TLS ClientHello (JA4)

t13d2311h1_caf26b1ecd0f_a29327ec888c

first seen 2026-07-24 06:49 · last seen 2026-07-24 06:49 · JSON

Decomposed attributes

Protocolt (TLS over TCP)
TLS version13
SNId (domain)
Cipher count23
Extension count11
ALPNh1
Ciphers0033, 0035, 0039, 003c, 006b, 009d, 009e, 009f, 00ff, 1301, 1302, 1303, c009, c00a, c013, c014, c023, c024, c027, c02c, c030, cca8, ccaa
Extensions000a, 000b, 000d, 0015, 0016, 0017, 002b, 002d, 0033
Signature algorithms0403, 0503, 0603, 0807, 0808, 0809, 080a, 080b, 0804, 0805, 0806, 0401, 0501, 0601, 0303, 0301, 0302, 0402, 0502, 0602
JA4_rt13d2311h1_0033,0035,0039,003c,006b,009d,009e,009f,00ff,1301,1302,1303,c009,c00a,c013,c014,c023,c024,c027,c02c,c030,cca8,ccaa_000a,000b,000d,0015,0016,0017,002b,002d,0033_0403,0503,0603,0807,0808,0809,080a,080b,0804,0805,0806,0401,0501,0601,0303,0301,0302,0402,0502,0602
JA4_o (sample)t13d2311h1_ec8d6b5f4cd6_8c63eaa29482
JA4_ro (sample)t13d2311h1_1302,1303,1301,ccaa,c030,009f,c02c,c009,c027,009e,c023,0035,009d,0033,003c,c00a,c024,0039,c013,c014,cca8,006b,00ff_0000,000b,000a,0010,0016,0017,000d,002b,002d,0033,0015_0403,0503,0603,0807,0808,0809,080a,080b,0804,0805,0806,0401,0501,0601,0303,0301,0302,0402,0502,0602

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
ge11nn06enus_21ea1759749c_000000000000_0000000000001

TCP SYN (p0f)

fingerprintco-occurrences
4:56+8:0:1400:mss*20,10:mss,nop,nop,sok,nop,ws:df,id+:01

TCP SYN (JA4T)

fingerprintco-occurrences
29200_2-1-1-4-1-3_1400_101

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Safari/537.36 Edg/135.0.0.01

Country

fingerprintco-occurrences
US · United States1

Network (ASN)

fingerprintco-occurrences
AS53667 · FranTech Solutions1