TLS ClientHello (JA4)

t13d311000_e8f1e7e78f70_e1d1bdc3e2a2

first seen 2026-07-01 14:42 · last seen 2026-07-15 18:03 · JSON

Decomposed attributes

Protocolt (TLS over TCP)
TLS version13
SNId (domain)
Cipher count31
Extension count10
ALPN00
Ciphers002f, 0033, 0035, 0039, 003c, 003d, 0067, 006b, 009c, 009d, 009e, 009f, 00ff, 1301, 1302, 1303, c009, c00a, c013, c014, c023, c024, c027, c028, c02b, c02c, c02f, c030, cca8, cca9, ccaa
Extensions000a, 000b, 000d, 0015, 0016, 0017, 002b, 002d, 0033
Signature algorithms0403, 0503, 0603, 0807, 0808, 081a, 081b, 081c, 0809, 080a, 080b, 0804, 0805, 0806, 0401, 0501, 0601, 0303, 0301, 0302, 0402, 0502, 0602
JA4_rt13d311000_002f,0033,0035,0039,003c,003d,0067,006b,009c,009d,009e,009f,00ff,1301,1302,1303,c009,c00a,c013,c014,c023,c024,c027,c028,c02b,c02c,c02f,c030,cca8,cca9,ccaa_000a,000b,000d,0015,0016,0017,002b,002d,0033_0403,0503,0603,0807,0808,081a,081b,081c,0809,080a,080b,0804,0805,0806,0401,0501,0601,0303,0301,0302,0402,0502,0602
JA4_o (sample)t13d311000_d7c3e2abb617_ed1ae8ef4459
JA4_ro (sample)t13d311000_1302,1303,1301,c02c,c030,009f,cca9,cca8,ccaa,c02b,c02f,009e,c024,c028,006b,c023,c027,0067,c00a,c014,0039,c009,c013,0033,009d,009c,003d,003c,0035,002f,00ff_0000,000b,000a,0016,0017,000d,002b,002d,0033,0015_0403,0503,0603,0807,0808,081a,081b,081c,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
ge11nn05en00_978ba9f30f5e_000000000000_0000000000003

TCP SYN (p0f)

fingerprintco-occurrences
4:55+9:0:1460:mss*29,10:mss,sok,ts,nop,ws:df,id+:01
4:47+17:0:1424:65535,9:mss,sok,nop,nop,nop,nop,nop,nop,nop,nop,nop,nop,nop,ws:df,id+:01
4:46+18:0:1424:65535,9:mss,sok,nop,nop,nop,nop,nop,nop,nop,nop,nop,nop,nop,ws:df,id+:01

TCP SYN (JA4T)

fingerprintco-occurrences
65535_2-4-1-1-1-1-1-1-1-1-1-1-1-3_1424_92
42340_2-4-8-1-3_1460_101

User-Agent

fingerprintco-occurrences
okhttp/3.02
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/142.0.0.0 Safari/537.36 Edg/120.0.0.01

Country

fingerprintco-occurrences
CN · China2
SG · Singapore1

Network (ASN)

fingerprintco-occurrences
AS45090 · Shenzhen Tencent Computer Systems Company Limited2
AS20473 · The Constant Company, LLC1