IPv4 prefix

4.208.0.0/12

IP Prefix (CIDR): 4.208.0.0/12
Subnet Mask: 255.240.0.0
Address Count: 1,048,576
IP Range: 4.208.0.0 - 4.223.255.255
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: 4.208.0.0/12 (4.208.0.0 - 4.223.255.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
4.192.0.0/10	Covering	AS8075	Microsoft Corporation	United States of America (US)	4.192.0.0	4.255.255.255
4.213.247.0/24	More specific	AS8069	Microsoft Corporation	United States of America (US)	4.213.247.0	4.213.247.255