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IPv4 prefix

151.16.0.0/12

IP Prefix (CIDR)
151.16.0.0/12
Subnet Mask
255.240.0.0
Address Count
1,048,576
IP Range
151.16.0.0 - 151.31.255.255
Subnet calculator
Calculate subnet details
Registered Owner
Handle
MNT-IUNET
Country
Italy (IT)
Registry
RIPENCC
Registered Prefixes
151.16.0.0/17 (151.16.0.0 - 151.16.127.255)
151.16.128.0/17 (151.16.128.0 - 151.16.255.255)
151.17.0.0/16 (151.17.0.0 - 151.17.255.255)
151.17.1.0/24 (151.17.1.0 - 151.17.1.255)
151.17.2.0/24 (151.17.2.0 - 151.17.2.255)
151.17.4.0/24 (151.17.4.0 - 151.17.4.255)
151.17.9.0/24 (151.17.9.0 - 151.17.9.255)
151.17.14.0/24 (151.17.14.0 - 151.17.14.255)
151.17.15.0/24 (151.17.15.0 - 151.17.15.255)
151.17.16.0/24 (151.17.16.0 - 151.17.16.255)
151.17.20.0/24 (151.17.20.0 - 151.17.20.255)
151.17.21.0/24 (151.17.21.0 - 151.17.21.255)
151.17.22.0/23 (151.17.22.0 - 151.17.23.255)
151.17.25.0/24 (151.17.25.0 - 151.17.25.255)
151.17.29.0/24 (151.17.29.0 - 151.17.29.255)
151.17.33.0/24 (151.17.33.0 - 151.17.33.255)
151.17.34.0/24 (151.17.34.0 - 151.17.34.255)
151.17.35.0/24 (151.17.35.0 - 151.17.35.255)
151.17.36.0/24 (151.17.36.0 - 151.17.36.255)
151.17.41.0/24 (151.17.41.0 - 151.17.41.255)
151.17.42.0/24 (151.17.42.0 - 151.17.42.255)
151.17.43.0/24 (151.17.43.0 - 151.17.43.255)
151.17.44.0/24 (151.17.44.0 - 151.17.44.255)
151.17.45.0/24 (151.17.45.0 - 151.17.45.255)
151.17.46.0/24 (151.17.46.0 - 151.17.46.255)
151.17.48.0/24 (151.17.48.0 - 151.17.48.255)
151.17.49.0/24 (151.17.49.0 - 151.17.49.255)
151.17.51.0/24 (151.17.51.0 - 151.17.51.255)
151.17.54.0/24 (151.17.54.0 - 151.17.54.255)
151.17.55.0/24 (151.17.55.0 - 151.17.55.255)
151.17.56.0/24 (151.17.56.0 - 151.17.56.255)
151.17.57.0/24 (151.17.57.0 - 151.17.57.255)
151.17.58.0/23 (151.17.58.0 - 151.17.59.255)
151.17.60.0/24 (151.17.60.0 - 151.17.60.255)
151.17.62.0/24 (151.17.62.0 - 151.17.62.255)
151.17.64.0/23 (151.17.64.0 - 151.17.65.255)
151.17.66.0/24 (151.17.66.0 - 151.17.66.255)
151.17.67.0/24 (151.17.67.0 - 151.17.67.255)
151.17.68.0/24 (151.17.68.0 - 151.17.68.255)
151.17.69.0/24 (151.17.69.0 - 151.17.69.255)
151.17.70.0/24 (151.17.70.0 - 151.17.70.255)
151.17.71.0/24 (151.17.71.0 - 151.17.71.255)
151.17.77.0/24 (151.17.77.0 - 151.17.77.255)
151.17.79.0/24 (151.17.79.0 - 151.17.79.255)
151.17.88.0/24 (151.17.88.0 - 151.17.88.255)
151.17.90.0/24 (151.17.90.0 - 151.17.90.255)
151.17.92.0/24 (151.17.92.0 - 151.17.92.255)
151.17.93.0/24 (151.17.93.0 - 151.17.93.255)
151.17.96.0/24 (151.17.96.0 - 151.17.96.255)
151.17.99.0/24 (151.17.99.0 - 151.17.99.255)
151.17.100.0/24 (151.17.100.0 - 151.17.100.255)
151.17.101.0/24 (151.17.101.0 - 151.17.101.255)
151.17.102.0/24 (151.17.102.0 - 151.17.102.255)
151.17.103.0/24 (151.17.103.0 - 151.17.103.255)
151.17.105.0/24 (151.17.105.0 - 151.17.105.255)
151.17.106.0/24 (151.17.106.0 - 151.17.106.255)
151.17.107.0/24 (151.17.107.0 - 151.17.107.255)
151.17.114.0/24 (151.17.114.0 - 151.17.114.255)
151.17.116.0/24 (151.17.116.0 - 151.17.116.255)
151.17.117.0/24 (151.17.117.0 - 151.17.117.255)
151.17.118.0/24 (151.17.118.0 - 151.17.118.255)
151.17.119.0/24 (151.17.119.0 - 151.17.119.255)
151.17.123.0/24 (151.17.123.0 - 151.17.123.255)
151.17.124.0/24 (151.17.124.0 - 151.17.124.255)
151.17.126.0/24 (151.17.126.0 - 151.17.126.255)
151.17.128.0/24 (151.17.128.0 - 151.17.128.255)
151.17.136.0/24 (151.17.136.0 - 151.17.136.255)
151.17.139.0/24 (151.17.139.0 - 151.17.139.255)
151.17.140.0/24 (151.17.140.0 - 151.17.140.255)
151.17.141.0/24 (151.17.141.0 - 151.17.141.255)
151.17.143.0/24 (151.17.143.0 - 151.17.143.255)
151.17.144.0/24 (151.17.144.0 - 151.17.144.255)
151.17.145.0/24 (151.17.145.0 - 151.17.145.255)
151.17.146.0/24 (151.17.146.0 - 151.17.146.255)
151.17.147.0/24 (151.17.147.0 - 151.17.147.255)
151.17.148.0/24 (151.17.148.0 - 151.17.148.255)
151.17.149.0/24 (151.17.149.0 - 151.17.149.255)
151.17.150.0/24 (151.17.150.0 - 151.17.150.255)
151.17.151.0/24 (151.17.151.0 - 151.17.151.255)
151.17.152.0/24 (151.17.152.0 - 151.17.152.255)
151.17.153.0/24 (151.17.153.0 - 151.17.153.255)
151.17.155.0/24 (151.17.155.0 - 151.17.155.255)
151.17.160.0/24 (151.17.160.0 - 151.17.160.255)
151.17.161.0/24 (151.17.161.0 - 151.17.161.255)
151.17.162.0/24 (151.17.162.0 - 151.17.162.255)
151.17.168.0/24 (151.17.168.0 - 151.17.168.255)
151.17.173.0/24 (151.17.173.0 - 151.17.173.255)
151.17.181.0/24 (151.17.181.0 - 151.17.181.255)
151.17.184.0/24 (151.17.184.0 - 151.17.184.255)
151.17.185.0/24 (151.17.185.0 - 151.17.185.255)
151.17.186.0/24 (151.17.186.0 - 151.17.186.255)
151.17.187.0/24 (151.17.187.0 - 151.17.187.255)
151.17.188.0/24 (151.17.188.0 - 151.17.188.255)
151.17.189.0/24 (151.17.189.0 - 151.17.189.255)
151.17.190.0/24 (151.17.190.0 - 151.17.190.255)
151.17.191.0/24 (151.17.191.0 - 151.17.191.255)
151.17.192.0/24 (151.17.192.0 - 151.17.192.255)
151.17.194.0/24 (151.17.194.0 - 151.17.194.255)
151.17.196.64/28 (151.17.196.64 - 151.17.196.79)
151.17.196.96/28 (151.17.196.96 - 151.17.196.111)
Delegated Prefix
151.3.0.0/16 (151.3.0.0 - 151.3.255.255)

These results are partial. Additional registration records were omitted.

BGP Announcements
Announced Prefix Relationship Origin ASN Description Country First Address Last Address
151.16.0.0/12 Exact AS1267 WIND TRE S.P.A. Italy (IT) 151.16.0.0 151.31.255.255