TLS ClientHello (JA4)

t13d1412h2_e33ad33b3d25_6b314db333b6

first seen 2026-06-11 08:10 · last seen 2026-06-16 09:01 · JSON

Decomposed attributes

Protocolt (TLS over TCP)
TLS version13
SNId (domain)
Cipher count14
Extension count12
ALPNh2
Ciphers000a, 002f, 0035, 009c, 009d, 1301, 1302, 1303, c013, c028, c02b, c02c, c02f, c030
Extensions000a, 000b, 000d, 0015, 0017, 0023, 002b, 002d, 0033, ff01
Signature algorithms0403, 0804, 0401, 0503, 0805, 0501, 0806, 0601, 0201, 0603
JA4_rt13d1412h2_000a,002f,0035,009c,009d,1301,1302,1303,c013,c028,c02b,c02c,c02f,c030_000a,000b,000d,0015,0017,0023,002b,002d,0033,ff01_0403,0804,0401,0503,0805,0501,0806,0601,0201,0603
JA4_o (sample)t13d1412h2_665d1a68abfb_eab3b9d61e6a
JA4_ro (sample)t13d1412h2_1301,1302,1303,c02b,c02c,c02f,c030,c013,c028,009c,009d,002f,0035,000a_0000,0017,ff01,000a,000b,0023,0010,000d,0033,002d,002b,0015_0403,0804,0401,0503,0805,0501,0806,0601,0201,0603

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
ge20nn140000_08481e7494b3_000000000000_0000000000002
ge20nn21enus_7551c00c2ffa_000000000000_0000000000001
ge20nn100000_b100245d6658_000000000000_0000000000001

HTTP/2 frames (Akamai)

fingerprintco-occurrences
2:0;3:1;4:8388608;5:65536|8323073|0|m,s,a,p4

TCP SYN (p0f)

fingerprintco-occurrences
4:52+12:0:1460:65535,13:mss,sok,ts,nop,ws:df,id+:02
4:55+9:0:1460:65535,13:mss,sok,ts,nop,ws:df,id+:01
4:53+11:0:1460:65535,13:mss,sok,ts,nop,ws:df,id+:01

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36; compatible; OAI-SearchBot/1.0; +https://openai.com/searchbot2
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/142.0.0.0 Safari/537.361
Mozilla/5.0 (iPhone; CPU iPhone OS 17_0 like Mac OS X) AppleWebKit/605.1.15 Version/17.0 Mobile Safari/604.11

Country

fingerprintco-occurrences
US · United States3
FR · France1

Network (ASN)

fingerprintco-occurrences
AS13335 · Cloudflare, Inc.4