IPv4 prefix

81.88.72.0/21

IP Prefix (CIDR): 81.88.72.0/21
Subnet Mask: 255.255.248.0
Address Count: 2,048
IP Range: 81.88.72.0 - 81.88.79.255
Subnet calculator: Calculate subnet details

Registered Owners

Registration 1 of 2

Owner: BAHNHOF AS
Handle: ORG-DCA1-RIPE
Country: Norway (NO)
Address: Svartdalsveien 9 1543 Vestby NORWAY
Registry: RIPENCC
Registered Prefix: 81.88.72.0/21 (81.88.72.0 - 81.88.79.255)

Registration 2 of 2

Handle: NO-DIRECTCONNECT-MNT
Country: Norway (NO)
Registry: RIPENCC
Registered Prefix: 81.88.72.0/22 (81.88.72.0 - 81.88.75.255)
Delegated Prefix: 81.88.72.0/21 (81.88.72.0 - 81.88.79.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
81.88.72.0/22	More specific	AS8473	Bahnhof AB	Sweden (SE)	81.88.72.0	81.88.75.255
81.88.77.0/24	More specific	AS29300	BAHNHOF AS	Norway (NO)	81.88.77.0	81.88.77.255
81.88.78.0/23	More specific	AS8473	Bahnhof AB	Sweden (SE)	81.88.78.0	81.88.79.255