TCP SYN (p0f)

4:47+17:0:1340:65535,6:mss,sok,ts,nop,ws:df,id+:0

first seen 2026-07-23 17:25 · last seen 2026-07-26 15:34 · JSON

Decomposed attributes

IP version4
Initial TTL47+17
Options length0
MSS1340
Window size65535
Window scale6
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
t13d4412h1_fd39b124ee10_58ed7828516f5

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn050000_b223a0ebb0b5_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: python-requests 2.34.2, python-requests 2.33.1, python-requests 2.32.3.The fingerprint page shows the full measured match list. More on the catalog.5

TCP SYN (JA4T)

fingerprintco-occurrences
65535_2-4-8-1-3_1340_65

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.69 Safari/537.361
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.114 Safari/537.361
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/75.0.3770.142 Safari/537.361
Mozilla/5.0 (Windows NT 5.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/27.0.1453.93 Safari/537.361
Mozilla/5.0 (Windows NT 6.2; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/29.0.1547.2 Safari/537.361

Country

fingerprintco-occurrences
ET · Ethiopia1
IQ · Iraq1
JM · Jamaica1
EG · Egypt1
BD · Bangladesh1

Network (ASN)

fingerprintco-occurrences
AS24757 · Ethio Telecom1
AS199770 · Mohammed Amjed Hussein Al-Qaysi1
AS30689 · FLOW1
AS8452 · TE-AS1
AS38203 · ADN Telecom Ltd.1