TLS ClientHello (JA4)

t12d101100_a8cf61a50a39_c60f93f0ffe7

first seen 2026-06-25 12:58 · last seen 2026-06-25 16:54 · JSON

Decomposed attributes

Protocolt (TLS over TCP)
TLS version12
SNId (domain)
Cipher count10
Extension count11
ALPN00
Ciphersc009, c00a, c013, c014, c02b, c02c, c02f, c030, cca8, cca9
Extensions0005, 000a, 000b, 000d, 0012, 0017, 0023, 002b, 0032, ff01
Signature algorithms0804, 0403, 0807, 0805, 0806, 0401, 0501, 0601, 0503, 0603
JA4_rt12d101100_c009,c00a,c013,c014,c02b,c02c,c02f,c030,cca8,cca9_0005,000a,000b,000d,0012,0017,0023,002b,0032,ff01_0804,0403,0807,0805,0806,0401,0501,0601,0503,0603
JA4_o (sample)t12d101100_6a334812e363_2d8c3f145b13
JA4_ro (sample)t12d101100_c02b,c02f,c02c,c030,cca9,cca8,c009,c013,c00a,c014_0000,000b,0023,ff01,0017,0012,0005,000a,000d,0032,002b_0804,0403,0807,0805,0806,0401,0501,0601,0503,0603

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
ge11nr020000_f24fcf356134_000000000000_0000000000002

TCP SYN (p0f)

fingerprintco-occurrences
4:46+18:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:02

Country

fingerprintco-occurrences
NL · Netherlands2

Network (ASN)

fingerprintco-occurrences
AS206264 · Amarutu Technology Ltd2