IPv4 prefix

81.32.0.0/12

IP Prefix (CIDR): 81.32.0.0/12
Subnet Mask: 255.240.0.0
Address Count: 1,048,576
IP Range: 81.32.0.0 - 81.47.255.255
Subnet calculator: Calculate subnet details

Registered Owners

Registration 1 of 2

Handle: MAINT-AS3352
Country: Spain (ES)
Registry: RIPENCC
Registered Prefixes: 81.32.0.0/16 (81.32.0.0 - 81.32.255.255)
81.33.0.0/16 (81.33.0.0 - 81.33.255.255)
81.34.0.0/16 (81.34.0.0 - 81.34.255.255)
81.35.0.0/16 (81.35.0.0 - 81.35.255.255)
81.36.0.0/16 (81.36.0.0 - 81.36.255.255)
81.37.0.0/16 (81.37.0.0 - 81.37.255.255)
81.38.0.0/16 (81.38.0.0 - 81.38.255.255)
81.39.0.0/16 (81.39.0.0 - 81.39.255.255)
81.40.0.0/16 (81.40.0.0 - 81.40.255.255)
81.41.0.0/17 (81.41.0.0 - 81.41.127.255)
81.41.128.0/18 (81.41.128.0 - 81.41.191.255)
81.41.192.0/18 (81.41.192.0 - 81.41.255.255)
81.42.0.0/17 (81.42.0.0 - 81.42.127.255)
81.42.128.0/18 (81.42.128.0 - 81.42.191.255)
81.42.192.0/19 (81.42.192.0 - 81.42.223.255)
81.42.224.0/19 (81.42.224.0 - 81.42.255.255)
81.43.0.0/18 (81.43.0.0 - 81.43.63.255)
81.43.64.0/20 (81.43.64.0 - 81.43.79.255)
81.43.96.0/19 (81.43.96.0 - 81.43.127.255)
81.43.128.0/17 (81.43.128.0 - 81.43.255.255)
81.44.0.0/16 (81.44.0.0 - 81.44.255.255)
81.45.0.0/24 (81.45.0.0 - 81.45.0.255)
81.45.1.0/24 (81.45.1.0 - 81.45.1.255)
81.45.2.0/24 (81.45.2.0 - 81.45.2.255)
81.45.4.0/23 (81.45.4.0 - 81.45.5.255)
81.45.6.0/23 (81.45.6.0 - 81.45.7.255)
81.45.8.0/22 (81.45.8.0 - 81.45.11.255)
81.45.12.0/23 (81.45.12.0 - 81.45.13.255)
81.45.14.0/23 (81.45.14.0 - 81.45.15.255)
81.45.16.0/23 (81.45.16.0 - 81.45.17.255)
81.45.18.0/23 (81.45.18.0 - 81.45.19.255)
81.45.20.0/22 (81.45.20.0 - 81.45.23.255)
81.45.24.0/23 (81.45.24.0 - 81.45.25.255)
81.45.26.0/23 (81.45.26.0 - 81.45.27.255)
81.45.28.0/24 (81.45.28.0 - 81.45.28.255)
81.45.29.0/24 (81.45.29.0 - 81.45.29.255)
81.45.30.0/23 (81.45.30.0 - 81.45.31.255)
81.45.32.0/20 (81.45.32.0 - 81.45.47.255)
81.45.48.0/22 (81.45.48.0 - 81.45.51.255)
81.45.52.0/23 (81.45.52.0 - 81.45.53.255)
81.45.54.0/23 (81.45.54.0 - 81.45.55.255)
81.45.56.0/22 (81.45.56.0 - 81.45.59.255)
81.45.60.0/23 (81.45.60.0 - 81.45.61.255)
81.45.62.0/24 (81.45.62.0 - 81.45.62.255)
81.45.63.0/24 (81.45.63.0 - 81.45.63.255)
81.45.64.0/19 (81.45.64.0 - 81.45.95.255)
81.45.96.0/23 (81.45.96.0 - 81.45.97.255)
81.45.98.0/23 (81.45.98.0 - 81.45.99.255)
81.45.100.0/23 (81.45.100.0 - 81.45.101.255)
81.45.102.0/24 (81.45.102.0 - 81.45.102.255)
81.45.103.0/24 (81.45.103.0 - 81.45.103.255)
81.45.104.0/23 (81.45.104.0 - 81.45.105.255)
81.45.106.0/24 (81.45.106.0 - 81.45.106.255)
81.45.107.0/24 (81.45.107.0 - 81.45.107.255)
81.45.108.0/22 (81.45.108.0 - 81.45.111.255)
81.45.112.0/20 (81.45.112.0 - 81.45.127.255)
81.45.128.0/20 (81.45.128.0 - 81.45.143.255)
81.45.144.0/21 (81.45.144.0 - 81.45.151.255)
81.45.152.0/22 (81.45.152.0 - 81.45.155.255)
81.45.156.0/22 (81.45.156.0 - 81.45.159.255)
81.45.160.0/21 (81.45.160.0 - 81.45.167.255)
81.45.168.0/21 (81.45.168.0 - 81.45.175.255)
81.45.176.0/21 (81.45.176.0 - 81.45.183.255)
81.45.184.0/22 (81.45.184.0 - 81.45.187.255)
81.45.188.0/22 (81.45.188.0 - 81.45.191.255)
81.45.192.0/24 (81.45.192.0 - 81.45.192.255)
81.45.193.0/24 (81.45.193.0 - 81.45.193.255)
81.45.194.0/23 (81.45.194.0 - 81.45.195.255)
81.45.196.0/22 (81.45.196.0 - 81.45.199.255)
81.45.200.0/21 (81.45.200.0 - 81.45.207.255)
81.45.208.0/22 (81.45.208.0 - 81.45.211.255)
81.45.212.0/24 (81.45.212.0 - 81.45.212.255)
81.45.213.0/24 (81.45.213.0 - 81.45.213.255)
81.45.214.0/23 (81.45.214.0 - 81.45.215.255)
81.45.216.0/21 (81.45.216.0 - 81.45.223.255)
81.45.224.0/20 (81.45.224.0 - 81.45.239.255)
81.45.240.0/21 (81.45.240.0 - 81.45.247.255)
81.45.248.0/22 (81.45.248.0 - 81.45.251.255)
81.45.252.0/23 (81.45.252.0 - 81.45.253.255)
81.45.254.0/23 (81.45.254.0 - 81.45.255.255)
81.46.0.0/17 (81.46.0.0 - 81.46.127.255)
81.46.128.0/18 (81.46.128.0 - 81.46.191.255)
81.46.196.64/29 (81.46.196.64 - 81.46.196.71)
Delegated Prefix: 81.32.0.0/12 (81.32.0.0 - 81.47.255.255)

Registration 2 of 2

Owner: ACENS-TELEFONICA
Handle: ORG-ACET1-RIPE
Country: Spain (ES)
Address: San Rafael 14 28108 Alcobendas - Madrid
Registry: RIPENCC
Registered Prefixes: 81.46.192.0/23 (81.46.192.0 - 81.46.193.255)
81.46.194.0/27 (81.46.194.0 - 81.46.194.31)
81.46.194.248/29 (81.46.194.248 - 81.46.194.255)
81.46.196.0/29 (81.46.196.0 - 81.46.196.7)
81.46.196.8/29 (81.46.196.8 - 81.46.196.15)
81.46.196.16/29 (81.46.196.16 - 81.46.196.23)
81.46.196.24/29 (81.46.196.24 - 81.46.196.31)
81.46.196.32/29 (81.46.196.32 - 81.46.196.39)
81.46.196.40/29 (81.46.196.40 - 81.46.196.47)
81.46.196.48/29 (81.46.196.48 - 81.46.196.55)
81.46.196.104/29 (81.46.196.104 - 81.46.196.111)
81.46.196.112/29 (81.46.196.112 - 81.46.196.119)
81.46.196.128/29 (81.46.196.128 - 81.46.196.135)
81.46.196.136/29 (81.46.196.136 - 81.46.196.143)
81.46.196.144/28 (81.46.196.144 - 81.46.196.159)
81.46.196.160/29 (81.46.196.160 - 81.46.196.167)
81.46.196.168/29 (81.46.196.168 - 81.46.196.175)
Delegated Prefix: 81.32.0.0/12 (81.32.0.0 - 81.47.255.255)

These results are partial. Additional registration records were omitted.

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
81.32.0.0/12	Exact	AS3352	TELEFONICA DE ESPANA S.A.U.	Spain (ES)	81.32.0.0	81.47.255.255
81.45.20.0/22	More specific	AS31418	Telefonica Audiovisual Digital S.L.U.	Spain (ES)	81.45.20.0	81.45.23.255
81.45.156.0/22	More specific	AS6813	TELEFONICA DE ESPANA S.A.U.	Spain (ES)	81.45.156.0	81.45.159.255
81.46.192.0/19	More specific	AS16371	acens Technologies S.L.	Spain (ES)	81.46.192.0	81.46.223.255
81.46.224.0/20	More specific	AS16371	acens Technologies S.L.	Spain (ES)	81.46.224.0	81.46.239.255
81.46.240.0/21	More specific	AS16371	acens Technologies S.L.	Spain (ES)	81.46.240.0	81.46.247.255