User-Agent

Mozilla/5.0 (X11; Linux x86_64)

first seen 2026-06-21 12:34 · last seen 2026-10-17 14:36 · 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 / clientX11
Operating systemLinux x86_64
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
t13d131100_f57a46bbacb6_ab7e3b40a677 Match?Exact match in Thumbprint's published controlled catalog captures: go-net/http 1.26.6, go-net/http 1.26.5, go-net/http 1.26.4.The fingerprint page shows the full measured match list. More on the catalog.22
t13d131000_f57a46bbacb6_e7c285222651 Match?Exact match in Thumbprint's published controlled catalog captures: go-net/http 1.23.12.The fingerprint page shows the full measured match list. More on the catalog.11
t13d131100_f57a46bbacb6_f50d94e863eb Match?Exact match in Thumbprint's published controlled catalog captures: go-net/http 1.27.1, go-net/http 1.27.3, go-net/http 1.27.0, +1 more.The fingerprint page shows the full measured match list. More on the catalog.6
t13d1813h1_85036bcba153_d339722ba4af4
t13d141000_cbb2034c60b8_e7c285222651 Match?Exact match in Thumbprint's published controlled catalog captures: go-net/http 1.22.12.The fingerprint page shows the full measured match list. More on the catalog.3

HTTP request (JA4H)

fingerprintco-occurrences
ge11nr040000_8391bea91fb6_000000000000_00000000000029
ge11nn040000_8391bea91fb6_000000000000_00000000000011
ge11nn040000_5b1e8b5f4d2d_000000000000_0000000000004
ge11nr030000_0db47b7d240d_000000000000_0000000000001
ge11nr040000_9c3956fad5da_000000000000_0000000000001

TCP SYN (p0f)

fingerprintco-occurrences
6:55+9:0:1440:mss*45,7:mss,sok,ts,nop,ws:flow:012
4:57+7:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:010
4:56+8:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:07
4:55+9:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:05
4:51+13:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:03
4:53+11:0:1460:29184,7:mss,sok,ts,nop,ws:df:02
4:52+12:0:1460:29184,7:mss,sok,ts,nop,ws:df:02
4:50+14:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:01
4:53+11:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:01
4:52+12:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:01

TCP SYN (JA4T)

fingerprintco-occurrences
64240_2-4-8-1-3_1460_728
64800_2-4-8-1-3_1440_710
29184_2-4-8-1-3_1460_74
65320_2-4-8-1-3_1420_71

Country

fingerprintco-occurrences
US · United States35
NL · Netherlands5
SG · Singapore5
GB · United Kingdom1

Network (ASN)

fingerprintco-occurrences
AS14956 · RouterHosting LLC29
AS396982 · Google LLC11
AS398465 · Rackdog, LLC4
AS197170 · TechTies Inc.1
AS208150 · Eagle Aquila Ltd1

TLS supported groups

fingerprintco-occurrences
11ec,001d,0017,0018,0019 Match?Exact match in Thumbprint's published controlled catalog captures: firefox 157.0.1, firefox-esr 153.5.1esr, firefox 158.0.1, +3 more.The fingerprint page shows the full measured match list. More on the catalog.1