HTTP/2 frames (Akamai)

4:4194304;3:100|10485760|1:1:0:256|m,s,p,a

first seen 2026-08-07 10:20 · last seen 2026-10-24 06:48 · 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{"3": 100, "4": 4194304}
WINDOW_UPDATE10485760
PRIORITY frames1:1:0:256
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
t13d2014h2_a09f3c656075_14788d8d241b10

HTTP request (JA4H)

fingerprintco-occurrences
ge20nn030000_6dac75bd47eb_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: python-httpx 0.28.1.The fingerprint page shows the full measured match list. More on the catalog.9
ge20nn08enus_1945e0741196_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: safari 26.5.2, safari 26.6.2, safari 26.4.The fingerprint page shows the full measured match list. More on the catalog.1

TCP SYN (p0f)

fingerprintco-occurrences
4:115+13:0:1400:65535,8:mss,nop,ws,nop,nop,sok:df,id+:03
4:111+17:0:1400:65535,8:mss,nop,ws,nop,nop,sok:df,id+:02
4:110+18:0:1400:65535,8:mss,nop,ws,nop,nop,sok:df,id+:02
4:51+13:0:1380:mss*47,7:mss,sok,ts,nop,ws:df,id+:01
4:44+20:0:1400:65535,6:mss,nop,ws,nop,nop,ts,sok,eol+1:df,id+:01
6:56+8:0:1440:mss*45,8:mss,nop,ws,nop,nop,sok:flow:01

TCP SYN (JA4T)

fingerprintco-occurrences
65535_2-1-3-1-1-4_1400_87
64860_2-4-8-1-3_1380_71
65535_2-1-3-1-1-8-4-0-0_1400_61
64800_2-1-3-1-1-4_1440_81

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.367
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/26.5 Safari/605.1.151
noble-tls/0.1.91
tls-client/1.0.11

Country

fingerprintco-occurrences
EG · Egypt7
US · United States1
NL · Netherlands1
TR · Turkey1

Network (ASN)

fingerprintco-occurrences
AS24863 · Link Egypt (Link.NET)7
AS701 · Verizon Business1
AS51801 · INTERNET KUTUSU TELEKOMUNIKASYON BILISIM HIZMETLERI SANAYI VE TICARET LIMITED SIRKETI1
AS47674 · Net Solutions - Consultoria Em Tecnologias De Informacao, Sociedade Unipessoal LDA1

TLS supported groups

fingerprintco-occurrences
0a0a,001d,0017,0018,0019 Match?Exact match in Thumbprint's published controlled catalog captures: urlsession 6.1.2, safari 27.2.The fingerprint page shows the full measured match list. More on the catalog.1