TLS ClientHello (JA4)

t13d2214h2_0ba30522257d_827b515c4f52

first seen 2026-06-23 16:44 · last seen 2026-07-15 23:29 · JSON

Decomposed attributes

Protocol	`t (TLS over TCP)`
TLS version	`13`
SNI	`d (domain)`
Cipher count	`22`
Extension count	`14`
ALPN	`h2`
Ciphers	`002f, 0035, 003c, 003d, 009c, 009d, 1301, 1302, 1303, c009, c00a, c013, c014, c023, c024, c028, c02b, c02c, c02f, c030, cca8, cca9`
Extensions	`0005, 000a, 000b, 000d, 0012, 0015, 0017, 0023, 002b, 002d, 0033, ff01`
Signature algorithms	`0403, 0804, 0401, 0503, 0805, 0501, 0806, 0601`
JA4_r	`t13d2214h2_002f,0035,003c,003d,009c,009d,1301,1302,1303,c009,c00a,c013,c014,c023,c024,c028,c02b,c02c,c02f,c030,cca8,cca9_0005,000a,000b,000d,0012,0015,0017,0023,002b,002d,0033,ff01_0403,0804,0401,0503,0805,0501,0806,0601`
JA4_o (sample)	`t13d2214h2_21c63bb74c41_9d2b1416c63d`
JA4_ro (sample)	`t13d2214h2_1301,1302,1303,c02b,c02f,c02c,c030,cca9,cca8,c009,c013,c00a,c014,009c,009d,002f,0035,003c,003d,c023,c024,c028_0000,0017,ff01,000a,000b,0023,0010,0005,000d,0012,0033,002d,002b,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)

fingerprint	co-occurrences
`ge20nn020000_5594a17e7e7e_000000000000_000000000000` Match?Exact match in Thumbprint's published controlled catalog captures: curl 8.7.1, curl 8.5.0, curl 8.18.0, +9 more.The fingerprint page shows the full measured match list. More on the catalog.	2
`ge20nn030000_042112399351_000000000000_000000000000` Match?Exact match in Thumbprint's published controlled catalog captures: curl 8.13.0.The fingerprint page shows the full measured match list. More on the catalog.	1

HTTP/2 frames (Akamai)

fingerprint	co-occurrences
`1:65536;3:1000;4:6291456;6:262144\|15663105\|1:1:0:256\|m,a,s,p`	3

TCP SYN (p0f)

fingerprint	co-occurrences
`4:50+14:0:1452:65535,6:mss,nop,ws,nop,nop,ts,sok,eol+1:df,ecn:0`	2
`4:45+19:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:0`	1

TCP SYN (JA4T)

fingerprint	co-occurrences
`65535_2-1-3-1-1-8-4-0-0_1452_6`	2

User-Agent

fingerprint	co-occurrences
`chrome107`	2
`curl/8.1.1`	1

Country

fingerprint	co-occurrences
`ES` · Spain	2
`FI` · Finland	1

Network (ASN)

fingerprint	co-occurrences
`AS3352` · TELEFONICA DE ESPANA S.A.U.	2
`AS24940` · Hetzner Online GmbH	1