User-Agent

Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.0 Safari/605.1.15

first seen 2026-07-16 03:32 · last seen 2026-10-23 00:48 · JSON

Distinct clients per day (last 30 days, peak 1/day)

Distinct clients are counted by IP-hash per complete UTC day — unlike observation counts this is insensitive to one chatty client, but NAT merges clients and address rotation splits them.

Decomposed attributes

Browser / clientSafari 16.0
Operating systemmacOS 10.15.7
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
t13d311100_e8f1e7e78f70_d41ae481755e Match?Exact match in Thumbprint's published controlled catalog captures: rust-hyper 1.11.1, rust-hyper 1.12.0, rust-hyper 1.11.0, +1 more.The fingerprint page shows the full measured match list. More on the catalog.3
t13d1111h2_bfb2a20424de_9ced094328c92
t13d251100_b78ed14e2fd0_ab7e3b40a6771
t12d130600_2d7513195f68_e51b7354d87f1
t13d2014h2_a09f3c656075_14788d8d241b1

HTTP request (JA4H)

fingerprintco-occurrences
ge11nr040000_177aea7101ae_000000000000_0000000000003
ge20nn04enus_989c7cc05c9b_000000000000_0000000000002
ge11nr040000_e1d2031bdfea_000000000000_0000000000001
ge11nn050000_57c5e92682a8_000000000000_0000000000001
ge20nn020000_b89ce445e0b3_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: go-net/http 1.21.13, go-net/http 1.27.1, go-net/http 1.27.3, +14 more.The fingerprint page shows the full measured match list. More on the catalog.1

HTTP/2 frames (Akamai)

fingerprintco-occurrences
1:65536;2:0;4:6291456;6:262144;4:1048576|15663105|1:0:0:256|m,a,s,p2
2:0;4:4194304;3:100|10485760|0|m,s,p,a Match?Exact match in Thumbprint's published controlled catalog captures: urlsession 6.1.2.The fingerprint page shows the full measured match list. More on the catalog.1

TCP SYN (p0f)

fingerprintco-occurrences
4:47+17:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:03
4:51+13:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:01
4:54+10:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:01
4:56+8:0:1460:mss*29,12:mss,sok,ts,nop,ws:df,id+:01
4:45+19:0:1460:mss*29,9:mss,nop,ws:df,id+:01
4:49+15:0:1440:mss*44,7:mss,sok,ts,nop,ws:df,id+:01

TCP SYN (JA4T)

fingerprintco-occurrences
64240_2-4-8-1-3_1460_75
64240_2-4-8-1-3_1440_71
42340_2-4-8-1-3_1460_121
42340_2-1-3_1460_91

Country

fingerprintco-occurrences
US · United States3
SG · Singapore3
DE · Germany1
NL · Netherlands1

Network (ASN)

fingerprintco-occurrences
AS45102 · Alibaba (US) Technology Co., Ltd.3
AS8075 · Microsoft Corporation1
AS48090 · TECHOFF SRV LIMITED1
AS6939 · Hurricane Electric LLC1
AS62744 · Quintex Alliance Consulting1
AS58087 · Florian Kolb1

TLS supported groups

fingerprintco-occurrences
001d,0017,001e,0019,0018,0100,0101,0102,0103,0104 Match?Exact match in Thumbprint's published controlled catalog captures: curl 8.13.0, php-guzzle 8.3.1, curl 7.88.1, +10 more.The fingerprint page shows the full measured match list. More on the catalog.2