IPv4 prefix

5.80.0.0/15

IP Prefix (CIDR)

5.80.0.0/15

Subnet Mask

255.254.0.0

Address Count

131,072

IP Range

5.80.0.0 - 5.81.255.255

Subnet calculator

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Registered Owner

Handle

BTNET-MNT

Country

United Kingdom of Great Britain and Northern Ireland (GB)

Registry

RIPENCC

Registered Prefixes

5.80.0.0/17 (5.80.0.0 - 5.80.127.255)
5.80.128.0/17 (5.80.128.0 - 5.80.255.255)
5.81.0.0/17 (5.81.0.0 - 5.81.127.255)
5.81.128.0/17 (5.81.128.0 - 5.81.255.255)

Delegated Prefix

5.80.0.0/15 (5.80.0.0 - 5.81.255.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
5.80.0.0/15	Exact	AS2856	British Telecommunications Limited	United Kingdom of Great Britain and Northern Ireland (GB)	5.80.0.0	5.81.255.255