, "5": 16384, "9": 1}
WINDOW_UPDATE12517377
PRIORITY frames1:1:0:256
Pseudo-header orderm,p,a,s

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
t13d1714h2_5b57614c22b0_3dd24b5ebec46

HTTP request (JA4H)

fingerprintco-occurrences
ge20nn030000_6dac75bd47eb_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: python-httpx 0.28.1.The fingerprint page shows the full measured match list. More on the catalog.6

TCP SYN (p0f)

fingerprintco-occurrences
4:115+13:0:1400:65535,8:mss,nop,ws,nop,nop,sok:df,id+:03
4:111+17:0:1400:65535,8:mss,nop,ws,nop,nop,sok:df,id+:02
4:110+18:0:1400:65535,8:mss,nop,ws,nop,nop,sok:df,id+:01

TCP SYN (JA4T)

fingerprintco-occurrences
65535_2-1-3-1-1-4_1400_86

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.366

Country

fingerprintco-occurrences
EG · Egypt6

Network (ASN)

fingerprintco-occurrences
AS24863 · Link Egypt (Link.NET)6