TCP SYN (p0f)

4:48+16:0:1412:65535,8:mss,nop,ws,nop,nop,sok:df,id+:0

first seen 2026-08-28 08:58 · last seen 2026-08-31 00:20 · JSON

Decomposed attributes

IP version4
Initial TTL48+16
Options length0
MSS1412
Window size65535
Window scale8
Options layoutmss,nop,ws,nop,nop,sok
Quirksdf,id+
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
t13d2913h1_723694b0fccc_5671b5df50292

HTTP request (JA4H)

fingerprintco-occurrences
ge11nr11ensg_835281d8e5d9_000000000000_0000000000001
ge11nr11lvlv_835281d8e5d9_000000000000_0000000000001

TCP SYN (JA4T)

fingerprintco-occurrences
65535_2-1-3-1-1-4_1412_82

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (iPhone; CPU iPhone OS 17_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.5 Mobile/15E148 Safari/604.11
Mozilla/5.0 (iPhone; CPU iPhone OS 17_4 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/150.0.0.0 Mobile/15E148 Safari/604.11

Country

fingerprintco-occurrences
SG · Singapore1
VE · Venezuela1

Network (ASN)

fingerprintco-occurrences
AS9506 · Singtel Fibre Broadband1
AS271909 · TELECOMUNICACIONES, MANTENIMIENTO Y SERVICIOS P&C, C.A.1