TLS ClientHello (JA4)

t13d1113h2_a1d74fdbe073_b17c474a414d

first seen 2026-07-24 10:23 · last seen 2026-07-24 10:23 · JSON

Decomposed attributes

Protocolt (TLS over TCP)
TLS version13
SNId (domain)
Cipher count11
Extension count13
ALPNh2
Ciphers002f, 0035, 009d, 1301, 1302, 1303, c013, c02b, c02c, c030, cca8
Extensions000a, 000b, 000d, 0015, 0017, 0023, 002b, 002d, 0033, 4469, ff01
Signature algorithms0403, 0804, 0401, 0503, 0805, 0501, 0806, 0601
JA4_rt13d1113h2_002f,0035,009d,1301,1302,1303,c013,c02b,c02c,c030,cca8_000a,000b,000d,0015,0017,0023,002b,002d,0033,4469,ff01_0403,0804,0401,0503,0805,0501,0806,0601
JA4_o (sample)t13d1113h2_312d829f926f_1d0252afb37a
JA4_ro (sample)t13d1113h2_1301,1302,1303,009d,cca8,c02b,c030,c02c,c013,0035,002f_0010,002d,0017,ff01,002b,0000,000a,000d,0023,4469,000b,0033,0015_0403,0804,0401,0503,0805,0501,0806,0601

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_b89ce445e0b3_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: go-net/http 1.21.13, go-net/http 1.27.0, go-net/http 1.26.6, +10 more.The fingerprint page shows the full measured match list. More on the catalog.3

HTTP/2 frames (Akamai)

fingerprintco-occurrences
1:4096;4:65535|10485760|1:0:0:256|m,p,s,a1
1:4096;4:65535|10485760|3:0:0:256|m,p,s,a1
1:4096;4:65535|10485760|5:0:0:256|m,p,s,a1

TCP SYN (p0f)

fingerprintco-occurrences
6:55+9:0:1440:mss*45,7:mss,sok,ts,nop,ws:flow:03

TCP SYN (JA4T)

fingerprintco-occurrences
64800_2-4-8-1-3_1440_73

User-Agent

fingerprintco-occurrences
Mozilla/5.0 fake/13

Country

fingerprintco-occurrences
SE · Sweden3

Network (ASN)

fingerprintco-occurrences
AS214379 · South Park Networks LLC3