Network (ASN)

AS8075

first seen 2026-06-11 00:28 · last seen 2026-09-16 16:15 · JSON

Last 7 days (373 observations)

Distinct clients per day (last 30 days, peak 66/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 nameMicrosoft Corporation
Domainmicrosoft.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
t13d1011h2_61a7ad8aa9b6_3fcd1a44f3e3 Match?Exact match in Thumbprint's published controlled catalog captures: rust-reqwest 0.12.28.The fingerprint page shows the full measured match list. More on the catalog.928
t13d201100_2b729b4bf6f3_36bf25f296df759
t13d1712h2_5b57614c22b0_ef7df7f74e48494
t13d2013h2_2b729b4bf6f3_e24568c0d440285
t13d1713h2_5b57614c22b0_02c8e53ee398175
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.144
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.122
t13d2212h2_231e334592e8_36bf25f296df109
t12d130600_2d7513195f68_e51b7354d87f105
t13d1712h2_5b57614c22b0_d5fe2c511efa87

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn16enus_a27292610b04_000000000000_000000000000540
ge20nr050000_a36a3d5685e0_000000000000_000000000000517
ge20nn050000_a36a3d5685e0_000000000000_000000000000347
ge20nn060000_ae91ff777030_000000000000_000000000000308
ge20nn06enus_32386ca2063f_000000000000_000000000000306
ge20nn060000_0c07ec02b430_000000000000_000000000000263
ge11nn010000_4a823118b9ba_000000000000_000000000000129
ge11nr040000_e1d2031bdfea_000000000000_000000000000124
ge20nn070000_f327ee591e3a_000000000000_00000000000076
ge20nn07enus_bba0b359f971_000000000000_00000000000066

HTTP/2 frames (Akamai)

fingerprintco-occurrences
2:0;4:2097152;5:16384;6:16384|5177345|0|m,s,a,p Match?Exact match in Thumbprint's published controlled catalog captures: rust-reqwest 0.13.4, rust-reqwest 0.12.28, rust-reqwest 0.13.5, +3 more.The fingerprint page shows the full measured match list. More on the catalog.932
2:0;1:4096;8:0;3:1024;4:1048576|25100289|0|a,p,m,s756
2:0;4:10485760|10420225|0|m,p,a,s286
2:0;4:65535|67043329|0|m,s,a,p109
1:65536;2:0;4:6291456;6:262144|15663105|1:1:0:220|m,a,s,p Match?Exact match in Thumbprint's published controlled catalog captures: chrome 150.0.7871.187, chromium 149.0.7827.102, chrome 149.0.7827.102, +59 more.The fingerprint page shows the full measured match list. More on the catalog.105
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, +43 more.The fingerprint page shows the full measured match list. More on the catalog.18
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 1.26.8, go-net/http 1.26.7, +6 more.The fingerprint page shows the full measured match list. More on the catalog.11
1:65536;2:0;4:6291456;6:262144|15663105|0|m,a,s,p7
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.3
1:65536;2:0;4:6291456;6:262144|15663105|5:1:0:220|m,a,s,p Match?Exact match in Thumbprint's published controlled catalog captures: chromium 133.0.6943.16, chrome 150.0.7871.128, chromium 148.0.7778.96, +2 more.The fingerprint page shows the full measured match list. More on the catalog.2

TCP SYN (p0f)

fingerprintco-occurrences
4:44+20:0:1390:65535,12:mss,sok,ts,nop,ws:df,id+:0458
4:45+19:0:1390:65535,12:mss,sok,ts,nop,ws:df,id+:0453
4:111+17:0:1440:65535,8:mss,nop,ws,nop,nop,sok:df,id+:0126
4:47+17:0:1368:64860,9:mss,sok,ts,nop,ws:df,id+:0114
4:48+16:0:1368:64860,9:mss,sok,ts,nop,ws:df,id+:0104
4:43+21:0:1368:64860,9:mss,sok,ts,nop,ws:df,id+:093
4:113+15:0:1440:mss*44,0:mss,nop,nop,sok:df,id+,ecn:083
4:109+19:0:1440:65535,8:mss,nop,ws,nop,nop,sok:df,id+:082
4:113+15:0:1440:65535,8:mss,nop,ws,nop,nop,sok:df,id+:077
4:114+14:0:1440:mss*44,8:mss,nop,ws,nop,nop,sok:df,id+,ecn:076

TCP SYN (JA4T)

fingerprintco-occurrences
65535_2-4-8-1-3_1390_12861
65535_2-1-3-1-1-4_1440_8704
64860_2-4-8-1-3_1368_9308
64240_2-4-8-1-3_1418_9299
64240_2-1-1-4_1440_00261
64240_2-4-8-1-3_1440_10129
64240_2-1-3-1-1-4_1440_8117
64800_2-4-8-1-3_1400_788
42340_2-4-8-1-3_1440_780
64240_2-4-8-1-3_1440_775

QUIC transport params

fingerprintco-occurrences
q12_fcf871be5fee Match?Exact match in Thumbprint's published controlled catalog captures: chromium 145.0.7632.6, chromium 143.0.7499.4, chromium 141.0.7390.37, +5 more.The fingerprint page shows the full measured match list. More on the catalog.14
q13_4e828c60a7ee6
q14_14f7d13e4d364
q12_97eeb91f9c98 Match?Exact match in Thumbprint's published controlled catalog captures: chrome 150.0.7871.187, chrome 151.0.7922.137, chromium 151.0.7922.34, +41 more.The fingerprint page shows the full measured match list. More on the catalog.2

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36572
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36; compatible; OAI-SearchBot/1.4; +https://openai.com/searchbot413
Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) Chrome/116.0.1938.76 Safari/537.36394
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36; compatible; OAI-SearchBot/1.0; +https://openai.com/searchbot384
Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko); compatible; ChatGPT-User/1.0; +https://openai.com/bot372
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36; compatible; OAI-SearchBot/1.4; robots.txt; +https://openai.com/searchbot300
Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; GPTBot/1.4; +https://openai.com/gptbot)218
Mozilla/5.0 zgrab/0.x148
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/136.0.0.0 Safari/537.3694
DuckDuckBot/1.1; (+http://duckduckgo.com/duckduckbot.html)85

Country

fingerprintco-occurrences
US · United States2465
CA · Canada138
IT · Italy84
CH · Switzerland84
JP · Japan68
PL · Poland67
BR · Brazil60
KR · South Korea53
IE · Ireland52
MX · Mexico50

Cross-transport links

TLS ClientHello fingerprints observed from the same client via the beacon's correlation id on the other transport (e.g. this stack over TCP ↔ that stack over QUIC).

fingerprintlinked observations
q13d0311h3_55b375c5d22e_653d80c3fe9d12
t13d1516h2_8daaf6152771_d8a2da3f94cd12