TCP SYN (p0f)

4:54+10:0:1460:65535,0:mss:df:0

first seen 2026-09-12 19:33 · last seen 2026-09-12 19:33 · 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

IP version4
Initial TTL54+10
Options length0
MSS1460
Window size65535
Window scale0
Options layoutmss
Quirksdf
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
t13d1011h1_61a7ad8aa9b6_3fcd1a44f3e31

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn040000_08e7224bf8c7_000000000000_0000000000001

TCP SYN (JA4T)

fingerprintco-occurrences
65535_2_1460_001

User-Agent

fingerprintco-occurrences
odin-scanner/0.41

Country

fingerprintco-occurrences
NL · Netherlands1

Network (ASN)

fingerprintco-occurrences
AS219502 · Storm Industries LLC1