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Wynik sprawdzenia ASN AS8075 Microsoft Corporation — wielkość sieci, routing BGP i dane rejestracyjne

USAS8075Microsoft CorporationIDC
WHOIS Topology

United States · ARINmicrosoft.com

Hosts top sitesAnycastCritical infrastructureRPKI filteringTor relaysVPS hosting

IPv4 addresses

81 115 904

1230 announced prefixes

IPv6 addresses

1.10 × 10³¹

122 announced prefixes

BGP neighbours

…

CAIDA rank

#3075

Customer cone 8 ASNs

Estimated users

341 tys.

APNIC: 340 tys.

RPKI

98% valid

2 invalid · 22 not covered

Average purity

71

3992 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.

PrefixRPKIRegistrationGeolocationAddresses
20.64.0.0/10Valid—USSan Antonio4 194 304
20.192.0.0/10Valid—INPune4 194 304
13.64.0.0/11Valid—USSan Jose2 097 152
20.0.0.0/11Valid—GBLondon2 097 152
48.224.0.0/11ValidGBUK-MICROSOFT-19901207RIPEGBUnited Kingdom2 097 152
52.160.0.0/11Valid—USSan Jose2 097 152
52.224.0.0/11Valid—USDulles2 097 152
107.32.0.0/11ValidGBUK-MICROSOFT-20101110RIPEGBUnited Kingdom2 097 152
172.128.0.0/11ValidGBUK-MICROSOFT-20000324RIPEINHyderabadCross-border2 097 152
172.160.0.0/11ValidGBUK-MICROSOFT-20000324RIPESESwedenCross-border2 097 152
4.144.0.0/12Valid—HKHong Kong1 048 576
4.160.0.0/12Valid—BRCampinas1 048 576
4.176.0.0/12Valid—FRParis1 048 576
4.192.0.0/12Valid—HKHong Kong1 048 576
4.208.0.0/12Valid—IEDublin1 048 576
4.224.0.0/12Valid—INPune1 048 576
4.240.0.0/12Valid—INPune1 048 576
20.48.0.0/12Valid—JPTokyo1 048 576
20.160.0.0/12Valid—NLAmsterdam1 048 576
40.80.0.0/12Valid—GBLondon1 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 7306 / 316 859 （2%） · flagged 5945

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 366350–69 780–49 243

0.08%

Share of IPv4 reported or blocklisted

66 389

Listed IPs

3992

Analysed IPs

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.

  • US United States
  • GB United Kingdom
  • NL Netherlands
  • AU Australia
  • IE Ireland
  • FR France
Scope
Global
In registered country
31.5%

Estimated by sampling IPv4 ranges against a geolocation database.

Obecność w centrach danych

Wczytywanie…

Operatorzy nadrzędni i sąsiedzi BGP

AS8075Osobna strona
Wczytywanie operatorów nadrzędnych i sąsiadów…

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.

InformationSourceUpdated
Registered countryRIR daily delegation statistics2026-10-23
Registered address & allocation dateRIR registration data (RDAP)2026-09-26
Organization & company countryAS-to-organization data2026-10-22
Network typeCleanIP ASN canon2026-10-23
Exchanges & facilitiesOperator self-reported interconnection data2026-10-22
Announced prefixes & BGP neighboursPublic BGP routing data2026-10-23
IPv4 geographyGeolocation database—
RPKI validationRPKI ROA validation data2026-10-23
Rank & customer coneCAIDA AS Rank2026-10-01
Estimated users (APNIC)APNIC Labs user estimates2026-10-20
Network tagsPublic routing data community tags2026-10-23
IP reputationCleanIP lookups and neighbour sampling—

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