HomeASN LookupAS8075

AS8075

MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation

Announced Prefixes (BGP)
1,257total
1,141 IPv4116 IPv6
IPv4 Addresses ⓘ
Allocated (RIR)65.7M
Announced (BGP)81.8M
IPv6 Addresses ⓘ
Allocated (RIR)8.7×10^29
Announced (BGP)1.1×10^31
Prefix Limit (IPv4)
100,000
Prefix Limit (IPv6)
500
Allocated
—

Announced Prefixes

(BGP)1,000 of 1,255
|
Prefix
RPKI
IRR
Last Seen
1.186.0.0/16
 Valid
RADB
7/13/2026
2.58.103.0/24
 Valid
RADB
7/13/2026
4.144.0.0/12
 Valid
RADB
7/13/2026
4.160.0.0/12
 Valid
RADB
7/13/2026
4.176.0.0/12
 Valid
RADB
7/13/2026
4.192.0.0/12
 Valid
RADB
7/13/2026
4.208.0.0/12
 Valid
RADB
7/13/2026
4.224.0.0/12
 Valid
RADB
7/13/2026
4.240.0.0/12
 Valid
RADB
7/13/2026
5.23.34.0/24
 Valid
RADBRIPE
7/13/2026
1–10 of 1,000
1 / 100

Allocated Prefixes

(RIR)500
Prefix
Country
RIR
Status
1.186.0.0/16🇬🇧 GBRIPENCCallocated
2.58.103.0/24🇩🇪 DERIPEassigned
4.144.0.0/12🇺🇸 USARINallocated
4.160.0.0/12🇺🇸 USARINallocated
4.176.0.0/12🇺🇸 USARINallocated
4.192.0.0/12🇺🇸 USARINallocated
4.208.0.0/12🇺🇸 USARINallocated
4.224.0.0/12🇺🇸 USARINallocated
4.240.0.0/12🇺🇸 USARINallocated
5.23.34.0/24🇮🇹 ITRIPEassigned
1–10 of 500
1 / 50

Downstream Customers(6)

ASNName
AS16766🇺🇸ISLAND-TECHNOLOGY-INC - Island Technology, Inc.
AS43171🇵🇱MAXNET Lukasz Rafal Hamerski trading as Maxnet
AS49935🇧🇪SmartEye SmartEye B.V
AS201345🇯🇵Shuma-Watanabe Shuma Watanabe
AS201671🇧🇪Argenta Argenta Spaarbank NV
AS401880🇺🇸KESHIA-SERVICES-FINANCIAL-SYSTEMS - Keshia Services Inc.
ASPA
No ASPA0 upstreams, 6 downstreams
Listed as Upstream Provider by
6 ASNs
View full ASPA details →
External Links
Hurricane Electric BGPRIPEstatPeeringDB
API
Open
GEThttps://api.ipctl.io/v1/asn/8075

Returns ASN details, announced prefixes, and BGP routing data.

curl -s "https://api.ipctl.io/v1/asn/8075" | jq