TCP SYN (p0f)

4:47+17:0:1200:mss*54,7:mss,sok,ts,nop,ws:df,id+:0

first seen 2026-09-25 06:45 · last seen 2026-09-25 06:45 · JSON

Decomposed attributes

IP version4
Initial TTL47+17
Options length0
MSS1200
Window sizemss*54
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
t13d2014h2_a09f3c656075_e42f34c56612 Match?Exact match in Thumbprint's published controlled catalog captures: safari 26.5.2, safari 26.5, safari 26.6.1, +1 more.The fingerprint page shows the full measured match list. More on the catalog.38

HTTP request (JA4H)

fingerprintco-occurrences
ge20nn08enus_1945e0741196_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: safari 26.5.2, safari 26.4, safari 26.6.2.The fingerprint page shows the full measured match list. More on the catalog.37
ge20nn09enus_40a44d3bf2a8_000000000000_0000000000001

HTTP/2 frames (Akamai)

fingerprintco-occurrences
2:0;3:100;4:2097152;8:1;9:1|10420225|1:0:0:256|m,s,a,p1
2:0;3:100;4:2097152;8:1;9:1|10420225|3:0:0:256|m,s,a,p1
2:0;3:100;4:2097152;8:1;9:1|10420225|5:0:0:256|m,s,a,p1
2:0;3:100;4:2097152;8:1;9:1|10420225|11:0:0:256|m,s,a,p1
2:0;3:100;4:2097152;8:1;9:1|10420225|7:0:0:256|m,s,a,p1
2:0;3:100;4:2097152;8:1;9:1|10420225|19:0:0:256|m,s,a,p1
2:0;3:100;4:2097152;8:1;9:1|10420225|17:0:0:256|m,s,a,p1
2:0;3:100;4:2097152;8:1;9:1|10420225|15:0:0:256|m,s,a,p1
2:0;3:100;4:2097152;8:1;9:1|10420225|21:0:0:256|m,s,a,p1
2:0;3:100;4:2097152;8:1;9:1|10420225|13:0:0:256|m,s,a,p1

TCP SYN (JA4T)

fingerprintco-occurrences
64800_2-4-8-1-3_1200_738

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (iPhone; CPU iPhone OS 18_0 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.0 Mobile/15E148 Safari/604.138

Country

fingerprintco-occurrences
NZ · New Zealand38

Network (ASN)

fingerprintco-occurrences
AS136557 · Host Universal Pty Ltd38