Network (ASN)

AS37963

first seen 2026-07-01 15:06 · last seen 2026-10-10 10:47 · 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

Network nameHangzhou Alibaba Advertising Co.,Ltd.
Domainalibabagroup.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
t13d131100_f57a46bbacb6_e5728521abd417
t13d131000_f57a46bbacb6_e7c285222651 Match?Exact match in Thumbprint's published controlled catalog captures: go-net/http 1.23.12.The fingerprint page shows the full measured match list. More on the catalog.3
t13d1713h1_ab0a1bf427ad_8537cf56674e Match?Exact match in Thumbprint's published controlled catalog captures: python-requests 2.34.2, python-requests 2.32.3, python-requests 2.33.1.The fingerprint page shows the full measured match list. More on the catalog.3
t13d3113h2_e8f1e7e78f70_ce5650b735ce3
t13d3112h1_e8f1e7e78f70_24695f2957a73
t13d5212h1_b262b3658495_8e6e362c5eac Match?Exact match in Thumbprint's published controlled catalog captures: node-fetch 24.21.0, node-fetch 24.19.0, node-fetch 22.23.1, +9 more.The fingerprint page shows the full measured match list. More on the catalog.2
t13d1812h1_85036bcba153_b26ce05bbdd61
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
t13d2013h2_a09f3c656075_7f0f34a4126d Match?Exact match in Thumbprint's published controlled catalog captures: safari 26.5.2, safari 26.6.2, safari 26.4, +2 more.The fingerprint page shows the full measured match list. More on the catalog.1
t13d431200_c7886603b240_d339722ba4af1

HTTP request (JA4H)

fingerprintco-occurrences
ge11nr10zhcn_9c0cf7475f83_000000000000_00000000000017
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
he11nn070000_1f3150f029d9_000000000000_0000000000003
ge11nn06zhcn_90b9989cdd5a_000000000000_0000000000003
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.2
ge11nr05zhcn_f3bb7aa45ec4_000000000000_0000000000002
ge11nn12enus_c0f67fd42004_000000000000_0000000000001
ge11nn06enus_aeac3047b50b_000000000000_0000000000001
ge20nn07zhcn_ad1655196036_000000000000_0000000000001
ge20nn10enus_9d4199f1a721_000000000000_0000000000001

HTTP/2 frames (Akamai)

fingerprintco-occurrences
3:100;4:1073741824;2:0|1073676289|0|m,p,s,a2
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.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
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 26.6.2, safari 26.5, +3 more.The fingerprint page shows the full measured match list. More on the catalog.1
2:0;4:262144|458753|0|a,m,p,s Match?Exact match in Thumbprint's published controlled catalog captures: node-fetch 26.13.0, node-fetch 26.4.0.The fingerprint page shows the full measured match list. More on the catalog.1

TCP SYN (p0f)

fingerprintco-occurrences
4:45+19:0:1460:mss*22,7:mss,sok,ts,nop,ws:df,id+:06
4:44+20:0:1460:mss*22,7:mss,sok,ts,nop,ws:df,id+:05
4:45+19:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:03
4:42+22:0:1460:mss*20,9:mss,sok,ts,nop,ws:df,id+:03
4:44+20:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:02
4:42+22:0:1460:mss*22,7:mss,sok,ts,nop,ws:df,id+:02
4:109+19:0:1460:mss*44,8:mss,nop,ws,nop,nop,sok:df,id+,ecn:02
4:43+21:0:1460:mss*22,7:mss,sok,ts,nop,ws:df,id+:02
4:45+19:0:1460:mss*20,7:mss,sok,ts,nop,ws:df,id+:01
4:43+21:0:1460:mss*44,7:mss,sok,ts,nop,ws:df,id+:01

TCP SYN (JA4T)

fingerprintco-occurrences
32120_2-4-8-1-3_1460_717
64240_2-4-8-1-3_1460_76
64240_2-1-3-1-1-4_1460_83
29200_2-4-8-1-3_1460_93
33120_2-4-8-1-3_1440_72
29200_2-4-8-1-3_1460_71
8192_2-1-3-1-1-4_1460_81
65535_2-4-8-1-3_1412_91
59220_2-4-8-1-3_1460_71

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (iPhone; CPU iPhone OS 13_2_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/13.0.3 Mobile/15E148 Safari/604.117
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.0.0 Safari/537.363
Mozilla/5.0 (Linux; U; Android 12; zh-Hans-CN; JAD-AL50 Build/HUAWEIJAD-AL50) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/100.0.4896.58 Quark/7.6.5.720 Mobile Safari/537.363
curl/7.68.02
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36 Edg/120.0.0.02
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko; compatible; BuiltWith/1.4; rb.gy/xprgqj) Chrome/124.0.0.0 Safari/537.362
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.361
curl/7.81.01
Mozilla/5.0 (iPhone; CPU iPhone OS 18_7 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/26.1 Mobile/15E148 Safari/604.11
Ubuntu-Python38-JA4T-Probe/1.01

Country

fingerprintco-occurrences
CN · China35