TCP SYN (p0f)

6:43+21:0:1432:mss*45,8:mss,nop,ws,nop,nop,sok:flow:0

first seen 2026-09-14 03:44 · last seen 2026-09-14 03:44 · 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 version6
Initial TTL43+21
Options length0
MSS1432
Window sizemss*45
Window scale8
Options layoutmss,nop,ws,nop,nop,sok
Quirksflow
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
t12d190800_d83cc789557e_7af1ed941c261

HTTP request (JA4H)

fingerprintco-occurrences
po11nn07enin_7d361e250c48_000000000000_0000000000001

TCP SYN (JA4T)

fingerprintco-occurrences
64440_2-1-3-1-1-4_1432_81

User-Agent

fingerprintco-occurrences
Jetpack by WordPress.com (Jetpack 13.0; WordPress 6.2)1

Country

fingerprintco-occurrences
IN · India1

Network (ASN)

fingerprintco-occurrences
AS9829 · National Internet Backbone1