TLS ClientHello (JA4)

t13d3208h2_a3c911483b05_0deb43056c76

first seen 2026-09-29 13:40 · last seen 2026-09-29 15:04 · JSON

Decomposed attributes

Protocolt (TLS over TCP)
TLS version13
SNId (domain)
Cipher count32
Extension count8
ALPNh2
Ciphers002f, 0033, 0035, 0039, 003c, 003d, 0067, 006b, 009c, 009d, 009e, 009f, 00ff, 1301, 1302, 1303, c009, c00a, c013, c014, c023, c024, c027, c028, c02b, c02c, c02f, c030, cca8, cca9, ccaa, ff85
Extensions000a, 000b, 000d, 002b, 002d, 0033
Signature algorithms0806, 0601, 0603, 0805, 0501, 0503, 0804, 0401, 0403, 0201, 0203
JA4_rt13d3208h2_002f,0033,0035,0039,003c,003d,0067,006b,009c,009d,009e,009f,00ff,1301,1302,1303,c009,c00a,c013,c014,c023,c024,c027,c028,c02b,c02c,c02f,c030,cca8,cca9,ccaa,ff85_000a,000b,000d,002b,002d,0033_0806,0601,0603,0805,0501,0503,0804,0401,0403,0201,0203
JA4_o (sample)t13d3208h2_01ea0b3d467a_1609066f1f5c
JA4_ro (sample)t13d3208h2_1301,1302,1303,c009,c00a,c023,c024,c02b,c02c,c013,c014,c027,c028,c02f,c030,cca9,cca8,002f,0035,003c,003d,009c,009d,0033,0039,0067,006b,009e,009f,ccaa,00ff,ff85_0000,000b,000a,0010,000d,002b,002d,0033_0806,0601,0603,0805,0501,0503,0804,0401,0403,0201,0203

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_5594a17e7e7e_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: curl 8.7.1, curl 8.5.0, curl 8.13.0, +11 more.The fingerprint page shows the full measured match list. More on the catalog.5

HTTP/2 frames (Akamai)

fingerprintco-occurrences
3:100;4:10485760;2:0|1048510465|0|m,s,a,p Match?Exact match in Thumbprint's published controlled catalog captures: curl 8.7.1, curl 8.5.0.The fingerprint page shows the full measured match list. More on the catalog.3
3:100;4:10485760;2:0|1048510465|1:1:0:256|m,s,a,p2

TCP SYN (p0f)

fingerprintco-occurrences
4:51+13:0:1460:mss*29,12:mss,sok,ts,nop,ws:df,id+:05

TCP SYN (JA4T)

fingerprintco-occurrences
42340_2-4-8-1-3_1460_125

User-Agent

fingerprintco-occurrences
curl/8.7.15

Country

fingerprintco-occurrences
US · United States5

Network (ASN)

fingerprintco-occurrences
AS138997 · Eons Data Communications Limited5