TLS ClientHello (JA4)

t13d1612h2_1711a4c0508c_32cb9d761817

first seen 2026-09-23 07:49 · last seen 2026-09-23 07:49 · JSON

Decomposed attributes

Protocol	`t (TLS over TCP)`
TLS version	`13`
SNI	`d (domain)`
Cipher count	`16`
Extension count	`12`
ALPN	`h2`
Ciphers	`002f, 0035, 009c, 009d, 00ff, 1301, 1302, 1303, c013, c014, c02b, c02c, c02f, c030, cca8, cca9`
Extensions	`0005, 000a, 000b, 000d, 0015, 0016, 0017, 002b, 002d, 0033`
Signature algorithms	`0403, 0804, 0401, 0503, 0805, 0501, 0806, 0601`
JA4_r	`t13d1612h2_002f,0035,009c,009d,00ff,1301,1302,1303,c013,c014,c02b,c02c,c02f,c030,cca8,cca9_0005,000a,000b,000d,0015,0016,0017,002b,002d,0033_0403,0804,0401,0503,0805,0501,0806,0601`
JA4_o (sample)	`t13d1612h2_ebf07dbd4f13_aae02e96a015`
JA4_ro (sample)	`t13d1612h2_1301,1302,1303,c02b,c02f,c02c,c030,cca9,cca8,c013,c014,009c,009d,002f,0035,00ff_0000,000b,000a,0005,0010,0016,0017,000d,002b,002d,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)

fingerprint	co-occurrences
`ge20nn14enus_f9d9734092dc_000000000000_000000000000`	1

HTTP/2 frames (Akamai)

fingerprint	co-occurrences
`1:65536;2:0;4:6291456;6:262144\|15663105\|1:1:0:256\|m,a,s,p` Match?Exact match in Thumbprint's published controlled catalog captures: chromium 131.0.6778.33, chromium 151.0.7922.34, chrome 151.0.7922.137, +57 more.The fingerprint page shows the full measured match list. More on the catalog.	1

TCP SYN (p0f)

fingerprint	co-occurrences
`4:58+6:0:1420:mss*30,7:mss,sok,ts,nop,ws:df,id+:0`	1

TCP SYN (JA4T)

fingerprint	co-occurrences
`42600_2-4-8-1-3_1420_7`	1

User-Agent

fingerprint	co-occurrences
`Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/144.0.0.0 Safari/537.36`	1

Country

fingerprint	co-occurrences
`TW` · Taiwan	1

Network (ASN)

fingerprint	co-occurrences
`AS396982` · Google LLC	1