TLS ClientHello (JA4)

t13d1110h2_b1f625f5bed9_560390466015

first seen 2026-08-18 00:26 · last seen 2026-08-18 01:21 · JSON

Decomposed attributes

Protocolt (TLS over TCP)
TLS version13
SNId (domain)
Cipher count11
Extension count10
ALPNh2
Ciphers002f, 0035, 009c, 1301, 1302, 1303, c013, c02b, c02c, c02f, cca9
Extensions000a, 000b, 000d, 0017, 002b, 002d, 0033, ff01
Signature algorithms0403, 0804, 0401, 0503, 0805, 0501, 0806, 0601
JA4_rt13d1110h2_002f,0035,009c,1301,1302,1303,c013,c02b,c02c,c02f,cca9_000a,000b,000d,0017,002b,002d,0033,ff01_0403,0804,0401,0503,0805,0501,0806,0601
JA4_o (sample)t13d1110h2_dfebd7eaae69_1469791959df
JA4_ro (sample)t13d1110h2_1301,1302,1303,cca9,c02c,002f,c013,009c,c02f,c02b,0035_000d,0017,002b,0000,0033,000b,002d,0010,ff01,000a_0403,0804,0401,0503,0805,0501,0806,0601

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.

HTTP request (JA4H)

fingerprintco-occurrences
ge20nn04enus_989c7cc05c9b_000000000000_0000000000002

HTTP/2 frames (Akamai)

fingerprintco-occurrences
1:65536;2:0;4:6291456;6:262144;4:1048576|15663105|1:0:0:256|m,a,s,p2

TCP SYN (p0f)

fingerprintco-occurrences
4:47+17:0:1460:mss*44,10:mss,sok,ts,nop,ws:df,id+:01
4:46+18:0:1460:mss*44,9:mss,nop,nop,sok,nop,ws:df,id+:01

TCP SYN (JA4T)

fingerprintco-occurrences
64240_2-4-8-1-3_1460_101
64240_2-1-1-4-1-3_1460_91

User-Agent

fingerprintco-occurrences
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 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.7 Safari/537.361

Country

fingerprintco-occurrences
DE · Germany1
AT · Austria1

Network (ASN)

fingerprintco-occurrences
AS208323 · Foundation for Applied Privacy1
AS205100 · F3 Netze e.V.1