User-Agent

Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.122 Safari/537.36

first seen 2026-07-21 16:31 · last seen 2026-07-30 15:19 · JSON

Decomposed attributes

Browser / client	`Chrome 80.0.3987.122`
Operating system	`macOS 10.15.1`
Device class	`desktop`
Note	`inferred 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)

fingerprint	co-occurrences
`t13d4412h1_fd39b124ee10_58ed7828516f`	97

HTTP request (JA4H)

fingerprint	co-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.	97

TCP SYN (p0f)

fingerprint	co-occurrences
`4:48+16:0:1452:mss*4,4:mss,sok,ts,nop,ws:df,id+:0`	7
`4:45+19:0:1452:mss*4,4:mss,sok,ts,nop,ws:df,id+:0`	4
`4:46+18:0:1412:65535,6:mss,sok,ts,nop,ws:df,id+:0`	3
`4:47+17:0:1452:mss*4,4:mss,sok,ts,nop,ws:df,id+:0`	3
`4:46+18:0:1440:65535,6:mss,sok,ts,nop,ws:df,id+:0`	3
`4:46+18:0:1460:65535,6:mss,sok,ts,nop,ws:df,id+:0`	3
`4:47+17:0:1440:65535,6:mss,sok,ts,nop,ws:df,id+:0`	2
`4:46+18:0:1452:65535,6:mss,sok,ts,nop,ws:df,id+:0`	2
`4:46+18:0:1452:mss*4,4:mss,sok,ts,nop,ws:df,id+:0`	2
`4:51+13:0:1452:65535,6:mss,sok,ts,nop,ws:df,id+:0`	2

TCP SYN (JA4T)

fingerprint	co-occurrences
`5808_2-4-8-1-3_1452_4`	16
`65535_2-4-8-1-3_1412_6`	12
`65535_2-4-8-1-3_1452_6`	12
`65535_2-4-8-1-3_1440_6`	9
`65535_2-4-8-1-3_1460_6`	8
`65535_2-4-8-1-3_1400_6`	6
`64240_2-4-8-1-3_1460_7`	5
`65535_2-4-8-1-3_1412_8`	2
`64240_2-4-8-1-3_1412_7`	2
`65535_2-4-8-1-3_1410_6`	2

Country

fingerprint	co-occurrences
`VN` · Vietnam	18
`BR` · Brazil	11
`BD` · Bangladesh	8
`ZA` · South Africa	6
`AR` · Argentina	6
`CL` · Chile	5
`VE` · Venezuela	5
`CO` · Colombia	4
`PK` · Pakistan	4
`MX` · Mexico	3

Network (ASN)

fingerprint	co-occurrences
`AS45899` · VNPT Corp	18
`AS7303` · Telecom Argentina S.A.	3
`AS8167` · V tal	2
`AS5384` · Emirates Internet	2
`AS27651` · ENTEL CHILE S.A.	2
`AS8151` · Uninet S.A. de C.V.	2
`AS328471` · HERO TELECOMS (PTY) LTD	2
`AS199739` · Earthlink Telecommunications Equipment Trading & Services DMCC	2
`AS61461` · Airtek Solutions C.A.	2
`AS13489` · UNE EPM TELECOMUNICACIONES S.A.	2