TCP SYN (p0f)

4:115+13:0:8365:62727,7:mss,sok,ts,nop,ws:df,id+:0

first seen 2026-08-01 02:21 · last seen 2026-08-01 17:33 · JSON

Decomposed attributes

IP version4
Initial TTL115+13
Options length0
MSS8365
Window size62727
Window scale7
Options layoutmss,sok,ts,nop,ws
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
t13d9912h1_ee3966d44962_c50a3655fff13

HTTP request (JA4H)

fingerprintco-occurrences
ge20nn030000_6dac75bd47eb_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: python-httpx 0.28.1.The fingerprint page shows the full measured match list. More on the catalog.3

HTTP/2 frames (Akamai)

fingerprintco-occurrences
1:65536;2:0;4:2097152;5:131072;6:524288|5177345|0|m,s,a,p3

TCP SYN (JA4T)

fingerprintco-occurrences
62727_2-4-8-1-3_8365_73

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4 Safari/605.1.15 (Applebot/0.1; +http://www.apple.com/go/applebot)3

Country

fingerprintco-occurrences
US · United States3

Network (ASN)

fingerprintco-occurrences
AS714 · Apple Inc.3