Network (ASN)

AS198953

first seen 2026-08-30 02:47 · last seen 2026-10-29 08:27 · 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

Network nameProton66 OOO
Domainproton66.ru

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
t12d210700_76e208dd3e22_f28add8e7af04
t13d1011h1_61a7ad8aa9b6_3a8073edd8ef1
t12d240600_9295eb73ea51_3ca778f33b421

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn030000_e6cc546c39dd_000000000000_0000000000002
ge11nn020000_14033e6fde61_000000000000_0000000000002
ge11nn05engb_3bd45b6f184e_000000000000_0000000000001
ge11nn07enus_cd7ec0386c6b_000000000000_0000000000001

TCP SYN (p0f)

fingerprintco-occurrences
4:113+15:0:1460:mss*44,8:mss,nop,ws,nop,nop,sok:df,id+,ecn:02
4:110+18:0:1460:mss*44,8:mss,nop,ws,nop,nop,sok:df,id+,ecn:02
4:107+21:0:1460:mss*44,8:mss,nop,ws,nop,nop,sok:df,id+:01
4:110+18:0:1460:8192,8:mss,nop,ws,nop,nop,sok:df,id+,ecn:01

TCP SYN (JA4T)

fingerprintco-occurrences
64240_2-1-3-1-1-4_1460_85
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 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.361
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/115.0.0.0 Safari/537.36 Edg/115.0.1901.2031

Country

fingerprintco-occurrences
RU · Russia6

TLS supported groups

fingerprintco-occurrences
0017,00181