TLS ClientHello (JA4)

t12d0812h2_6aee0a5c6037_70b99c08f466

first seen 2026-08-03 08:52 · last seen 2026-08-03 08:52 · JSON

Decomposed attributes

Protocolt (TLS over TCP)
TLS version12
SNId (domain)
Cipher count8
Extension count12
ALPNh2
Ciphersc013, c014, c02b, c02c, c02f, c030, cca8, cca9
Extensions0005, 000a, 000b, 000d, 0011, 0017, 0023, 002b, 0032, ff01
Signature algorithms0403, 0503, 0603, 0807, 0808, 0804, 0805, 0806, 0809, 080a, 080b, 0401, 0501, 0601, 0402, 0303, 0301, 0302
JA4_rt12d0812h2_c013,c014,c02b,c02c,c02f,c030,cca8,cca9_0005,000a,000b,000d,0011,0017,0023,002b,0032,ff01_0403,0503,0603,0807,0808,0804,0805,0806,0809,080a,080b,0401,0501,0601,0402,0303,0301,0302
JA4_o (sample)t12d0812h2_9214cb4959ad_937dcdae90fb
JA4_ro (sample)t12d0812h2_cca9,cca8,c02c,c030,c02b,c02f,c014,c013_0000,0005,000a,000b,0010,0011,0017,0023,000d,002b,0032,ff01_0403,0503,0603,0807,0808,0804,0805,0806,0809,080a,080b,0401,0501,0601,0402,0303,0301,0302

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
ge20nn020000_fb4f949fd323_000000000000_0000000000001

HTTP/2 frames (Akamai)

fingerprintco-occurrences
4:16777216|16711681|0|m,p,a,s1

TCP SYN (p0f)

fingerprintco-occurrences
4:117+11:0:1440:65535,8:mss,nop,ws,sok,ts:df,id+:01

TCP SYN (JA4T)

fingerprintco-occurrences
65535_2-1-3-4-8_1440_81

User-Agent

fingerprintco-occurrences
okhttp/4.12.01

Country

fingerprintco-occurrences
RU · Russia1

Network (ASN)

fingerprintco-occurrences
AS12389 · PJSC Rostelecom1