TCP SYN (p0f)

6:46+18:0:1380:mss*47,7:mss,sok,ts,nop,ws:flow:0

first seen 2026-06-29 23:15 · last seen 2026-07-01 17:18 · JSON

Decomposed attributes

IP version6
Initial TTL46+18
Options length0
MSS1380
Window sizemss*47
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
t13d4312h1_c7886603b240_b26ce05bbdd610

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn06ja00_fb4afd1f380a_000000000000_0000000000005
he11nn06ja00_fb4afd1f380a_000000000000_0000000000005

TCP SYN (JA4T)

fingerprintco-occurrences
64860_2-4-8-1-3_1380_710

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (iPhone; CPU iPhone OS 16_6_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.6 Mobile/15E148 Safari/604.14
Mozilla/5.0 (iPhone; CPU iPhone OS 16_6_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) FxiOS/118.1 Mobile/15E148 Safari/605.1.154
Mozilla/5.0 (Android 10; Mobile; rv:109.0) Gecko/118.0 Firefox/118.02

Country

fingerprintco-occurrences
JP · Japan10

Network (ASN)

fingerprintco-occurrences
AS2516 · KDDI CORPORATION10