User-Agent

Mozilla/5.0 (Windows NT 11.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36

first seen 2026-08-22 04:00 · last seen 2026-09-04 13:21 · 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 / clientChrome 121.0.0.0
Operating systemWindows 11.0
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
t13d1812h1_85036bcba153_b26ce05bbdd61
t13d1712h1_ab0a1bf427ad_882d495ac3811

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn06enus_fb4afd1f380a_000000000000_0000000000001
ge11nr17enus_88d73aa4679e_000000000000_0000000000001

TCP SYN (p0f)

fingerprintco-occurrences
4:109+19:0:1440:65535,8:mss,nop,ws,nop,nop,sok:df,id+:01
4:119+9:0:1460:62720,8:mss,nop,ws,nop,nop,sok:df,id+,ecn:01

TCP SYN (JA4T)

fingerprintco-occurrences
65535_2-1-3-1-1-4_1440_81
62720_2-1-3-1-1-4_1460_81

Country

fingerprintco-occurrences
US · United States1
JP · Japan1

Network (ASN)

fingerprintco-occurrences
AS8075 · Microsoft Corporation1
AS31898 · Oracle Corporation1