HTTP/2 frames (Akamai)

1:65536;2:0;4:6291456;6:262144|15663105|1:0:0:42|m,p,a,s

first seen 2026-08-12 02:01 · last seen 2026-10-05 12:13 · 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": 6291456, "6": 262144}
WINDOW_UPDATE15663105
PRIORITY frames1:0:0:42
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
t13d1516h2_8daaf6152771_d8a2da3f94cd Match?Exact match in Thumbprint's published controlled catalog captures: chromium 149.0.7827.102, chrome 149.0.7827.102, chrome 149.0.7827.156, +25 more.The fingerprint page shows the full measured match list. More on the catalog.1
t13d1517h2_8daaf6152771_3cbfd9057e0d Match?Exact match in Thumbprint's published controlled catalog captures: firefox 155.0.1, firefox 154.0, firefox 156.0, +8 more.The fingerprint page shows the full measured match list. More on the catalog.1
t13d1517h2_8daaf6152771_cb7bf5808d99 Match?Exact match in Thumbprint's published controlled catalog captures: chrome 152.0.7977.83, chrome 156.0.8078.48, chrome 154.0.8037.57, +27 more.The fingerprint page shows the full measured match list. More on the catalog.1

HTTP request (JA4H)

fingerprintco-occurrences
ge20nr11srrs_66208738448f_000000000000_0000000000001
ge20nr10enus_9fcbd3f1e2d6_000000000000_0000000000001
ge20nn10cnr0_9fcbd3f1e2d6_000000000000_0000000000001

TCP SYN (p0f)

fingerprintco-occurrences
4:48+16:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:01
4:52+12:0:1460:65535,9:mss,sok,ts,nop,ws:df,id+:01
4:53+11:0:1460:65535,6:mss,sok,ts,nop,ws:df,id+:01

TCP SYN (JA4T)

fingerprintco-occurrences
64240_2-4-8-1-3_1460_71
65535_2-4-8-1-3_1460_91
65535_2-4-8-1-3_1460_61

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:156.0) Gecko/20100101 Firefox/156.02
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:153.0) Gecko/20100101 Firefox/153.01

Country

fingerprintco-occurrences
US · United States1
ME · Montenegro1
GR · Greece1

Network (ASN)

fingerprintco-occurrences
AS22773 · Cox Communications Inc.1
AS203020 · HostRoyale Technologies Pvt Ltd1
AS43940 · Drustvo za telekomunikacije MTEL DOO1