TCP SYN (p0f)

6:48+16:0:1380:mss*45,9:mss,sok,ts,nop,ws:flow:0

first seen 2026-07-21 17:43 · last seen 2026-07-21 17:50 · JSON

Decomposed attributes

IP version6
Initial TTL48+16
Options length0
MSS1380
Window sizemss*45
Window scale9
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
t13i3111h2_e8f1e7e78f70_b26ce05bbdd62

HTTP request (JA4H)

fingerprintco-occurrences
ge20nn020000_5594a17e7e7e_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: curl 8.7.1, curl 8.5.0, curl 8.18.0, +9 more.The fingerprint page shows the full measured match list. More on the catalog.2

HTTP/2 frames (Akamai)

fingerprintco-occurrences
3:100;4:10485760;2:0|1048510465|0|m,s,a,p Match?Exact match in Thumbprint's published controlled catalog captures: curl 8.7.1, curl 8.5.0.The fingerprint page shows the full measured match list. More on the catalog.2

TCP SYN (JA4T)

fingerprintco-occurrences
64800_2-4-8-1-3_1380_92

User-Agent

fingerprintco-occurrences
curl/8.5.02

Country

fingerprintco-occurrences
ID · Indonesia2

Network (ASN)

fingerprintco-occurrences
AS139994 · PT XL Axiata Tbk2