HTTP/2 frames (Akamai)

4:4194304;3:100|10485760|1:0:0:255|m,s,p,a

first seen 2026-06-21 02:02 · last seen 2026-09-08 14:14 · JSON

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{"3": 100, "4": 4194304}
WINDOW_UPDATE10485760
PRIORITY frames1:0:0:255
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
t13d2613h2_2802a3db6c62_845d286b0d6713
t13d2014h2_a09f3c656075_14788d8d241b11

HTTP request (JA4H)

fingerprintco-occurrences
ge20nn04enus_39a3ba4480e8_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: urlsession 6.1.2.The fingerprint page shows the full measured match list. More on the catalog.11
ge20nn04engb_39a3ba4480e8_000000000000_0000000000005
ge20nn08frfr_1945e0741196_000000000000_0000000000002
ge20nn08enus_1945e0741196_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: safari 26.5.2, safari 26.4, safari 26.6.2.The fingerprint page shows the full measured match list. More on the catalog.2
ge20nr09hiin_d96ac90dfa13_000000000000_0000000000001
ge20nn08heil_1945e0741196_000000000000_0000000000001
ge20nr08isis_1945e0741196_000000000000_0000000000001
ge20nr08cscz_1945e0741196_000000000000_0000000000001

TCP SYN (p0f)

fingerprintco-occurrences
6:47+17:0:1440:mss*45,7:mss,sok,ts,nop,ws:flow:06
6:55+9:0:1440:mss*45,7:mss,sok,ts,nop,ws:flow:04
4:54+10:0:1460:32768,10:mss,nop,ws,sok,ts::03
4:42+22:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:02
4:56+8:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:01
4:46+18:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:01
4:45+19:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:01
6:48+16:0:1440:mss*45,7:mss,sok,ts,nop,ws:flow:01
4:108+20:0:1399:mss*44,10:mss,sok,ts,nop,ws:df,id+:01
4:51+13:0:1460:mss*20,7:mss,sok,ts,nop,ws:df,id+:01

TCP SYN (JA4T)

fingerprintco-occurrences
64800_2-4-8-1-3_1440_711
64240_2-4-8-1-3_1460_74
32768_2-1-3-4-8_1460_103
64240_2-4-8-1-3_1289_102
29200_2-4-8-1-3_1460_71
64240_2-4-8-1-3_1399_101
42340_2-1-1-4-1-3_1460_101

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.5 Safari/605.1.155
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.3 Safari/605.1.155
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/26.4 Safari/605.1.153
Mozilla/5.0 (iPhone; CPU iPhone OS 18_6 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/26.5 Mobile/15E148 Safari/604.12
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.3.3 Safari/605.1.152
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.2 Safari/605.1.151
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.6 Safari/605.1.151
Mozilla/5.0 (iPhone; CPU iPhone OS 15_0 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.0 Mobile/15E148 Safari/604.11
Mozilla/5.0 (iPhone; CPU iPhone OS 18_6 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.6 Mobile/15E148 Safari/604.11
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.3.1 Safari/605.1.151

Country

fingerprintco-occurrences
SE · Sweden6
FI · Finland6
NL · Netherlands4
US · United States2
FR · France2
IN · India1
IS · Iceland1
CZ · Czechia1
IL · Israel1

Network (ASN)

fingerprintco-occurrences
AS24940 · Hetzner Online GmbH6
AS214379 · South Park Networks LLC4
AS215125 · Church of Cyberology3
AS14061 · DigitalOcean, LLC2
AS16276 · OVH SAS2
AS198093 · Foreningen for digitala fri- och rattigheter1
AS11878 · tzulo, inc.1
AS41281 · KeFF Networks Ltd1
AS35758 · Rachamim Aviel Twito1
AS206075 · Hollander & Jacobsen UG (haftungsbeschraenkt)1