TCP SYN (p0f)

4:112+16:0:1360:mss*48,8:mss,nop,ws,nop,nop,sok:df,id+,ecn:0

first seen 2026-07-01 16:10 · last seen 2026-07-01 16:10 · JSON

Decomposed attributes

IP version4
Initial TTL112+16
Options length0
MSS1360
Window sizemss*48
Window scale8
Options layoutmss,nop,ws,nop,nop,sok
Quirksdf,id+,ecn
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
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.1

HTTP request (JA4H)

fingerprintco-occurrences
po11nn060000_a35477c4bdb5_000000000000_0000000000001

TCP SYN (JA4T)

fingerprintco-occurrences
65280_2-1-3-1-1-4_1360_81

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Windows NT 10.0; Win64; x64) WormGPT/4.11

Country

fingerprintco-occurrences
ID · Indonesia1

Network (ASN)

fingerprintco-occurrences
AS58477 · Argon Data Communication1