IPv4 prefix

20.64.0.0/10

IP Prefix (CIDR): 20.64.0.0/10
Subnet Mask: 255.192.0.0
Address Count: 4,194,304
IP Range: 20.64.0.0 - 20.127.255.255
Subnet calculator: Calculate subnet details

Registered Owner

Owner: Microsoft Corporation
Handle: MSFT
Address: One Microsoft Way Redmond WA 98052 United States
Registry: ARIN
Registered Prefix: 20.64.0.0/10 (20.64.0.0 - 20.127.255.255)
Delegated Prefix: 20.33.0.0/16 (20.33.0.0 - 20.33.255.255)

These results are partial. Additional registration records were omitted.

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
20.64.0.0/10	Exact	AS8075	Microsoft Corporation	United States of America (US)	20.64.0.0	20.127.255.255