User-Agent

Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.84 Safari/537.36

first seen 2026-07-19 18:17 · last seen 2026-07-29 18:21 · JSON

Decomposed attributes

Browser / clientChrome 99.0.4844.84
Operating systemmacOS 10.14.6
Device classdesktop
Noteinferred from the self-declared string — a claim, not a measurement; compare with the wire fingerprints above

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_58ed7828516f24

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.24

TCP SYN (p0f)

fingerprintco-occurrences
4:45+19:0:1452:65535,6:mss,sok,ts,nop,ws:df,id+:04
4:47+17:0:1412:mss*44,7:mss,sok,ts,nop,ws:df,id+:02
4:49+15:0:1460:65535,8:mss,sok,ts,nop,ws:df,id+:02
4:40+24:0:1452:65535,6:mss,sok,ts,nop,ws:df,id+:01
4:46+18:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:01
4:49+15:0:1440:65535,6:mss,sok,ts,nop,ws:df,id+:01
4:44+20:0:1412:65535,6:mss,sok,ts,nop,ws:df,id+:01
4:48+16:0:1440:65535,6:mss,sok,ts,nop,ws:df,id+:01
4:46+18:0:1452:mss*4,4:mss,sok,ts,nop,ws:df,id+:01
4:43+21:0:1440:65535,6:mss,sok,ts,nop,ws:df,id+:01

TCP SYN (JA4T)

fingerprintco-occurrences
65535_2-4-8-1-3_1452_67
65535_2-4-8-1-3_1440_65
5808_2-4-8-1-3_1452_42
64240_2-4-8-1-3_1412_72
65535_2-4-8-1-3_1460_82
64240_2-4-8-1-3_1460_71
65535_2-4-8-1-3_1412_61
65535_2-4-8-1-3_1452_81
64240_2-4-8-1-3_1432_71
65535_2-4-8-1-3_1400_101

Country

fingerprintco-occurrences
BR · Brazil6
VN · Vietnam4
AR · Argentina3
VE · Venezuela2
MX · Mexico1
ZA · South Africa1
BD · Bangladesh1
NG · Nigeria1
PE · Peru1
AE · United Arab Emirates1

Network (ASN)

fingerprintco-occurrences
AS45899 · VNPT Corp3
AS174 · Cogent Communications, LLC1
AS28573 · Claro NXT Telecomunicacoes Ltda1
AS7552 · Viettel Group1
AS5384 · Emirates Internet1
AS13999 · Mega Cable, S.A. de C.V.1
AS7418 · TELEFÓNICA CHILE S.A.1
AS7303 · Telecom Argentina S.A.1
AS273683 · ALLREDE TELECOM LTDA1
AS263155 · NG TELECOM1