User-Agent

com.apple.WebKit.Networking/21624.2.5.11.8 Network/5812.121.1 macOS/26.5.2

first seen 2026-07-08 10:50 · last seen 2026-09-09 13:46 · 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 / clientcom.apple.WebKit.Networking 21624.2.5.11.8
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
q13d0311h3_55b375c5d22e_f2a83c8e78ae Match?Exact match in Thumbprint's published controlled catalog captures: safari 26.5.2, urlsession 6.1.2, urlsession 6.3.3, +5 more.The fingerprint page shows the full measured match list. More on the catalog.4
t13d6913h2_8b2139ff7677_0ceea7c49f792
t13d2013h2_a09f3c656075_7f0f34a4126d Match?Exact match in Thumbprint's published controlled catalog captures: safari 26.5.2, safari 26.4, safari 26.6.2, +2 more.The fingerprint page shows the full measured match list. More on the catalog.1
t13d1313h2_f57a46bbacb6_7f0f34a4126d1

HTTP request (JA4H)

fingerprintco-occurrences
ge30nn05engb_730e0cd04a06_000000000000_0000000000003
ge20nn06enus_52714dd4e2fc_000000000000_0000000000002
ge20nn05engb_730e0cd04a06_000000000000_0000000000001
ge30nn05enus_730e0cd04a06_000000000000_0000000000001
ge20nn05enus_730e0cd04a06_000000000000_0000000000001

HTTP/2 frames (Akamai)

fingerprintco-occurrences
2:0;3:100;4:2097152;9:1|10420225|0|m,s,a,p Match?Exact match in Thumbprint's published controlled catalog captures: safari 26.5.2, safari 26.5, safari 26.4, +2 more.The fingerprint page shows the full measured match list. More on the catalog.2
2:0;6:262144;4:2097152;3:100|2031617|0|m,s,a,p2

TCP SYN (p0f)

fingerprintco-occurrences
4:52+12:0:1460:65535,6:mss,sok,ts,nop,ws:df,id+:02
4:51+13:0:1460:65535,6:mss,nop,ws,nop,nop,ts,sok,eol+1:df,ecn:01
4:47+17:0:1460:65535,6:mss,nop,ws,nop,nop,ts,sok,eol+1:id-,ecn:01

TCP SYN (JA4T)

fingerprintco-occurrences
65535_2-1-3-1-1-8-4-0-0_1460_62
65535_2-4-8-1-3_1460_62

QUIC transport params

fingerprintco-occurrences
q07_e80dd4933807 Match?Exact match in Thumbprint's published controlled catalog captures: safari 26.5.2, urlsession 6.3.3, safari 26.4, +2 more.The fingerprint page shows the full measured match list. More on the catalog.4

Country

fingerprintco-occurrences
PT · Portugal4
US · United States2
FI · Finland2

Network (ASN)

fingerprintco-occurrences
AS2860 · NOS COMUNICACOES, S.A.4
AS55256 · Netskope Inc2
AS7922 · Comcast Cable Communications, LLC1
AS20115 · Charter Communications LLC1