TLS ClientHello (JA4)

t13d210900_6b2954d954da_00596cb448ee

first seen 2026-08-11 13:46 · last seen 2026-08-11 13:46 · JSON

Decomposed attributes

Protocolt (TLS over TCP)
TLS version13
SNId (domain)
Cipher count21
Extension count9
ALPN00
Ciphers002f, 0033, 0035, 0039, 009c, 009d, 009e, 009f, 00ff, 1301, 1302, 1303, c013, c014, c02b, c02c, c02f, c030, cca8, cca9, ccaa
Extensions000a, 000b, 000d, 0016, 0017, 002b, 002d, 0033
Signature algorithms0905, 0906, 0904, 0403, 0503, 0603, 0807, 0808, 081a, 081b, 081c, 0809, 080a, 080b, 0804, 0805, 0806, 0401, 0501, 0601, 0303, 0203, 0301, 0201, 0302, 0202, 0402, 0502, 0602
JA4_rt13d210900_002f,0033,0035,0039,009c,009d,009e,009f,00ff,1301,1302,1303,c013,c014,c02b,c02c,c02f,c030,cca8,cca9,ccaa_000a,000b,000d,0016,0017,002b,002d,0033_0905,0906,0904,0403,0503,0603,0807,0808,081a,081b,081c,0809,080a,080b,0804,0805,0806,0401,0501,0601,0303,0203,0301,0201,0302,0202,0402,0502,0602
JA4_o (sample)t13d210900_c6c1fb256cd2_82366f26e7d3
JA4_ro (sample)t13d210900_1302,1303,1301,c02c,c030,009f,cca9,cca8,ccaa,c02b,c02f,009e,c014,0039,c013,0033,009d,009c,0035,002f,00ff_0000,000b,000a,0016,0017,000d,002b,002d,0033_0905,0906,0904,0403,0503,0603,0807,0808,081a,081b,081c,0809,080a,080b,0804,0805,0806,0401,0501,0601,0303,0203,0301,0201,0302,0202,0402,0502,0602

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
ge11nr13kokr_695efbec79f4_000000000000_0000000000002
ge11nn14kokr_d9d4fb46dcb1_000000000000_0000000000001
ge11nr14kokr_d9d4fb46dcb1_000000000000_0000000000001
ge11nr14kokr_d644675fec09_000000000000_0000000000001

TCP SYN (p0f)

fingerprintco-occurrences
4:44+20:0:1250:65535,6:mss,nop,ws,nop,nop,ts,sok,eol+1:df,ecn:05

TCP SYN (JA4T)

fingerprintco-occurrences
65535_2-1-3-1-1-8-4-0-0_1250_65

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/150.0.0.0 Safari/537.365

Country

fingerprintco-occurrences
KR · South Korea5

Network (ASN)

fingerprintco-occurrences
AS3786 · LG DACOM Corporation5