HTTP/2 frames (Akamai)

2:0;3:100;4:2097152|10485760|0|m,s,p,a

first seen 2026-08-19 16:27 · last seen 2026-08-23 20:52 · 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{"2": 0, "3": 100, "4": 2097152}
WINDOW_UPDATE10485760
PRIORITY frames0
Pseudo-header orderm,s,p,a

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
t13d1515h2_8daaf6152771_be51d82afabe3
t13d1612h2_1711a4c0508c_e93248cf83901

HTTP request (JA4H)

fingerprintco-occurrences
ge20nn07enus_d3a5b8fb805f_000000000000_0000000000004

TCP SYN (p0f)

fingerprintco-occurrences
4:54+10:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:04

TCP SYN (JA4T)

fingerprintco-occurrences
64240_2-4-8-1-3_1460_74

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.1 Safari/605.1.154

Country

fingerprintco-occurrences
DE · Germany4

Network (ASN)

fingerprintco-occurrences
AS401626 · Netiface America, Inc.4