TLS ClientHello (JA4)

t13d1312h1_d27ee6a641af_2bbb6f907397

first seen 2026-08-12 14:01 · last seen 2026-08-12 14:01 · JSON

Decomposed attributes

Protocolt (TLS over TCP)
TLS version13
SNId (domain)
Cipher count13
Extension count12
ALPNh1
Ciphers002f, 0035, 009c, 009d, 1301, 1302, 1303, c013, c028, c02b, c02c, c02f, c030
Extensions000a, 000b, 000d, 0016, 0017, 0023, 002b, 002d, 0033, ff01
Signature algorithms0403, 0804, 0401, 0503, 0805, 0501, 0806, 0601, 0603
JA4_rt13d1312h1_002f,0035,009c,009d,1301,1302,1303,c013,c028,c02b,c02c,c02f,c030_000a,000b,000d,0016,0017,0023,002b,002d,0033,ff01_0403,0804,0401,0503,0805,0501,0806,0601,0603
JA4_o (sample)t13d1312h1_9999f255c3e5_00b06f4d69ec
JA4_ro (sample)t13d1312h1_1302,1303,1301,c02b,c02c,c02f,c030,c013,c028,009c,009d,002f,0035_ff01,0000,000b,000a,0023,0010,0016,0017,000d,002b,002d,0033_0403,0804,0401,0503,0805,0501,0806,0601,0603

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
ge11nn070000_8dd268710415_000000000000_0000000000002

TCP SYN (p0f)

fingerprintco-occurrences
4:116+12:0:1460:62727,7:mss,sok,ts,nop,ws:df,id+:01
4:112+16:0:1460:62727,7:mss,sok,ts,nop,ws:df,id+:01

TCP SYN (JA4T)

fingerprintco-occurrences
62727_2-4-8-1-3_1460_72

User-Agent

fingerprintco-occurrences
curl/8.17.02

Country

fingerprintco-occurrences
US · United States2

Network (ASN)

fingerprintco-occurrences
AS14618 · Amazon.com, Inc.2