User-Agent

Mozilla/5.0 (Android 14; Mobile; rv:153.0) Gecko/153.0 Firefox/153.0

first seen 2026-08-20 13:30 · last seen 2026-08-31 09:35 · JSON

Decomposed attributes

Browser / clientFirefox 153.0
Operating systemAndroid 14
Device classmobile
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
t13d1617h2_86a278354501_3cbfd9057e0d Match?Exact match in Thumbprint's published controlled catalog captures: firefox 153.0, firefox 153.0.3, firefox 152.0.3, +10 more.The fingerprint page shows the full measured match list. More on the catalog.110
t13d1616h2_86a278354501_eeeea656296025

HTTP request (JA4H)

fingerprintco-occurrences
ge20nr13dede_9e2b86631664_000000000000_00000000000012
ge20nr13thth_9e2b86631664_000000000000_00000000000010
ge20nn11zhcn_3901d4197baf_000000000000_0000000000009
ge20nr10zhcn_b3034183f430_000000000000_0000000000009
ge20nr13ensg_9e2b86631664_000000000000_0000000000009
ge20nr09zhcn_bfc092dff6c6_000000000000_0000000000006
ge20nr13enca_9e2b86631664_000000000000_0000000000005
ge20nr13engb_9e2b86631664_000000000000_0000000000005
ge20nr13frfr_9e2b86631664_000000000000_0000000000005
ge20nr13enau_9e2b86631664_000000000000_0000000000005

HTTP/2 frames (Akamai)

fingerprintco-occurrences
1:65536;2:0;4:131072;5:16384|12517377|3:0:0:42|m,p,a,s Match?Exact match in Thumbprint's published controlled catalog captures: firefox 154.0, firefox 152.0.5, firefox 152.0.1, +3 more.The fingerprint page shows the full measured match list. More on the catalog.110
1:4096;2:0;4:32768;5:16384|12517377|3:0:0:42|m,p,a,s10
1:4096;2:0;4:32768;5:16384|12517377|5:0:0:22|m,p,a,s7
1:4096;2:0;4:32768;5:16384|12517377|3:0:0:22|m,p,a,s4
1:4096;2:0;4:32768;5:16384|12517377|9:0:0:22|m,p,a,s3
1:4096;2:0;4:32768;5:16384|12517377|7:0:0:22|m,p,a,s1

TCP SYN (p0f)

fingerprintco-occurrences
4:49+15:0:1460:mss*44,11:mss,sok,ts,nop,ws:df,id+:025
4:111+17:0:1460:65535,8:mss,nop,ws,nop,nop,sok:df,id+:09
4:114+14:0:1460:mss*44,8:mss,nop,ws,nop,nop,sok:df,id+:05
4:110+18:0:1460:65535,8:mss,nop,ws,nop,nop,sok:df,id+:04
4:112+16:0:1460:65535,8:mss,nop,ws,nop,nop,sok:df,id+:04
4:112+16:0:1460:mss*44,8:mss,nop,ws,nop,nop,sok:df,id+:04
4:114+14:0:1460:65535,8:mss,nop,ws,nop,nop,sok:df,id+:04
4:118+10:0:1460:mss*44,8:mss,nop,ws,nop,nop,sok:df,id+:04
4:111+17:0:1460:mss*44,8:mss,nop,ws,nop,nop,sok:df,id+:03
4:113+15:0:1460:mss*44,8:mss,nop,ws,nop,nop,sok:df,id+:03

TCP SYN (JA4T)

fingerprintco-occurrences
65535_2-1-3-1-1-4_1460_836
64240_2-1-3-1-1-4_1460_827
64240_2-4-8-1-3_1460_1125
65535_2-1-3-1-1-4_1452_810
64240_2-1-3-1-1-4_1452_86
64240_2-1-3-1-1-4_1440_85
64240_2-1-3-1-1-4_1277_83
65535_2-1-3-1-1-4_1440_82
64240_2-1-1-4_1460_002
64240_2-1-3-1-1-4_1400_82

Country

fingerprintco-occurrences
ID · Indonesia25
DE · Germany13
TH · Thailand13
SG · Singapore10
CA · Canada7
FR · France7
GB · United Kingdom6
AU · Australia5
NL · Netherlands5
US · United States4

Network (ASN)

fingerprintco-occurrences
AS45102 · Alibaba (US) Technology Co., Ltd.25
AS133481 · AIS Fibre6
AS9506 · Singtel Fibre Broadband5
AS3301 · Telia Company AB4
AS3320 · Deutsche Telekom AG4
AS8866 · Vivacom Bulgaria EAD4
AS45758 · Advanced Wireless Network Company Limited3
AS5089 · Virgin Media Limited3
AS577 · Bell Canada3
AS3209 · Vodafone GmbH3