HTTP/2 frames (Akamai)

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

first seen 2026-07-01 16:01 · last seen 2026-10-27 12:45 · JSON

Last 7 days (7 observations)

Distinct clients per day (last 30 days, peak 2/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 frames0
Pseudo-header orderm,a,s,p

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.23
t13d1517h2_8daaf6152771_cb7bf5808d99 Match?Exact match in Thumbprint's published controlled catalog captures: chrome 152.0.7977.83, chrome 154.0.8037.57, chrome 152.0.7977.64, +24 more.The fingerprint page shows the full measured match list. More on the catalog.13
t13d1518h2_8daaf6152771_e2d80978ab2e Match?Exact match in Thumbprint's published controlled catalog captures: chrome 152.0.7977.83, chrome 154.0.8037.57, chrome 152.0.7977.64, +24 more.The fingerprint page shows the full measured match list. More on the catalog.13
t13d1516h2_8daaf6152771_806a8c22fdea Match?Exact match in Thumbprint's published controlled catalog captures: chrome 150.0.7871.187, chrome 151.0.7922.137, chromium 151.0.7922.34, +28 more.The fingerprint page shows the full measured match list. More on the catalog.12
t13d1517h2_8daaf6152771_dcad5a0539919
t13d1516h2_8daaf6152771_02713d6af862 Match?Exact match in Thumbprint's published controlled catalog captures: chromium 131.0.6778.33, chromium 134.0.6998.35, chromium 133.0.6943.16.The fingerprint page shows the full measured match list. More on the catalog.6
t13d1515h2_8daaf6152771_be51d82afabe3
t13d1515h2_8daaf6152771_e4c2b8c727f23
t13d1516h2_8daaf6152771_9a55b862dad62
t13d1515h2_8daaf6152771_d32726be76dc2

HTTP request (JA4H)

fingerprintco-occurrences
ge20nn13enus_0c2c1d640f3e_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: chrome 151.0.7922.137, chrome 151.0.7922.170, chrome 151.0.7922.108, +36 more.The fingerprint page shows the full measured match list. More on the catalog.20
ge20nn13enus_0e897bb088aa_000000000000_00000000000010
ge20nn050000_282098a6f928_000000000000_0000000000006
ge20nn020000_b89ce445e0b3_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: go-net/http 1.21.13, go-net/http 1.27.1, go-net/http 1.27.0, +14 more.The fingerprint page shows the full measured match list. More on the catalog.3
ge20nn13ptbr_0c2c1d640f3e_000000000000_0000000000003
ge20nn12enus_60f823d07c94_000000000000_0000000000002
ge20nn030000_bf75ddd0bb29_000000000000_0000000000002
ge20nr17enus_037ec6b2e750_000000000000_0000000000002
ge20nr18enus_e6eeb6dfc618_000000000000_0000000000002
ge20nn04enus_b3faf565e5e7_000000000000_0000000000001

TCP SYN (p0f)

fingerprintco-occurrences
4:111+17:0:1440:65535,8:mss,nop,ws,nop,nop,sok:df,id+:013
4:47+17:0:1460:65535,3:mss,sok,ts,nop,ws:df,id+:013
4:47+17:0:1460:mss*15,9:mss,sok,ts,nop,ws:df,id+:012
4:56+8:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:09
4:53+11:0:1380:mss*47,10:mss,sok,ts,nop,ws:df,id+:07
6:57+7:0:1360:65535,13:mss,sok,ts,nop,ws:flow:07
4:49+15:0:1440:mss*44,7:mss,sok,ts,nop,ws:df,id+:05
4:48+16:0:1460:mss*15,9:mss,sok,ts,nop,ws:df,id+:05
6:48+16:0:1420:mss*45,8:mss,nop,ws,nop,nop,sok:flow:04
4:54+10:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:03

TCP SYN (JA4T)

fingerprintco-occurrences
21900_2-4-8-1-3_1460_917
64240_2-4-8-1-3_1460_714
65535_2-1-3-1-1-4_1440_814
65535_2-4-8-1-3_1460_313
64240_2-4-8-1-3_1440_79
64860_2-4-8-1-3_1380_107
65535_2-4-8-1-3_1360_137
64800_2-1-3-1-1-4_1420_86
65535_2-1-3-1-1-8-4-0-0_1452_63
64800_2-4-8-1-3_1440_72

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/152.0.0.0 Safari/537.3619
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.3612
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/151.0.0.0 Safari/537.367
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/155.0.0.0 Safari/537.367
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/150.0.0.0 Safari/537.366
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.365
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/150.0.0.0 Safari/537.365
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/133.0.0.0 Safari/537.365
Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Mobile Safari/537.364
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/150.0.0.0 Safari/537.364

Country

fingerprintco-occurrences
US · United States37
NL · Netherlands15
CN · China14
IL · Israel7
CY · Cyprus7
BR · Brazil6
DE · Germany4
AR · Argentina3
SE · Sweden2
FI · Finland1

Network (ASN)

fingerprintco-occurrences
AS16276 · OVH SAS17
AS197170 · TechTies Inc.13
AS4134 · CHINANET BACKBONE13
AS16509 · Amazon.com, Inc.9
AS8075 · Microsoft Corporation9
AS13335 · Cloudflare, Inc.7
AS57169 · EDIS GmbH7
AS7738 · V tal6
AS401626 · Netiface America, Inc.3
AS22927 · Telefonica de Argentina3

TLS supported groups

fingerprintco-occurrences
0a0a,11ec,001d,0017,0018 Match?Exact match in Thumbprint's published controlled catalog captures: chrome 155.0.8059.40, chrome 156.0.8078.73, chromium 156.0.8078.47, +8 more.The fingerprint page shows the full measured match list. More on the catalog.11