HTTP/2 frames (Akamai)

1:65536;2:0;4:6291456;6:262144|15663105|1:1:0:110|m,a,s,p

first seen 2026-06-15 18:23 · last seen 2026-10-29 13:46 · JSON

Last 7 days (15 observations)

Distinct clients per day (last 30 days, peak 6/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 frames1:1:0:110
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
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.25
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.24
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.20

HTTP request (JA4H)

fingerprintco-occurrences
ge20nn09enus_de5f4abc4b1e_000000000000_00000000000013
ge20nr13engb_2e13211475bf_000000000000_00000000000011
ge20nr13enus_2e13211475bf_000000000000_0000000000008
ge20nr14enus_5362e1971f86_000000000000_0000000000004
ge20nn09enus_ca95f131f143_000000000000_0000000000004
ge20nr14en00_5362e1971f86_000000000000_0000000000003
ge20nr13enus_762281698773_000000000000_0000000000003
ge20nn09zhcn_ca95f131f143_000000000000_0000000000003
ge20nn09engb_ca95f131f143_000000000000_0000000000003
ge20nr14engb_5362e1971f86_000000000000_0000000000002

TCP SYN (p0f)

fingerprintco-occurrences
6:54+10:0:1440:mss*30,7:mss,nop,nop,sok,nop,ws:flow:013
6:121+7:0:1440:65535,8:mss,sok,ts,nop,ws:flow:012
6:114+14:0:1440:65535,8:mss,sok,ts,nop,ws:flow:07
6:122+6:0:1440:65535,8:mss,sok,ts,nop,ws:flow:06
4:116+12:0:1412:65535,8:mss,sok,ts,nop,ws::04
4:115+13:0:1412:65535,8:mss,sok,ts,nop,ws::03
6:113+15:0:1440:65535,8:mss,sok,ts,nop,ws:flow:03
4:117+11:0:1412:65535,8:mss,sok,ts,nop,ws::02
4:114+14:0:1452:65535,8:mss,nop,ws,nop,nop,sok:df,id+:02
6:112+16:0:1440:65535,8:mss,sok,ts,nop,ws:flow:02

TCP SYN (JA4T)

fingerprintco-occurrences
65535_2-4-8-1-3_1440_833
43200_2-1-1-4-1-3_1440_713
64800_2-4-8-1-3_1440_72
65535_2-1-3-1-1-4_1452_82
64240_2-4-8-1-3_1460_71
65535_2-4-8-1-3_1460_91
65535_2-1-3-1-1-8-4-0-0_1460_61
65535_2-1-3-1-1-4_1460_81
65535_2-1-3-1-1-4_1400_81
42340_2-4-8-1-3_1460_111

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.369
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/150.0.0.0 Safari/537.367
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/155.0.0.0 Safari/537.366
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.365
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/155.0.0.0 Safari/537.365
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/150.0.0.0 Safari/537.364
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.363
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/151.0.0.0 Safari/537.363
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/153.0.0.0 Safari/537.363
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/154.0.0.0 Safari/537.363

Country

fingerprintco-occurrences
US · United States31
GB · United Kingdom8
AU · Australia3
BR · Brazil3
ES · Spain3
NL · Netherlands2
SE · Sweden2
ID · Indonesia2
DE · Germany1
JP · Japan1

Network (ASN)

fingerprintco-occurrences
AS15169 · Google LLC44
AS397423 · Tier.Net Technologies LLC13
AS1136 · KPN B.V.2
AS22773 · Cox Communications Inc.1
AS174 · Cogent Communications, LLC1
AS50053 · VDSka hosting1
AS38136 · Akari Networks1
AS9121 · Turk Telekomunikasyon Anonim Sirketi1
AS41750 · Mega-Line Ltd.1
AS49125 · Uteam LTD1

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.19