TCP SYN (p0f)

4:52+12:0:1460:65535,5:mss,nop,ws,nop,nop,ts,sok,eol+1:df:0

first seen 2026-07-16 01:17 · last seen 2026-07-16 01:17 · JSON

Decomposed attributes

IP version4
Initial TTL52+12
Options length0
MSS1460
Window size65535
Window scale5
Options layoutmss,nop,ws,nop,nop,ts,sok,eol+1
Quirksdf
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, urlsession 6.1.2, +1 more.The fingerprint page shows the full measured match list. More on the catalog.4

HTTP request (JA4H)

fingerprintco-occurrences
ge20nr09enca_538441e4e116_000000000000_0000000000002
ge20nn04enca_39a3ba4480e8_000000000000_0000000000001
ge20nn05enca_730e0cd04a06_000000000000_0000000000001

HTTP/2 frames (Akamai)

fingerprintco-occurrences
2:0;3:100;4:2097152;9:1|10420225|0|m,s,a,p Match?Exact match in Thumbprint's published controlled catalog captures: safari 26.5.2, safari 26.5, safari 26.4, +2 more.The fingerprint page shows the full measured match list. More on the catalog.3
2:0;4:2097152;3:100|10485760|0|m,s,p,a1

TCP SYN (JA4T)

fingerprintco-occurrences
65535_2-1-3-1-1-8-4-0-0_1460_54

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (iPhone; CPU iPhone OS 18_7 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.7.6 Mobile/15E148 Safari/604.12
NetworkingExtension/8621.9.1.10.1 Network/4277.140.33.702.1 iOS/18.7.91
Mozilla/5.0 (iPhone; CPU iPhone OS 18_7 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Safari1

Country

fingerprintco-occurrences
CA · Canada4

Network (ASN)

fingerprintco-occurrences
AS5645 · TekSavvy Solutions, Inc.4