User-Agent

Mozilla/5.0 (iPhone; CPU iPhone OS 18_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.1 Mobile/15E148 Safari/604.1

first seen 2026-06-25 14:23 · last seen 2026-10-22 15:02 · 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 18.1
Operating systemiOS 18.1
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
t13d2913h1_723694b0fccc_5671b5df502997
t13d190900_9dc949149365_97f8aa674fd96
t13d1312h2_f57a46bbacb6_ab7e3b40a677 Match?Exact match in Thumbprint's published controlled catalog captures: go-net/http 1.26.6, go-net/http 1.26.10, go-net/http 1.26.9, +7 more.The fingerprint page shows the full measured match list. More on the catalog.6
t13d201100_2b729b4bf6f3_36bf25f296df1
t13d131100_f57a46bbacb6_ab7e3b40a677 Match?Exact match in Thumbprint's published controlled catalog captures: go-net/http 1.26.6, go-net/http 1.26.5, go-net/http 1.26.4.The fingerprint page shows the full measured match list. More on the catalog.1

HTTP request (JA4H)

fingerprintco-occurrences
ge11nr11engb_835281d8e5d9_000000000000_0000000000008
ge11nr11svse_835281d8e5d9_000000000000_0000000000007
ge11nr11enus_d756a6a6873f_000000000000_0000000000006
ge11nr11enie_835281d8e5d9_000000000000_0000000000006
ge11nr11enus_835281d8e5d9_000000000000_0000000000005
ge11nr11dede_835281d8e5d9_000000000000_0000000000005
ge11nr11heil_835281d8e5d9_000000000000_0000000000005
ge11nr11nlnl_835281d8e5d9_000000000000_0000000000004
ge11nr11frfr_835281d8e5d9_000000000000_0000000000004
ge11nr11jajp_835281d8e5d9_000000000000_0000000000004

HTTP/2 frames (Akamai)

fingerprintco-occurrences
2:0;4:4194304;5:16384;6:10485760|1073741824|0|a,m,p,s Match?Exact match in Thumbprint's published controlled catalog captures: go-net/http 1.26.6, go-net/http 1.26.10, go-net/http 1.26.9, +8 more.The fingerprint page shows the full measured match list. More on the catalog.6

TCP SYN (p0f)

fingerprintco-occurrences
4:56+8:0:1460:mss*29,12:mss,sok,ts,nop,ws:df,id+:05
4:49+15:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:04
4:112+16:0:1460:65535,8: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
4:116+12:0:1460:mss*44,8:mss,nop,ws,nop,nop,sok:df,id+:03
4:111+17:0:1460:65535,8:mss,nop,ws,nop,nop,sok:df,id+:03
4:114+14:0:1460:65535,8:mss,nop,ws,nop,nop,sok:df,id+:03
4:110+18:0:1460:mss*44,8:mss,nop,ws,nop,nop,sok:df,id+:03
4:117+11:0:1460:65535,8:mss,nop,ws,nop,nop,sok:df,id+:03
4:115+13:0:1460:65535,8:mss,nop,ws,nop,nop,sok:df,id+:03

TCP SYN (JA4T)

fingerprintco-occurrences
65535_2-1-3-1-1-4_1460_826
64240_2-1-3-1-1-4_1460_821
65535_2-1-3-1-1-4_1452_810
65535_2-1-3-1-1-4_1412_87
64240_2-4-8-1-3_1460_75
65535_2-1-3-1-1-4_1420_84
64240_2-1-3-1-1-4_1420_84
64860_2-1-3-1-1-4_1380_83
64240_2-1-3-1-1-4_1358_83
65535_2-1-3-1-1-4_1380_82

Country

fingerprintco-occurrences
NL · Netherlands11
FR · France11
IE · Ireland10
DE · Germany9
GB · United Kingdom9
SE · Sweden7
JP · Japan6
US · United States5
KR · South Korea5
IL · Israel5

Network (ASN)

fingerprintco-occurrences
AS48090 · TECHOFF SRV LIMITED6
AS5089 · Virgin Media Limited5
AS1257 · Tele2 Sverige AB5
AS6805 · Telefonica Germany GmbH & Co.OHG4
AS3215 · Orange S.A.4
AS12322 · Free SAS4
AS6830 · Liberty Global Europe Holding B.V.4
AS15751 · Eircom Limited4
AS139742 · PT Ryndo Jaringan Nusantara4
AS8473 · Bahnhof AB3

TLS supported groups

fingerprintco-occurrences
11ec,001d,0017,0018,0019 Match?Exact match in Thumbprint's published controlled catalog captures: firefox 158.0.1, firefox 157.0, firefox 157.0.1, +5 more.The fingerprint page shows the full measured match list. More on the catalog.5