TLS ClientHello (JA4)

t12d260700_db6bc8f7861c_e52a70c5eba9

first seen 2026-07-05 16:41 · last seen 2026-07-05 16:41 · JSON

Decomposed attributes

Protocolt (TLS over TCP)
TLS version12
SNId (domain)
Cipher count26
Extension count7
ALPN00
Ciphers000a, 0013, 002f, 0032, 0033, 0035, 0038, 0039, 003c, 003d, 0040, 006a, 009c, 009d, 009e, 009f, c009, c00a, c013, c014, c023, c024, c027, c028, c02b, c02c
Extensions000a, 000b, 000d, 0017, 0023, ff01
Signature algorithms0601, 0603, 0401, 0501, 0201, 0403, 0503, 0203, 0202
JA4_rt12d260700_000a,0013,002f,0032,0033,0035,0038,0039,003c,003d,0040,006a,009c,009d,009e,009f,c009,c00a,c013,c014,c023,c024,c027,c028,c02b,c02c_000a,000b,000d,0017,0023,ff01_0601,0603,0401,0501,0201,0403,0503,0203,0202
JA4_o (sample)t12d260700_d85d2f642e81_6940efc5e557
JA4_ro (sample)t12d260700_c028,c027,c014,c013,009f,009e,0039,0033,009d,009c,003d,003c,0035,002f,c02c,c02b,c024,c023,c00a,c009,006a,0040,0038,0032,000a,0013_0000,000a,000b,000d,0023,0017,ff01_0601,0603,0401,0501,0201,0403,0503,0203,0202

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
ge11nn030000_cd680697de12_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: powershell 7.6.5, powershell 7.6.4, go-net/http 1.27.0, +7 more.The fingerprint page shows the full measured match list. More on the catalog.1

TCP SYN (p0f)

fingerprintco-occurrences
4:108+20:0:1460:8192,8:mss,nop,ws,nop,nop,sok:df,id+,ecn:01

TCP SYN (JA4T)

fingerprintco-occurrences
8192_2-1-3-1-1-4_1460_81

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 Chrome/138.0 Safari/537.361

Country

fingerprintco-occurrences
DK · Denmark1

Network (ASN)

fingerprintco-occurrences
AS42525 · GlobalConnect A/S1