TLS ClientHello (JA4)

t12d500700_5e02f30799ee_269097225c9f

first seen 2026-07-01 15:35 · last seen 2026-07-02 01:35 · JSON

Decomposed attributes

Protocolt (TLS over TCP)
TLS version12
SNId (domain)
Cipher count50
Extension count7
ALPN00
Ciphers000a, 0013, 0016, 002f, 0032, 0033, 0035, 0038, 0039, 003c, 003d, 0040, 0067, 006a, 006b, 009c, 009d, 009e, 009f, 00a2, 00a3, 00ff, c003, c004, c005, c008, c009, c00a, c00d, c00e, c00f, c012, c013, c014, c023, c024, c025, c026, c027, c028, c029, c02a, c02b, c02c, c02d, c02e, c02f, c030, c031, c032
Extensions000a, 000b, 000d, 0017, 002b, 0032
Signature algorithms0403, 0503, 0603, 0804, 0805, 0806, 0809, 080a, 080b, 0401, 0501, 0601, 0402, 0303, 0301, 0302, 0203, 0201, 0202
JA4_rt12d500700_000a,0013,0016,002f,0032,0033,0035,0038,0039,003c,003d,0040,0067,006a,006b,009c,009d,009e,009f,00a2,00a3,00ff,c003,c004,c005,c008,c009,c00a,c00d,c00e,c00f,c012,c013,c014,c023,c024,c025,c026,c027,c028,c029,c02a,c02b,c02c,c02d,c02e,c02f,c030,c031,c032_000a,000b,000d,0017,002b,0032_0403,0503,0603,0804,0805,0806,0809,080a,080b,0401,0501,0601,0402,0303,0301,0302,0203,0201,0202
JA4_o (sample)t12d500700_2d18834c29e4_2145654cd2a0
JA4_ro (sample)t12d500700_c02c,c02b,c030,009d,c02e,c032,009f,00a3,c02f,009c,c02d,c031,009e,00a2,c024,c028,003d,c026,c02a,006b,006a,c00a,c014,0035,c005,c00f,0039,0038,c023,c027,003c,c025,c029,0067,0040,c009,c013,002f,c004,c00e,0033,0032,c008,c012,000a,c003,c00d,0016,0013,00ff_0000,000a,000b,000d,0032,0017,002b_0403,0503,0603,0804,0805,0806,0809,080a,080b,0401,0501,0601,0402,0303,0301,0302,0203,0201,0202

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
ge11cn10enus_903c6ff4c617_3d1ea03f8dac_e24bfa34bb541
ge11cn10enus_903c6ff4c617_3d1ea03f8dac_9b81236ead3f1
ge11cn10enus_903c6ff4c617_3d1ea03f8dac_17b774902dd81
ge11cn10enus_903c6ff4c617_3d1ea03f8dac_c2c6f60469011
ge11cn10enus_903c6ff4c617_3d1ea03f8dac_531d810637a01

TCP SYN (p0f)

fingerprintco-occurrences
4:57+7:0:1420:mss*30,7:mss,sok,ts,nop,ws:df,id+:05

TCP SYN (JA4T)

fingerprintco-occurrences
42600_2-4-8-1-3_1420_75

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Windows NT 6.3; WOW64; rv:33.0) Gecko/20100101 Firefox/33.05

Country

fingerprintco-occurrences
US · United States5

Network (ASN)

fingerprintco-occurrences
AS396982 · Google LLC5