Go

List of IP v4/v6 owned by Surfnet Bv. Surfnet Bv owns 8,468,224 IPv4s

ASN Network First IP Last IP Network size IP v4/6 Country
1103 129.125.0.0/16 129.125.0.0 129.125.255.255 16 v4 Netherlands
1103 130.37.0.0/16 130.37.0.0 130.37.255.255 16 v4 Netherlands
1133 130.89.0.0/16 130.89.0.0 130.89.255.255 16 v4 Netherlands
1103 130.112.0.0/16 130.112.0.0 130.112.255.255 16 v4 Netherlands
1103 130.115.0.0/16 130.115.0.0 130.115.255.255 16 v4 Netherlands
1128 130.161.0.0/16 130.161.0.0 130.161.255.255 16 v4 Netherlands
1161 131.155.0.0/16 131.155.0.0 131.155.255.255 16 v4 Netherlands
1103 131.174.0.0/16 131.174.0.0 131.174.255.255 16 v4 Netherlands
1128 131.180.0.0/16 131.180.0.0 131.180.255.255 16 v4 Netherlands
1103 131.211.0.0/16 131.211.0.0 131.211.255.255 16 v4 Netherlands
1103 131.224.0.0/16 131.224.0.0 131.224.255.255 16 v4 Netherlands
1103 132.229.0.0/16 132.229.0.0 132.229.255.255 16 v4 Netherlands
1103 134.221.0.0/16 134.221.0.0 134.221.255.255 16 v4 Netherlands
1103 136.231.0.0/16 136.231.0.0 136.231.255.255 16 v4 Netherlands
1103 137.56.0.0/16 137.56.0.0 137.56.255.255 16 v4 Netherlands
1103 137.120.0.0/16 137.120.0.0 137.120.255.255 16 v4 Netherlands
1103 137.224.0.0/16 137.224.0.0 137.224.255.255 16 v4 Netherlands
1103 139.63.0.0/16 139.63.0.0 139.63.255.255 16 v4 Netherlands
1103 141.252.0.0/16 141.252.0.0 141.252.255.255 16 v4 Netherlands
1103 143.121.0.0/16 143.121.0.0 143.121.255.255 16 v4 Netherlands
1103 145.0.0.0/16 145.0.0.0 145.0.255.255 16 v4 Netherlands
1103 145.1.0.0/17 145.1.0.0 145.1.127.255 17 v4 Netherlands
1103 145.2.0.0/15 145.2.0.0 145.3.255.255 15 v4 Netherlands
1103 145.5.0.0/16 145.5.0.0 145.5.255.255 16 v4 Netherlands
1103 145.9.0.0/16 145.9.0.0 145.9.255.255 16 v4 Netherlands
1103 145.19.0.0/16 145.19.0.0 145.19.255.255 16 v4 Netherlands
1103 145.20.0.0/16 145.20.0.0 145.20.255.255 16 v4 Netherlands
1103 145.23.0.0/16 145.23.0.0 145.23.255.255 16 v4 Netherlands
1103 145.24.0.0/16 145.24.0.0 145.24.255.255 16 v4 Netherlands
1103 145.28.0.0/15 145.28.0.0 145.29.255.255 15 v4 Netherlands
1103 145.33.0.0/16 145.33.0.0 145.33.255.255 16 v4 Netherlands
1103 145.37.0.0/16 145.37.0.0 145.37.255.255 16 v4 Netherlands
1103 145.38.0.0/15 145.38.0.0 145.39.255.255 15 v4 Netherlands
1103 145.44.0.0/16 145.44.0.0 145.44.255.255 16 v4 Netherlands
1103 145.48.0.0/15 145.48.0.0 145.49.255.255 15 v4 Netherlands
1103 145.51.0.0/16 145.51.0.0 145.51.255.255 16 v4 Netherlands
1103 145.52.0.0/16 145.52.0.0 145.52.255.255 16 v4 Netherlands
1103 145.74.0.0/15 145.74.0.0 145.75.255.255 15 v4 Netherlands
1103 145.76.0.0/16 145.76.0.0 145.76.255.255 16 v4 Netherlands
1103 145.81.0.0/16 145.81.0.0 145.81.255.255 16 v4 Netherlands
1103 145.85.0.0/16 145.85.0.0 145.85.255.255 16 v4 Netherlands
1103 145.88.0.0/15 145.88.0.0 145.89.255.255 15 v4 Netherlands
1103 145.90.0.0/21 145.90.0.0 145.90.7.255 21 v4 Netherlands
1133 145.90.8.0/24 145.90.8.0 145.90.8.255 24 v4 Netherlands
1103 145.90.9.0/24 145.90.9.0 145.90.9.255 24 v4 Netherlands
1103 145.90.10.0/23 145.90.10.0 145.90.11.255 23 v4 Netherlands
1103 145.90.12.0/22 145.90.12.0 145.90.15.255 22 v4 Netherlands
1103 145.90.16.0/20 145.90.16.0 145.90.31.255 20 v4 Netherlands
1103 145.90.32.0/19 145.90.32.0 145.90.63.255 19 v4 Netherlands
1103 145.90.64.0/18 145.90.64.0 145.90.127.255 18 v4 Netherlands
1103 145.90.128.0/17 145.90.128.0 145.90.255.255 17 v4 Netherlands
1103 145.91.0.0/16 145.91.0.0 145.91.255.255 16 v4 Netherlands
1103 145.92.0.0/15 145.92.0.0 145.93.255.255 15 v4 Netherlands
1128 145.94.0.0/16 145.94.0.0 145.94.255.255 16 v4 Netherlands
1103 145.95.0.0/16 145.95.0.0 145.95.255.255 16 v4 Netherlands
1103 145.96.0.0/16 145.96.0.0 145.96.255.255 16 v4 Netherlands
1103 145.97.16.0/20 145.97.16.0 145.97.31.255 20 v4 Netherlands
1145 145.97.32.0/20 145.97.32.0 145.97.47.255 20 v4 Netherlands
1103 145.97.48.0/20 145.97.48.0 145.97.63.255 20 v4 Netherlands
1103 145.97.64.0/18 145.97.64.0 145.97.127.255 18 v4 Netherlands
1103 145.97.128.0/17 145.97.128.0 145.97.255.255 17 v4 Netherlands
1103 145.98.0.0/16 145.98.0.0 145.98.255.255 16 v4 Netherlands
1101 145.99.0.0/16 145.99.0.0 145.99.255.255 16 v4 Netherlands
1103 145.100.0.0/18 145.100.0.0 145.100.63.255 18 v4 Netherlands
1103 145.100.64.0/19 145.100.64.0 145.100.95.255 19 v4 Netherlands
1103 145.100.96.0/22 145.100.96.0 145.100.99.255 22 v4 Netherlands
1103 145.100.100.0/24 145.100.100.0 145.100.100.255 24 v4 Netherlands
1146 145.100.101.0/24 145.100.101.0 145.100.101.255 24 v4 Netherlands
1103 145.100.102.0/23 145.100.102.0 145.100.103.255 23 v4 Netherlands
1103 145.100.104.0/21 145.100.104.0 145.100.111.255 21 v4 Netherlands
1103 145.100.112.0/20 145.100.112.0 145.100.127.255 20 v4 Netherlands
1103 145.100.128.0/17 145.100.128.0 145.100.255.255 17 v4 Netherlands
1103 145.101.0.0/16 145.101.0.0 145.101.255.255 16 v4 Netherlands
1103 145.102.0.0/22 145.102.0.0 145.102.3.255 22 v4 Netherlands
1101 145.102.4.0/23 145.102.4.0 145.102.5.255 23 v4 Netherlands
1103 145.102.6.0/23 145.102.6.0 145.102.7.255 23 v4 Netherlands
1103 145.102.8.0/21 145.102.8.0 145.102.15.255 21 v4 Netherlands
1103 145.102.16.0/20 145.102.16.0 145.102.31.255 20 v4 Netherlands
1103 145.102.32.0/19 145.102.32.0 145.102.63.255 19 v4 Netherlands
1103 145.102.64.0/18 145.102.64.0 145.102.127.255 18 v4 Netherlands
1103 145.102.128.0/17 145.102.128.0 145.102.255.255 17 v4 Netherlands
1103 145.103.0.0/16 145.103.0.0 145.103.255.255 16 v4 Netherlands
1103 145.107.0.0/22 145.107.0.0 145.107.3.255 22 v4 Netherlands
1103 145.107.8.0/21 145.107.8.0 145.107.15.255 21 v4 Netherlands
1103 145.107.16.0/20 145.107.16.0 145.107.31.255 20 v4 Netherlands
1103 145.107.32.0/19 145.107.32.0 145.107.63.255 19 v4 Netherlands
1103 145.107.64.0/18 145.107.64.0 145.107.127.255 18 v4 Netherlands
1103 145.107.128.0/17 145.107.128.0 145.107.255.255 17 v4 Netherlands
1103 145.108.0.0/16 145.108.0.0 145.108.255.255 16 v4 Netherlands
1101 145.111.0.0/16 145.111.0.0 145.111.255.255 16 v4 Netherlands
1103 145.116.0.0/19 145.116.0.0 145.116.31.255 19 v4 Netherlands
1161 145.116.32.0/20 145.116.32.0 145.116.47.255 20 v4 Netherlands
1103 145.116.64.0/18 145.116.64.0 145.116.127.255 18 v4 Netherlands
1103 145.116.128.0/18 145.116.128.0 145.116.191.255 18 v4 Netherlands
1103 145.116.192.0/20 145.116.192.0 145.116.207.255 20 v4 Netherlands
1103 145.116.224.0/19 145.116.224.0 145.116.255.255 19 v4 Netherlands
1103 145.117.0.0/16 145.117.0.0 145.117.255.255 16 v4 Netherlands
1103 145.118.0.0/16 145.118.0.0 145.118.255.255 16 v4 Netherlands
1103 145.120.0.0/20 145.120.0.0 145.120.15.255 20 v4 Netherlands
1132 145.120.16.0/23 145.120.16.0 145.120.17.255 23 v4 Netherlands
1103 145.120.18.0/23 145.120.18.0 145.120.19.255 23 v4 Netherlands
1103 145.120.20.0/22 145.120.20.0 145.120.23.255 22 v4 Netherlands
1103 145.120.24.0/21 145.120.24.0 145.120.31.255 21 v4 Netherlands
1103 145.120.32.0/19 145.120.32.0 145.120.63.255 19 v4 Netherlands
1103 145.120.64.0/18 145.120.64.0 145.120.127.255 18 v4 Netherlands
1103 145.120.128.0/17 145.120.128.0 145.120.255.255 17 v4 Netherlands
1103 145.121.0.0/16 145.121.0.0 145.121.255.255 16 v4 Netherlands
1103 145.122.0.0/15 145.122.0.0 145.123.255.255 15 v4 Netherlands
1103 145.124.0.0/16 145.124.0.0 145.124.255.255 16 v4 Netherlands
1125 145.125.0.0/16 145.125.0.0 145.125.255.255 16 v4 Netherlands
1147 145.127.128.0/17 145.127.128.0 145.127.255.255 17 v4 Netherlands
1103 145.136.0.0/15 145.136.0.0 145.137.255.255 15 v4 Netherlands
1103 145.138.0.0/16 145.138.0.0 145.138.255.255 16 v4 Netherlands
1103 145.139.0.0/21 145.139.0.0 145.139.7.255 21 v4 Netherlands
1103 145.139.8.0/22 145.139.8.0 145.139.11.255 22 v4 Netherlands
1103 145.139.12.0/24 145.139.12.0 145.139.12.255 24 v4 Netherlands
1103 145.139.15.0/24 145.139.15.0 145.139.15.255 24 v4 Netherlands
1103 145.139.16.0/20 145.139.16.0 145.139.31.255 20 v4 Netherlands
1103 145.139.32.0/19 145.139.32.0 145.139.63.255 19 v4 Netherlands
1103 145.139.64.0/21 145.139.64.0 145.139.71.255 21 v4 Netherlands
1103 145.139.72.0/22 145.139.72.0 145.139.75.255 22 v4 Netherlands
1103 145.139.76.0/24 145.139.76.0 145.139.76.255 24 v4 Netherlands
1103 145.139.79.0/24 145.139.79.0 145.139.79.255 24 v4 Netherlands
1103 145.139.80.0/20 145.139.80.0 145.139.95.255 20 v4 Netherlands
1103 145.139.96.0/19 145.139.96.0 145.139.127.255 19 v4 Netherlands
1103 145.139.128.0/17 145.139.128.0 145.139.255.255 17 v4 Netherlands
1103 145.140.0.0/14 145.140.0.0 145.143.255.255 14 v4 Netherlands
1103 145.144.0.0/12 145.144.0.0 145.159.255.255 12 v4 Netherlands
1101 145.192.0.0/12 145.192.0.0 145.207.255.255 12 v4 Netherlands
1101 145.208.0.0/13 145.208.0.0 145.215.255.255 13 v4 Netherlands
1101 145.216.0.0/15 145.216.0.0 145.217.255.255 15 v4 Netherlands
1101 145.220.0.0/16 145.220.0.0 145.220.255.255 16 v4 Netherlands
1103 156.83.0.0/16 156.83.0.0 156.83.255.255 16 v4 Netherlands
1101 185.100.59.0/24 185.100.59.0 185.100.59.255 24 v4 Netherlands
1101 192.12.54.0/24 192.12.54.0 192.12.54.255 24 v4 Netherlands
1103 192.16.188.0/23 192.16.188.0 192.16.189.255 23 v4 Netherlands
1101 192.16.200.0/24 192.16.200.0 192.16.200.255 24 v4 Netherlands
1161 192.31.168.0/22 192.31.168.0 192.31.171.255 22 v4 Netherlands
1103 192.31.231.0/24 192.31.231.0 192.31.231.255 24 v4 Netherlands
1103 192.42.113.0/24 192.42.113.0 192.42.113.255 24 v4 Netherlands
1103 192.42.114.0/23 192.42.114.0 192.42.115.255 23 v4 Netherlands
1101 192.42.116.0/22 192.42.116.0 192.42.119.255 22 v4 Netherlands
1103 192.42.120.0/24 192.42.120.0 192.42.120.255 24 v4 Netherlands
1102 192.42.121.0/24 192.42.121.0 192.42.121.255 24 v4 Netherlands
1103 192.42.122.0/23 192.42.122.0 192.42.123.255 23 v4 Netherlands
1103 192.42.124.0/22 192.42.124.0 192.42.127.255 22 v4 Netherlands
1101 192.42.128.0/22 192.42.128.0 192.42.131.255 22 v4 Netherlands
1102 192.42.132.0/24 192.42.132.0 192.42.132.255 24 v4 Netherlands
1103 192.43.212.0/24 192.43.212.0 192.43.212.255 24 v4 Netherlands
1103 192.87.0.0/16 192.87.0.0 192.87.255.255 16 v4 Netherlands
1103 192.104.140.0/24 192.104.140.0 192.104.140.255 24 v4 Netherlands
1142 192.129.24.0/23 192.129.24.0 192.129.25.255 23 v4 Germany
1101 192.150.94.0/24 192.150.94.0 192.150.94.255 24 v4 Netherlands
1103 193.176.235.0/24 193.176.235.0 193.176.235.255 24 v4 Netherlands
1103 193.177.176.0/22 193.177.176.0 193.177.179.255 22 v4 Netherlands
1103 194.13.16.0/20 194.13.16.0 194.13.31.255 20 v4 Netherlands
1103 194.13.116.0/22 194.13.116.0 194.13.119.255 22 v4 Netherlands
1103 194.26.8.0/21 194.26.8.0 194.26.15.255 21 v4 Netherlands
1132 194.53.0.0/24 194.53.0.0 194.53.0.255 24 v4 Netherlands
1103 194.53.88.0/23 194.53.88.0 194.53.89.255 23 v4 Netherlands
1103 194.53.92.0/24 194.53.92.0 194.53.92.255 24 v4 Netherlands
1102 194.104.0.0/24 194.104.0.0 194.104.0.255 24 v4 Netherlands
1103 194.104.124.0/23 194.104.124.0 194.104.125.255 23 v4 Netherlands
1103 194.104.224.0/19 194.104.224.0 194.104.255.255 19 v4 Netherlands
1103 194.171.0.0/16 194.171.0.0 194.171.255.255 16 v4 Netherlands
1142 195.128.8.0/22 195.128.8.0 195.128.11.255 22 v4 Netherlands
1103 195.169.0.0/16 195.169.0.0 195.169.255.255 16 v4 Netherlands
1103 2001:67c:262c::/48 2001:67c:262c:: 2001:67c:262c:ffff:ffff:ffff:ffff:ffff 48 v6 United States
1133 2001:67c:2564::/48 2001:67c:2564:: 2001:67c:2564:ffff:ffff:ffff:ffff:ffff 48 v6 United States
1101 2001:67c:6ec::/48 2001:67c:6ec:: 2001:67c:6ec:ffff:ffff:ffff:ffff:ffff 48 v6 United States
1101 2001:67c:12d8::/48 2001:67c:12d8:: 2001:67c:12d8:ffff:ffff:ffff:ffff:ffff 48 v6 United States
1132 2001:67c:2c::/48 2001:67c:2c:: 2001:67c:2c:ffff:ffff:ffff:ffff:ffff 48 v6 United States
1102 2001:678:230::/48 2001:678:230:: 2001:678:230:ffff:ffff:ffff:ffff:ffff 48 v6 United States
1103 2001:610::/29 2001:610:: 2001:617:ffff:ffff:ffff:ffff:ffff:ffff 29 v6 United States