TLS ClientHello (JA4)

t13d691200_dc93bc3c0354_504258d8eccf

first seen 2026-07-23 03:18 · last seen 2026-07-23 03:18 · JSON

Decomposed attributes

Protocolt (TLS over TCP)
TLS version13
SNId (domain)
Cipher count69
Extension count12
ALPN00
Ciphers002f, 0032, 0033, 0035, 0038, 0039, 003c, 003d, 0040, 0041, 0044, 0045, 0067, 006a, 006b, 0084, 0087, 0088, 009c, 009d, 009e, 009f, 00a2, 00a3, 00ba, 00bd, 00be, 00c0, 00c3, 00c4, 1301, 1302, 1303, 1304, c009, c00a, c013, c014, c023, c024, c027, c028, c02b, c02c, c02f, c030, c050, c051, c052, c053, c056, c057, c05c, c05d, c060, c061, c072, c073, c076, c077, c09c, c09d, c09e, c09f, c0ac, c0ad, cca8, cca9, ccaa
Extensions000a, 000b, 000d, 0016, 0017, 001b, 0023, 002b, 002d, 0033, ff01
Signature algorithms0904, 0905, 0906, 0403, 0503, 0603, 0807, 0808, 0809, 080a, 080b, 0804, 0805, 0806, 0401, 0501, 0601, 0303, 0301, 0402, 0502, 0602, 0302
JA4_rt13d691200_002f,0032,0033,0035,0038,0039,003c,003d,0040,0041,0044,0045,0067,006a,006b,0084,0087,0088,009c,009d,009e,009f,00a2,00a3,00ba,00bd,00be,00c0,00c3,00c4,1301,1302,1303,1304,c009,c00a,c013,c014,c023,c024,c027,c028,c02b,c02c,c02f,c030,c050,c051,c052,c053,c056,c057,c05c,c05d,c060,c061,c072,c073,c076,c077,c09c,c09d,c09e,c09f,c0ac,c0ad,cca8,cca9,ccaa_000a,000b,000d,0016,0017,001b,0023,002b,002d,0033,ff01_0904,0905,0906,0403,0503,0603,0807,0808,0809,080a,080b,0804,0805,0806,0401,0501,0601,0303,0301,0402,0502,0602,0302
JA4_o (sample)t13d691200_c0a4e707026c_65768c67b0b9
JA4_ro (sample)t13d691200_1302,1303,1301,1304,0033,0039,0035,002f,c02c,c030,00a3,009f,cca9,cca8,ccaa,c0ad,c09f,c05d,c061,c057,c053,c02b,c02f,00a2,009e,c0ac,c09e,c05c,c060,c056,c052,c024,c028,006b,006a,c073,c077,00c4,00c3,c023,c027,0067,0040,c072,c076,00be,00bd,c00a,c014,0038,0088,0087,c009,c013,0032,0045,0044,009d,c09d,c051,009c,c09c,c050,003d,00c0,003c,00ba,0084,0041_ff01,0000,000b,000a,0023,0016,0017,000d,002b,002d,0033,001b_0904,0905,0906,0403,0503,0603,0807,0808,0809,080a,080b,0804,0805,0806,0401,0501,0601,0303,0301,0402,0502,0602,0302

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
ge11nn010000_4a823118b9ba_000000000000_0000000000001
po11nn040000_4b58dd31bfc1_000000000000_0000000000001
ge11nn030000_746ee0e73b1b_000000000000_0000000000001

TCP SYN (p0f)

fingerprintco-occurrences
4:55+9:0:1460:mss*44,10:mss,sok,ts,nop,ws:df,id+:03

TCP SYN (JA4T)

fingerprintco-occurrences
64240_2-4-8-1-3_1460_103

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (compatible; Nmap Scripting Engine; https://nmap.org/book/nse.html)2

Country

fingerprintco-occurrences
AU · Australia3

Network (ASN)

fingerprintco-occurrences
AS38195 · Superloop3