TLS ClientHello (JA4)

t13d1711h2_ab0a1bf427ad_b11bb3600f94

first seen 2026-10-30 06:51 · last seen 2026-10-30 06:51 · JSON

Last 7 days (1 observations)

Distinct clients per day (last 30 days, peak 1/day)

Distinct clients are counted by IP-hash per complete UTC day — unlike observation counts this is insensitive to one chatty client, but NAT merges clients and address rotation splits them.

Decomposed attributes

Protocolt (TLS over TCP)
TLS version13
SNId (domain)
Cipher count17
Extension count11
ALPNh2
Ciphers0067, 006b, 009e, 009f, 1301, 1302, 1303, c023, c024, c027, c028, c02b, c02c, c02f, c030, cca8, cca9
Extensions000a, 000b, 000d, 0015, 0017, 002b, 002d, 0033, ff01
Signature algorithms0403, 0804, 0401, 0503, 0805, 0501, 0806, 0601
JA4_rt13d1711h2_0067,006b,009e,009f,1301,1302,1303,c023,c024,c027,c028,c02b,c02c,c02f,c030,cca8,cca9_000a,000b,000d,0015,0017,002b,002d,0033,ff01_0403,0804,0401,0503,0805,0501,0806,0601
JA4_o (sample)t13d1711h2_fd0eb050439a_5bdc83c23b1f
JA4_ro (sample)t13d1711h2_1302,1303,1301,c02c,c030,c02b,c02f,cca9,cca8,c024,c028,c023,c027,009f,009e,006b,0067_ff01,0000,000b,000a,0010,0017,000d,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)

fingerprintco-occurrences
ge20nn010000_379fadc6c8b7_000000000000_0000000000001

HTTP/2 frames (Akamai)

fingerprintco-occurrences
1:65536;2:0;4:6291456;6:262144;4:1048576|15663105|1:0:0:256|m,a,s,p1

TCP SYN (p0f)

fingerprintco-occurrences
4:48+16:0:1440:65535,6:mss,nop,ws,nop,nop,ts,sok,eol+1:df:01

TCP SYN (JA4T)

fingerprintco-occurrences
65535_2-1-3-1-1-8-4-0-0_1440_61

Country

fingerprintco-occurrences
CN · China1

Network (ASN)

fingerprintco-occurrences
AS24400 · Shanghai Mobile Communications Co.,Ltd.1

TLS supported groups

fingerprintco-occurrences
001d,0017,0018,0019,0100,01011