Network (ASN)

AS60781

first seen 2026-06-20 21:31 · last seen 2026-10-28 07:27 · JSON

Last 7 days (1 observations)

Distinct clients per day (last 30 days, peak 32/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

Network nameLeaseWeb Netherlands B.V.
Domainleaseweb.com

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
t13d3013h2_1d37bd780c83_8537cf56674e Match?Exact match in Thumbprint's published controlled catalog captures: curl 8.18.0.The fingerprint page shows the full measured match list. More on the catalog.32
t13d4312h1_c7886603b240_b26ce05bbdd65
t13d3113h2_e8f1e7e78f70_ce5650b735ce2
t13d521100_b262b3658495_8e6e362c5eac2
t13d1516h2_8daaf6152771_d8a2da3f94cd Match?Exact match in Thumbprint's published controlled catalog captures: chromium 149.0.7827.102, chrome 149.0.7827.102, chrome 149.0.7827.156, +25 more.The fingerprint page shows the full measured match list. More on the catalog.1
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.1
t13d3112h2_e8f1e7e78f70_b26ce05bbdd6 Match?Exact match in Thumbprint's published controlled catalog captures: curl 8.5.0, php-curl 7.88.1.The fingerprint page shows the full measured match list. More on the catalog.1
t13d0711h2_8c48390ae5f5_b11bb3600f941
t13d0911h2_840adcee18dc_9ced094328c91
t13d1411h2_f4af447d284d_b11bb3600f941

HTTP request (JA4H)

fingerprintco-occurrences
ge20nn030000_bf75ddd0bb29_000000000000_00000000000032
ge20nn04enus_989c7cc05c9b_000000000000_0000000000004
ge20nn020000_5594a17e7e7e_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: curl 8.7.1, curl 8.5.0, curl 8.13.0, +11 more.The fingerprint page shows the full measured match list. More on the catalog.3
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.3
po11nn070000_c3be8024b1dd_000000000000_0000000000002
ge11nn07en00_71b742b5154a_000000000000_0000000000002
ge20nn14enus_186438911b7e_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: chrome 149.0.7827.53, chrome 149.0.7827.155, chromium 149.0.7827.102, +2 more.The fingerprint page shows the full measured match list. More on the catalog.1
ge20nr020000_fb4f949fd323_000000000000_0000000000001

HTTP/2 frames (Akamai)

fingerprintco-occurrences
3:100;4:65536;2:0|1048510465|0|m,s,a,p Match?Exact match in Thumbprint's published controlled catalog captures: curl 8.13.0, curl 8.18.0, curl 8.21.0, +8 more.The fingerprint page shows the full measured match list. More on the catalog.32
1:65536;2:0;4:6291456;6:262144;4:1048576|15663105|1:0:0:256|m,a,s,p4
3:100;4:33554432;2:0|33488897|0|m,p,s,a Match?Exact match in Thumbprint's published controlled catalog captures: php-curl 7.88.1, curl 7.88.1.The fingerprint page shows the full measured match list. More on the catalog.2
1:65536;2:0;4:6291456;6:262144|15663105|1:1:0:256|m,a,s,p Match?Exact match in Thumbprint's published controlled catalog captures: chromium 131.0.6778.33, chromium 151.0.7922.34, chrome 151.0.7922.137, +60 more.The fingerprint page shows the full measured match list. More on the catalog.1
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.1
3:100;4:10485760;2:0|1048510465|0|m,s,a,p Match?Exact match in Thumbprint's published controlled catalog captures: curl 8.7.1, curl 8.5.0.The fingerprint page shows the full measured match list. More on the catalog.1

TCP SYN (p0f)

fingerprintco-occurrences
6:56+8:0:1440:mss*45,7:mss,sok,ts,nop,ws:flow:031
4:114+14:0:1360:mss*48,8:mss,nop,ws,nop,nop,sok:df,id+,ecn:04
4:50+14:0:1460:65535,10:mss,sok,ts,nop,ws:df,id+:03
4:50+14:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:02
4:56+8:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:02
6:57+7:0:1440:mss*45,7:mss,sok,ts,nop,ws:flow:02
4:49+15:0:1460:mss*29,12:mss,sok,ts,nop,ws:df,id+:02
4:48+16:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:01
4:49+15:0:1280:65535,6:mss,sok,ts,nop,ws:df,id+:01

TCP SYN (JA4T)

fingerprintco-occurrences
64800_2-4-8-1-3_1440_733
64240_2-4-8-1-3_1460_74
65280_2-1-3-1-1-4_1360_84
65535_2-4-8-1-3_1460_103
42340_2-4-8-1-3_1460_122
65535_2-4-8-1-3_1280_61

User-Agent

fingerprintco-occurrences
curl/8.14.132
python-requests/2.28.14
curl/7.81.02
Mozilla/5.0 (compatible; The Lounge IRC Client; +https://github.com/thelounge/thelounge) facebookexternalhit/1.1 Twitterbot/1.02
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/147.0.0.0 Safari/537.361
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/136.0.0.0 Safari/537.361
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/145.0.0.0 Safari/537.361
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.2 Safari/537.36 Edg/135.0.0.21
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.8 Safari/605.1.151
Mozilla/5.0 (X11; CrOS x86_64 14541.0.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.2 Safari/537.361

Country

fingerprintco-occurrences
NL · Netherlands48

TLS supported groups

fingerprintco-occurrences
11ec,001d,0017,001e,0018,0019,0100,0101 Match?Exact match in Thumbprint's published controlled catalog captures: python-httpx 0.28.1, python-requests 2.34.2, curl 8.23.0, +4 more.The fingerprint page shows the full measured match list. More on the catalog.33