TCP SYN (p0f)

4:112+16:0:1360:mss*44,8:mss,nop,ws,nop,nop,sok:df,id+:0

first seen 2026-08-29 23:28 · last seen 2026-11-01 09:38 · JSON

Last 7 days (5 observations)

Decomposed attributes

IP version4
Initial TTL112+16
Options length0
MSS1360
Window sizemss*44
Window scale8
Options layoutmss,nop,ws,nop,nop,sok
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
t13d2013h1_2b729b4bf6f3_e24568c0d4408
t13d1517h1_8daaf6152771_cb7bf5808d993
t13d1715h1_5b57614c22b0_a54fffd0eb612
t13d1617h2_86a278354501_3cbfd9057e0d Match?Exact match in Thumbprint's published controlled catalog captures: firefox 153.0, firefox 153.0.3, firefox 152.0.3, +10 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.8
ge11nn09enus_50eb7b704694_000000000000_0000000000003
ge11nn06enus_0e5d97bc8ad6_000000000000_0000000000002
ge20nr13deat_9e2b86631664_000000000000_0000000000001

HTTP/2 frames (Akamai)

fingerprintco-occurrences
1:65536;2:0;4:131072;5:16384|12517377|3:0:0:42|m,p,a,s Match?Exact match in Thumbprint's published controlled catalog captures: firefox 154.0, firefox 152.0.5, firefox 152.0.1, +3 more.The fingerprint page shows the full measured match list. More on the catalog.1

TCP SYN (JA4T)

fingerprintco-occurrences
64240_2-1-3-1-1-4_1360_814

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Windows NT 10.0; Win64; x64) Chrome/152.0.0.08
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/155.0.0.0 Safari/537.363
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:148.0) Gecko/20100101 Firefox/148.02
Mozilla/5.0 (Android 13; Mobile; rv:153.0) Gecko/153.0 Firefox/153.01

Country

fingerprintco-occurrences
JP · Japan8
IT · Italy5
AT · Austria1

Network (ASN)

fingerprintco-occurrences
AS4713 · NTT DOCOMO BUSINESS,Inc.8
AS16232 · Telecom Italia S.p.A.5
AS8412 · T-Mobile Austria GmbH1

TLS supported groups

fingerprintco-occurrences
0a0a,11ec,001d,0017,0018 Match?Exact match in Thumbprint's published controlled catalog captures: chrome 156.0.8078.48, edge 155.0.4283.62, chrome 156.0.8078.47, +11 more.The fingerprint page shows the full measured match list. More on the catalog.3
11ec,001d,0017,0018,0019,0100,01012