TCP SYN (p0f)

4:47+17:0:1460:mss*44,7:mss,nop,nop,sok,nop,ws:df,id+,ecn:0

first seen 2026-08-31 15:57 · last seen 2026-08-31 15:57 · JSON

Decomposed attributes

IP version4
Initial TTL47+17
Options length0
MSS1460
Window sizemss*44
Window scale7
Options layoutmss,nop,nop,sok,nop,ws
Quirksdf,id+,ecn
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
t13d3112h1_e8f1e7e78f70_b26ce05bbdd6 Match?Exact match in Thumbprint's published controlled catalog captures: php-guzzle 8.2.0, php-guzzle 8.1.0, php-guzzle 8.3.1, +12 more.The fingerprint page shows the full measured match list. More on the catalog.1

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn030000_fe444ad14866_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: curl 8.16.0, curl 7.88.1, curl 8.21.0, +1 more.The fingerprint page shows the full measured match list. More on the catalog.1

TCP SYN (JA4T)

fingerprintco-occurrences
64240_2-1-1-4-1-3_1460_71

User-Agent

fingerprintco-occurrences
curl/8.5.01

Country

fingerprintco-occurrences
US · United States1

Network (ASN)

fingerprintco-occurrences
AS11351 · Charter Communications Inc1