TCP SYN (p0f)

4:48+16:0:1360:65535,6:mss,nop,ws,nop,nop,ts,sok,eol+1:df,id+,ts2+:0

first seen 2026-11-01 09:41 · last seen 2026-11-01 09:41 · JSON

Last 7 days (1 observations)

Decomposed attributes

IP version4
Initial TTL48+16
Options length0
MSS1360
Window size65535
Window scale6
Options layoutmss,nop,ws,nop,nop,ts,sok,eol+1
Quirksdf,id+,ts2+
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
t13d2613h1_2802a3db6c62_845d286b0d671

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn06enus_0e5d97bc8ad6_000000000000_0000000000001

TCP SYN (JA4T)

fingerprintco-occurrences
65535_2-1-3-1-1-8-4-0-0_1360_61

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (iPhone; CPU iPhone OS 14_0 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.0 Mobile/15E148 Safari/604.11

Country

fingerprintco-occurrences
IT · Italy1

Network (ASN)

fingerprintco-occurrences
AS16232 · Telecom Italia S.p.A.1

TLS supported groups

fingerprintco-occurrences
0a0a,001d,0017,0018,0019 Match?Exact match in Thumbprint's published controlled catalog captures: urlsession 6.1.2, safari 27.2.The fingerprint page shows the full measured match list. More on the catalog.1