IPv4 prefix

172.200.0.0/13

IP Prefix (CIDR)

172.200.0.0/13

Subnet Mask

255.248.0.0

Address Count

524,288

IP Range

172.200.0.0 - 172.207.255.255

Subnet calculator

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Registered Owner

Handle

MICROSOFT-MAINT

Country

United States of America (US)

Registry

RIPENCC

Registered Prefixes

172.200.0.0/16 (172.200.0.0 - 172.200.255.255)
172.201.0.0/16 (172.201.0.0 - 172.201.255.255)
172.202.0.0/16 (172.202.0.0 - 172.202.255.255)
172.203.0.0/16 (172.203.0.0 - 172.203.255.255)
172.204.0.0/16 (172.204.0.0 - 172.204.255.255)
172.205.0.0/16 (172.205.0.0 - 172.205.255.255)
172.206.0.0/16 (172.206.0.0 - 172.206.255.255)
172.207.0.0/16 (172.207.0.0 - 172.207.255.255)

Delegated Prefix

172.200.0.0/13 (172.200.0.0 - 172.207.255.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
172.192.0.0/12	Covering	AS8075	Microsoft Corporation	United States of America (US)	172.192.0.0	172.207.255.255