AS8075

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

Announced Prefixes (BGP)

1,136total

1,021 IPv4115 IPv6

IPv4 Addresses ⓘ

Allocated (RIR)62.1M

Announced (BGP)66.4M

IPv6 Addresses ⓘ

Allocated (RIR)8.7×10^29

Announced (BGP)1.1×10^31

Prefix Limit (IPv4)

100,000

Prefix Limit (IPv6)

500

Allocated

—

(BGP)1,000 of 1,132

Prefix	RPKI	IRR	Last Seen
1.186.0.0/16	Valid	RADB	5/25/2026
2.58.103.0/24	Valid	RADB	5/25/2026
4.144.0.0/12	Valid	RADB	5/25/2026
4.160.0.0/12	Valid	RADB	5/25/2026
4.176.0.0/12	Valid	RADB	5/25/2026
4.192.0.0/12	Valid	RADB	5/25/2026
4.208.0.0/12	Valid	RADB	5/25/2026
4.224.0.0/12	Valid	RADB	5/25/2026
4.240.0.0/12	Valid	RADB	5/25/2026
5.23.34.0/24	Valid	RADBRIPE	5/25/2026

1–10 of 1,000

1 / 100

(RIR)500

Prefix	Country	RIR	Status
1.186.0.0/16	🇬🇧 GB	RIPENCC	allocated
2.58.103.0/24	🇩🇪 DE	RIPE	assigned
4.144.0.0/12	🇺🇸 US	ARIN	allocated
4.160.0.0/12	🇺🇸 US	ARIN	allocated
4.176.0.0/12	🇺🇸 US	ARIN	allocated
4.192.0.0/12	🇺🇸 US	ARIN	allocated
4.208.0.0/12	🇺🇸 US	ARIN	allocated
4.224.0.0/12	🇺🇸 US	ARIN	allocated
4.240.0.0/12	🇺🇸 US	ARIN	allocated
5.23.34.0/24	🇮🇹 IT	RIPE	assigned

1–10 of 500

1 / 50

ASN	Name
AS16766	🇺🇸ISLAND-TECHNOLOGY-INC - Island Technology, Inc.
AS43171	🇵🇱MAXNET Lukasz Rafal Hamerski trading as Maxnet
AS49935	🇧🇪SmartEye SmartEye B.V
AS201671	🇧🇪Argenta Argenta Spaarbank NV
AS401880	🇺🇸KESHIA-SERVICES-FINANCIAL-SYSTEMS - Keshia Services Inc.

ASPA

No ASPA0 upstreams, 5 downstreams

Listed as Upstream Provider by

External Links

API

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

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