TCP SYN (p0f)

4:49+15:0:1460:mss*44,9:mss,sok,ts,nop,ws:df,id+:0

first seen 2026-06-12 12:16 · last seen 2026-07-03 12:23 · JSON

Decomposed attributes

IP version4
Initial TTL49+15
Options length0
MSS1460
Window sizemss*44
Window scale9
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
t13i131000_f57a46bbacb6_ab7e3b40a6772
t13d5212h1_b262b3658495_8e6e362c5eac Match?Exact match in Thumbprint's published controlled catalog captures: node-fetch 24.19.0, node-fetch 22.23.1, node-fetch 24.21.0, +6 more.The fingerprint page shows the full measured match list. More on the catalog.2

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn05enus_8eebf5ac87f3_000000000000_0000000000002
ge11nn07*000_131b6413da1e_000000000000_0000000000002

TCP SYN (JA4T)

fingerprintco-occurrences
64240_2-4-8-1-3_1460_92

User-Agent

fingerprintco-occurrences
ConversionPatch research/1.02
Mozilla/5.0 (iPhone; CPU iPhone OS 8_1_1 like Mac OS X) AppleWebKit/600.1.4 (KHTML, like Gecko) Version/8.0 Mobile/12B435 Safari/600.1.41
Mozilla/5.0 (Windows; U; Windows NT 5.1; fr-FR) AppleWebKit/525.28 (KHTML, like Gecko) Version/3.2.2 Safari/525.28.11

Country

fingerprintco-occurrences
IN · India2
DE · Germany1
NL · Netherlands1

Network (ASN)

fingerprintco-occurrences
AS142477 · Nivid Telecom India Private Limited2
AS208137 · Feo Prest SRL1
AS213790 · Limited Network LTD1