User-Agent

Mozilla/6.4 (Windows NT 11.1) Gecko/2010102 Firefox/99.0

first seen 2026-10-08 04:50 · last seen 2026-10-21 08:20 · JSON

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

Browser / clientFirefox 99.0
Operating systemWindows 11.1
Device classdesktop
Noteinferred from the self-declared string — a claim, not a measurement; compare with the wire fingerprints above

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.

TLS ClientHello (JA4)

fingerprintco-occurrences
t12d650700_0dd215169a35_4446390ac2242

HTTP request (JA4H)

fingerprintco-occurrences
ge11nr08enus_12041bebc190_000000000000_0000000000002

TCP SYN (p0f)

fingerprintco-occurrences
4:121+7:0:1460:mss*44,8:mss,nop,ws,nop,nop,sok:df,id+,ecn:01
4:114+14:0:1280:mss*44,8:mss,nop,ws,nop,nop,sok:df,id+,ecn:01

TCP SYN (JA4T)

fingerprintco-occurrences
64240_2-1-3-1-1-4_1460_81
64240_2-1-3-1-1-4_1280_81

Country

fingerprintco-occurrences
US · United States2

Network (ASN)

fingerprintco-occurrences
AS22295 · Advin Services LLC1
AS206216 · Advin Services LLC1

TLS supported groups

fingerprintco-occurrences
0017,0019,001c,001b,0018,001a,0016,000e,000d,000b,000c,0009,000a1