AS8075 Microsoft Corporation — информация об ASN

AS8075Microsoft CorporationХостинг (IDC)

WHOIS Topology

United States · ARINmicrosoft.com

Hosts top sitesAnycastCritical infrastructureRPKI filteringTor relaysVPS hosting

IPv4 addresses

81 115 392

1 231 announced prefixes

IPv6 addresses

1.10 × 10³¹

122 announced prefixes

BGP neighbours

…

CAIDA rank

#3 075

Customer cone 8 ASNs

Estimated users

341 тыс.

APNIC Labs estimate

RPKI

98% valid

2 invalid · 23 not covered

Average purity

3 960 sampled IPs

IXPs / facilities

207 / 167

Operator self-reported

History

How prefixes were announced and changed hands, registration changes, and outage or hijack incidents.

Loading routing history…

IP ranges

Currently announced prefixes with their RIR registration and geolocation.

Prefix	RPKI	Registration	Geolocation	Addresses
20.64.0.0/10	Valid	—	San Antonio	4 194 304
20.192.0.0/10	Valid	—	Pune	4 194 304
13.64.0.0/11	Valid	—	San Jose	2 097 152
20.0.0.0/11	Valid	—	London	2 097 152
48.224.0.0/11	Valid	UK-MICROSOFT-19901207RIPE	United Kingdom	2 097 152
52.160.0.0/11	Valid	—	San Jose	2 097 152
52.224.0.0/11	Valid	—	Dulles	2 097 152
107.32.0.0/11	Valid	UK-MICROSOFT-20101110RIPE	United Kingdom	2 097 152
172.128.0.0/11	Valid	UK-MICROSOFT-20000324RIPE	HyderabadCross-border	2 097 152
172.160.0.0/11	Valid	UK-MICROSOFT-20000324RIPE	SwedenCross-border	2 097 152
4.144.0.0/12	Valid	—	Hong Kong	1 048 576
4.160.0.0/12	Valid	—	Campinas	1 048 576
4.176.0.0/12	Valid	—	Paris	1 048 576
4.192.0.0/12	Valid	—	Hong Kong	1 048 576
4.208.0.0/12	Valid	—	Dublin	1 048 576
4.224.0.0/12	Valid	—	Pune	1 048 576
4.240.0.0/12	Valid	—	Pune	1 048 576
20.48.0.0/12	Valid	—	Tokyo	1 048 576
20.160.0.0/12	Valid	—	Amsterdam	1 048 576
40.80.0.0/12	Valid	—	London	1 048 576

Only the first 500 prefixes are listed; address counts and geography use all prefixes.

/24 block profile

One square per /24: colour shows the risk type, shade how many addresses are flagged, stripes mark datacenter blocks. Click a square to see all 256 addresses.

/24s with data 7 306 / 316 857 （2%） · flagged 5 945

No risk flagsDatacenter (no flags)ProxyVPNAbuse / blocklistTorDarker = more flagged addresses; dashed = block screen only

20.192.0.0/101206/16384 with data · 927 flagged

20.64.0.0/101104/16384 with data · 927 flagged

20.0.0.0/11347/8192 with data · 270 flagged

172.160.0.0/11300/8192 with data · 278 flagged

20.48.0.0/12251/4096 with data · 220 flagged

20.160.0.0/12231/4096 with data · 220 flagged

52.160.0.0/11223/8192 with data · 202 flagged

4.192.0.0/12201/4096 with data · 113 flagged

13.64.0.0/11199/8192 with data · 115 flagged

20.40.0.0/13169/2048 with data · 135 flagged

52.224.0.0/11148/8192 with data · 120 flagged

40.80.0.0/12138/4096 with data · 94 flagged

Hover a square for its numbers; click to see all 256 addresses.

Each prefix shows its 64 /24s with the most data. Built daily from lookups, neighbour sampling, public lists and block screening.

IP reputation

IPs from this network that CleanIP has analysed: purity, abuse reports and the riskiest /24 blocks.

Purity distribution

85–100 870–84 2 64250–69 1 0500–49 260

0.08%

Share of IPv4 reported or blocklisted

66 409

Listed IPs

3 960

Analysed IPs

Riskiest /24 blocks

/24 block	Flagged	Analysed
130.33.140.0/24	5	11
20.65.194.0/24	5	5
4.252.172.0/24	4	11
23.97.62.0/24	3	6
13.89.125.0/24	3	3
135.237.125.0/24	3	3
20.163.15.0/24	3	3
20.169.106.0/24	3	3
20.210.76.0/24	3	3
20.64.105.0/24	3	3

Flagged = VPN, proxy, Tor or purity below 50. Samples come from user lookups and neighbour sampling, not every address in this network.

Geography

Where this network’s IPv4 addresses are located.

United States31.5%
United Kingdom30.8%
Netherlands4.7%
Australia4.0%
Ireland3.3%
France2.5%

Scope: Global
In registered country: 31.5%

Estimated by sampling IPv4 ranges against a geolocation database.

Наблюдение за трафиком

AS8075 · За последние 7 дней

Мобильные и десктоп

Десктоп87.8%Мобильные12.2%

Внедрение и использование

Внедрение и использование ключевых протоколов

Версия протокола IP

IPv499.6%IPv60.4%

Версия HTTP

HTTP/1.x

66.7%HTTP/2

31.1%HTTP/3

2.1%

BGP-анонсы

Почасовое число анонсов маршрутов BGP за последние 7 дней

67 158 216

Всего за 7 дней

4 641 174

Пик за час

Данные: Cloudflare Radar, лицензия CC BY-NC 4.0

Activity

Hourly traffic over the last 7 days, normalized to this network’s peak.

Fairly flat around the clock, typical of server or hosting networks.

	00						06						12						18
Mon
Tue
Wed
Thu
Fri
Sat
Sun

Times in UTCLessMore

Peak hour: 14:00–15:00
Active hours: 24 hrs
Weekend vs weekday: Weekdays heavier
Busiest day: Thu

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BGP: аплинки и соседи

AS8075Отдельная страница

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WHOIS record

The registry’s record for this AS number: holder, status, dates and contacts.

Sources

Where the information on this page comes from and when it was updated.

Information	Source	Updated
Registered country	RIR daily delegation statistics	2026-10-22
Registered address & allocation date	RIR registration data (RDAP)	2026-09-26
Organization & company country	AS-to-organization data	2026-10-21
Network type	CleanIP ASN canon	2026-10-22
Exchanges & facilities	Operator self-reported interconnection data	2026-10-21
Announced prefixes & BGP neighbours	Public BGP routing data	2026-10-22
IPv4 geography	Geolocation database	—
RPKI validation	RPKI ROA validation data	2026-10-22
Rank & customer cone	CAIDA AS Rank	2026-10-01
Estimated users (APNIC)	APNIC Labs user estimates	2026-10-19
Network tags	Public routing data community tags	2026-10-22
IP reputation	CleanIP lookups and neighbour sampling	—

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