IPv4 prefix

13.80.0.0/12

IP Prefix (CIDR): 13.80.0.0/12
Subnet Mask: 255.240.0.0
Address Count: 1,048,576
IP Range: 13.80.0.0 - 13.95.255.255
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: 13.64.0.0/11 (13.64.0.0 - 13.95.255.255)
Delegated Prefix: 13.104.0.0/14 (13.104.0.0 - 13.107.255.255)

These results are partial. Additional registration records were omitted.

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
13.64.0.0/11	Covering	AS8075	Microsoft Corporation	United States of America (US)	13.64.0.0	13.95.255.255