IPv4 prefix

172.209.0.0/16

IP Prefix (CIDR)

172.209.0.0/16

Subnet Mask

255.255.0.0

Address Count

65,536

IP Range

172.209.0.0 - 172.209.255.255

Subnet calculator

Calculate subnet details

Registered Owner

Handle

MICROSOFT-MAINT

Country

South Africa (ZA)

Registry

RIPENCC

Registered Prefix

172.209.0.0/16 (172.209.0.0 - 172.209.255.255)

Delegated Prefix

172.208.0.0/13 (172.208.0.0 - 172.215.255.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
172.208.0.0/13	Covering	AS8075	Microsoft Corporation	United States of America (US)	172.208.0.0	172.215.255.255