TCP SYN (p0f)

4:38+26:0:1460:mss*44,10:mss,sok,ts,nop,ws:df,id+:0

first seen 2026-08-10 01:35 · last seen 2026-08-10 02:21 · JSON

Decomposed attributes

IP version4
Initial TTL38+26
Options length0
MSS1460
Window sizemss*44
Window scale10
Options layoutmss,sok,ts,nop,ws
Quirksdf,id+
Payload class0

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
t13d311100_e8f1e7e78f70_d41ae481755e Match?Exact match in Thumbprint's published controlled catalog captures: rust-hyper 1.11.1, rust-hyper 1.12.0, rust-hyper 1.11.0, +1 more.The fingerprint page shows the full measured match list. More on the catalog.3

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn040000_5b1e8b5f4d2d_000000000000_0000000000002
ge11nn050000_ea6f06182064_000000000000_0000000000001

TCP SYN (JA4T)

fingerprintco-occurrences
64240_2-4-8-1-3_1460_103

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (compatible; Googlebot/2.1)2
Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)1

Country

fingerprintco-occurrences
LT · Lithuania3

Network (ASN)

fingerprintco-occurrences
AS43700 · UAB Consilium Optimum3