TCP SYN (p0f)

6:60+4:0:1440:mss*45,7:mss,sok,ts,nop,ws:flow:0

first seen 2026-07-28 07:04 · last seen 2026-08-09 12:05 · JSON

Decomposed attributes

IP version6
Initial TTL60+4
Options length0
MSS1440
Window sizemss*45
Window scale7
Options layoutmss,sok,ts,nop,ws
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
t13d191100_9dc949149365_e5728521abd41
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
ge11nr040000_8391bea91fb6_000000000000_0000000000001
ge11nr010000_4a823118b9ba_000000000000_0000000000001

TCP SYN (JA4T)

fingerprintco-occurrences
64800_2-4-8-1-3_1440_72

User-Agent

fingerprintco-occurrences
nextjs-scanner/1.0 (+authorized-asset-inventory)1

Country

fingerprintco-occurrences
US · United States2

Network (ASN)

fingerprintco-occurrences
AS206216 · Advin Services LLC2