TCP SYN (p0f)

4:55+9:0:1412:mss*20,4:mss,sok,ts,nop,ws:df,id+:0

first seen 2026-09-11 04:58 · last seen 2026-09-30 04:51 · JSON

Decomposed attributes

IP version4
Initial TTL55+9
Options length0
MSS1412
Window sizemss*20
Window scale4
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
t13d301000_1d37bd780c83_3550537cd59b2
t13d2812h2_257f3020b3a2_cbb9361b6bf91

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn020000_2f58a845b48b_000000000000_0000000000001
ge11nr020000_2f58a845b48b_000000000000_0000000000001
ge20cr06enus_ba5e17eeb7c7_000000000000_0000000000001

HTTP/2 frames (Akamai)

fingerprintco-occurrences
1:65536;2:0;4:6291456;6:262144|15663105|1:0:0:256|m,a,s,p1

TCP SYN (JA4T)

fingerprintco-occurrences
29200_2-4-8-1-3_1412_43

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.362
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.361

Country

fingerprintco-occurrences
MX · Mexico2
PH · Philippines1

Network (ASN)

fingerprintco-occurrences
AS8151 · Uninet S.A. de C.V.2
AS4775 · Globe Telecoms1