fetus

🇬🇧イギリスUnited Kingdom


割り振り一覧

イギリスに割り振りされたIPアドレスの一覧です。

大体のケースでは「Merged CIDR」の表示の方が便利です。

データをアクセス制御に使いたい方は「ダウンロード」をご利用ください。

イギリスには133,139,336個のIPアドレスが割り振られています。これは全アドレス空間の3.09989%、予約領域を除くと3.59617%です。


5201-5400 of 8610 rows
CIDRIPアドレス割り振り日レジストリ
185.192.164.0/22185.192.164.0 - 185.192.167.2552017/03/02RIPE NCC
185.192.176.0/22185.192.176.0 - 185.192.179.2552017/03/02RIPE NCC
185.192.228.0/22185.192.228.0 - 185.192.231.2552017/03/03RIPE NCC
185.193.28.0/22185.193.28.0 - 185.193.31.2552017/03/06RIPE NCC
185.193.32.0/22185.193.32.0 - 185.193.35.2552017/03/06RIPE NCC
185.193.96.0/22185.193.96.0 - 185.193.99.2552017/03/07RIPE NCC
185.193.156.0/22185.193.156.0 - 185.193.159.2552017/03/08RIPE NCC
185.193.168.0/22185.193.168.0 - 185.193.171.2552017/03/08RIPE NCC
185.193.232.0/22185.193.232.0 - 185.193.235.2552017/03/10RIPE NCC
185.194.40.0/22185.194.40.0 - 185.194.43.2552017/03/13RIPE NCC
185.194.88.0/22185.194.88.0 - 185.194.91.2552017/03/14RIPE NCC
185.194.96.0/22185.194.96.0 - 185.194.99.2552017/03/14RIPE NCC
185.194.112.0/22185.194.112.0 - 185.194.115.2552017/03/14RIPE NCC
185.194.168.0/22185.194.168.0 - 185.194.171.2552017/03/15RIPE NCC
185.194.252.0/22185.194.252.0 - 185.194.255.2552017/03/17RIPE NCC
185.195.56.0/22185.195.56.0 - 185.195.59.2552017/03/20RIPE NCC
185.195.60.0/22185.195.60.0 - 185.195.63.2552017/03/20RIPE NCC
185.195.104.0/22185.195.104.0 - 185.195.107.2552017/03/21RIPE NCC
185.195.116.0/22185.195.116.0 - 185.195.119.2552017/03/21RIPE NCC
185.195.124.0/22185.195.124.0 - 185.195.127.2552017/03/21RIPE NCC
185.195.132.0/22185.195.132.0 - 185.195.135.2552017/03/21RIPE NCC
185.195.160.0/22185.195.160.0 - 185.195.163.2552017/03/21RIPE NCC
185.196.80.0/22185.196.80.0 - 185.196.83.2552017/03/24RIPE NCC
185.196.96.0/22185.196.96.0 - 185.196.99.2552017/03/24RIPE NCC
185.196.100.0/22185.196.100.0 - 185.196.103.2552017/03/24RIPE NCC
185.196.132.0/22185.196.132.0 - 185.196.135.2552017/03/27RIPE NCC
185.196.152.0/22185.196.152.0 - 185.196.155.2552017/03/27RIPE NCC
185.196.192.0/22185.196.192.0 - 185.196.195.2552017/03/28RIPE NCC
185.196.196.0/22185.196.196.0 - 185.196.199.2552017/03/28RIPE NCC
185.196.204.0/22185.196.204.0 - 185.196.207.2552017/03/28RIPE NCC
185.197.52.0/22185.197.52.0 - 185.197.55.2552017/03/30RIPE NCC
185.197.56.0/22185.197.56.0 - 185.197.59.2552017/03/30RIPE NCC
185.197.60.0/22185.197.60.0 - 185.197.63.2552017/03/30RIPE NCC
185.197.120.0/22185.197.120.0 - 185.197.123.2552017/03/31RIPE NCC
185.198.28.0/22185.198.28.0 - 185.198.31.2552017/04/05RIPE NCC
185.198.84.0/22185.198.84.0 - 185.198.87.2552017/04/06RIPE NCC
185.198.132.0/22185.198.132.0 - 185.198.135.2552017/04/07RIPE NCC
185.198.188.0/22185.198.188.0 - 185.198.191.2552017/04/10RIPE NCC
185.198.212.0/22185.198.212.0 - 185.198.215.2552017/04/11RIPE NCC
185.198.228.0/22185.198.228.0 - 185.198.231.2552017/04/11RIPE NCC
185.198.244.0/22185.198.244.0 - 185.198.247.2552017/04/11RIPE NCC
185.199.16.0/22185.199.16.0 - 185.199.19.2552017/04/12RIPE NCC
185.199.20.0/22185.199.20.0 - 185.199.23.2552017/04/12RIPE NCC
185.199.56.0/22185.199.56.0 - 185.199.59.2552017/04/12RIPE NCC
185.199.128.0/22185.199.128.0 - 185.199.131.2552017/04/18RIPE NCC
185.199.164.0/22185.199.164.0 - 185.199.167.2552017/04/18RIPE NCC
185.199.196.0/22185.199.196.0 - 185.199.199.2552017/04/19RIPE NCC
185.199.220.0/22185.199.220.0 - 185.199.223.2552017/04/19RIPE NCC
185.200.92.0/22185.200.92.0 - 185.200.95.2552017/04/21RIPE NCC
185.200.172.0/22185.200.172.0 - 185.200.175.2552017/04/24RIPE NCC
185.200.176.0/22185.200.176.0 - 185.200.179.2552017/04/24RIPE NCC
185.200.204.0/22185.200.204.0 - 185.200.207.2552017/04/25RIPE NCC
185.201.32.0/22185.201.32.0 - 185.201.35.2552017/04/28RIPE NCC
185.201.60.0/22185.201.60.0 - 185.201.63.2552017/04/28RIPE NCC
185.201.96.0/22185.201.96.0 - 185.201.99.2552017/05/01RIPE NCC
185.201.164.0/22185.201.164.0 - 185.201.167.2552017/05/02RIPE NCC
185.201.180.0/22185.201.180.0 - 185.201.183.2552017/05/03RIPE NCC
185.201.208.0/22185.201.208.0 - 185.201.211.2552017/05/04RIPE NCC
185.201.244.0/22185.201.244.0 - 185.201.247.2552017/05/04RIPE NCC
185.202.72.0/22185.202.72.0 - 185.202.75.2552017/05/08RIPE NCC
185.202.88.0/22185.202.88.0 - 185.202.91.2552017/05/08RIPE NCC
185.202.114.0/24185.202.114.0 - 185.202.114.2552020/10/06RIPE NCC
185.202.115.0/24185.202.115.0 - 185.202.115.2552020/10/06RIPE NCC
185.202.232.0/22185.202.232.0 - 185.202.235.2552017/05/10RIPE NCC
185.203.12.0/22185.203.12.0 - 185.203.15.2552017/05/11RIPE NCC
185.203.60.0/22185.203.60.0 - 185.203.63.2552017/05/12RIPE NCC
185.203.64.0/24185.203.64.0 - 185.203.64.2552021/07/02RIPE NCC
185.203.91.0/24185.203.91.0 - 185.203.91.2552020/10/06RIPE NCC
185.203.100.0/22185.203.100.0 - 185.203.103.2552017/05/12RIPE NCC
185.203.248.0/22185.203.248.0 - 185.203.251.2552017/05/17RIPE NCC
185.204.4.0/22185.204.4.0 - 185.204.7.2552017/05/17RIPE NCC
185.204.28.0/22185.204.28.0 - 185.204.31.2552017/05/17RIPE NCC
185.204.44.0/22185.204.44.0 - 185.204.47.2552017/05/18RIPE NCC
185.204.76.0/22185.204.76.0 - 185.204.79.2552017/05/19RIPE NCC
185.204.92.0/22185.204.92.0 - 185.204.95.2552017/05/19RIPE NCC
185.204.148.0/22185.204.148.0 - 185.204.151.2552017/05/22RIPE NCC
185.204.152.0/22185.204.152.0 - 185.204.155.2552017/05/22RIPE NCC
185.204.212.0/22185.204.212.0 - 185.204.215.2552017/05/23RIPE NCC
185.204.236.0/22185.204.236.0 - 185.204.239.2552017/05/23RIPE NCC
185.205.28.0/22185.205.28.0 - 185.205.31.2552017/05/24RIPE NCC
185.205.36.0/22185.205.36.0 - 185.205.39.2552017/05/24RIPE NCC
185.205.132.0/22185.205.132.0 - 185.205.135.2552017/05/26RIPE NCC
185.205.160.0/22185.205.160.0 - 185.205.163.2552017/05/29RIPE NCC
185.205.172.0/22185.205.172.0 - 185.205.175.2552017/05/29RIPE NCC
185.206.16.0/22185.206.16.0 - 185.206.19.2552017/05/30RIPE NCC
185.206.40.0/22185.206.40.0 - 185.206.43.2552017/05/31RIPE NCC
185.206.72.0/22185.206.72.0 - 185.206.75.2552017/05/31RIPE NCC
185.206.123.0/24185.206.123.0 - 185.206.123.2552020/11/03RIPE NCC
185.206.128.0/22185.206.128.0 - 185.206.131.2552017/06/01RIPE NCC
185.206.148.0/22185.206.148.0 - 185.206.151.2552017/06/02RIPE NCC
185.206.216.0/22185.206.216.0 - 185.206.219.2552017/06/06RIPE NCC
185.207.23.0/24185.207.23.0 - 185.207.23.2552024/01/11RIPE NCC
185.207.32.0/22185.207.32.0 - 185.207.35.2552017/06/07RIPE NCC
185.207.36.0/24185.207.36.0 - 185.207.36.2552017/06/07RIPE NCC
185.207.48.0/22185.207.48.0 - 185.207.51.2552017/06/07RIPE NCC
185.207.68.0/22185.207.68.0 - 185.207.71.2552017/06/08RIPE NCC
185.207.108.0/22185.207.108.0 - 185.207.111.2552017/06/08RIPE NCC
185.207.120.0/22185.207.120.0 - 185.207.123.2552017/06/08RIPE NCC
185.207.132.0/22185.207.132.0 - 185.207.135.2552017/06/08RIPE NCC
185.207.140.0/22185.207.140.0 - 185.207.143.2552017/06/09RIPE NCC
185.207.180.0/22185.207.180.0 - 185.207.183.2552017/06/09RIPE NCC
185.207.200.0/22185.207.200.0 - 185.207.203.2552017/06/09RIPE NCC
185.207.236.0/22185.207.236.0 - 185.207.239.2552017/06/12RIPE NCC
185.208.88.0/22185.208.88.0 - 185.208.91.2552017/06/14RIPE NCC
185.208.128.0/22185.208.128.0 - 185.208.131.2552017/06/15RIPE NCC
185.208.172.0/23185.208.172.0 - 185.208.173.2552017/06/15RIPE NCC
185.208.240.0/22185.208.240.0 - 185.208.243.2552017/06/16RIPE NCC
185.209.83.0/24185.209.83.0 - 185.209.83.2552020/11/05RIPE NCC
185.209.152.0/22185.209.152.0 - 185.209.155.2552017/06/21RIPE NCC
185.209.242.0/24185.209.242.0 - 185.209.242.2552020/11/06RIPE NCC
185.210.104.0/22185.210.104.0 - 185.210.107.2552017/06/27RIPE NCC
185.210.116.0/22185.210.116.0 - 185.210.119.2552017/06/27RIPE NCC
185.210.157.0/24185.210.157.0 - 185.210.157.2552020/11/06RIPE NCC
185.210.161.0/24185.210.161.0 - 185.210.161.2552020/11/06RIPE NCC
185.210.163.0/24185.210.163.0 - 185.210.163.2552020/11/09RIPE NCC
185.210.168.0/22185.210.168.0 - 185.210.171.2552017/06/29RIPE NCC
185.210.196.0/22185.210.196.0 - 185.210.199.2552017/06/29RIPE NCC
185.210.228.0/22185.210.228.0 - 185.210.231.2552017/06/29RIPE NCC
185.211.20.0/22185.211.20.0 - 185.211.23.2552017/06/30RIPE NCC
185.211.40.0/24185.211.40.0 - 185.211.40.2552020/01/17RIPE NCC
185.211.44.0/22185.211.44.0 - 185.211.47.2552017/07/03RIPE NCC
185.211.77.0/24185.211.77.0 - 185.211.77.2552021/07/02RIPE NCC
185.211.78.0/24185.211.78.0 - 185.211.78.2552021/07/02RIPE NCC
185.211.124.0/22185.211.124.0 - 185.211.127.2552017/07/04RIPE NCC
185.211.172.0/22185.211.172.0 - 185.211.175.2552017/07/05RIPE NCC
185.211.176.0/22185.211.176.0 - 185.211.179.2552017/07/05RIPE NCC
185.212.35.0/24185.212.35.0 - 185.212.35.2552020/11/11RIPE NCC
185.212.80.0/22185.212.80.0 - 185.212.83.2552017/07/11RIPE NCC
185.212.156.0/22185.212.156.0 - 185.212.159.2552017/07/12RIPE NCC
185.212.185.0/24185.212.185.0 - 185.212.185.2552017/07/12RIPE NCC
185.213.92.0/22185.213.92.0 - 185.213.95.2552017/07/17RIPE NCC
185.213.116.0/22185.213.116.0 - 185.213.119.2552017/07/19RIPE NCC
185.213.120.0/22185.213.120.0 - 185.213.123.2552017/07/19RIPE NCC
185.213.192.0/24185.213.192.0 - 185.213.192.2552021/07/06RIPE NCC
185.213.244.0/22185.213.244.0 - 185.213.247.2552017/07/20RIPE NCC
185.214.48.0/22185.214.48.0 - 185.214.51.2552017/07/24RIPE NCC
185.214.180.0/22185.214.180.0 - 185.214.183.2552017/07/26RIPE NCC
185.214.220.0/22185.214.220.0 - 185.214.223.2552017/07/26RIPE NCC
185.215.36.0/22185.215.36.0 - 185.215.39.2552017/07/27RIPE NCC
185.215.128.0/24185.215.128.0 - 185.215.128.2552017/08/01RIPE NCC
185.215.130.0/24185.215.130.0 - 185.215.130.2552017/08/01RIPE NCC
185.215.220.0/22185.215.220.0 - 185.215.223.2552017/08/02RIPE NCC
185.216.9.0/24185.216.9.0 - 185.216.9.2552020/11/13RIPE NCC
185.216.11.0/24185.216.11.0 - 185.216.11.2552020/11/13RIPE NCC
185.216.13.0/24185.216.13.0 - 185.216.13.2552023/03/13RIPE NCC
185.216.20.0/22185.216.20.0 - 185.216.23.2552017/08/03RIPE NCC
185.216.48.0/24185.216.48.0 - 185.216.48.2552020/11/16RIPE NCC
185.216.76.0/22185.216.76.0 - 185.216.79.2552017/08/04RIPE NCC
185.216.108.0/22185.216.108.0 - 185.216.111.2552017/08/04RIPE NCC
185.216.137.0/24185.216.137.0 - 185.216.137.2552017/08/07RIPE NCC
185.216.144.0/22185.216.144.0 - 185.216.147.2552017/08/07RIPE NCC
185.217.0.0/22185.217.0.0 - 185.217.3.2552017/08/10RIPE NCC
185.217.5.0/24185.217.5.0 - 185.217.5.2552023/06/27RIPE NCC
185.217.24.0/22185.217.24.0 - 185.217.27.2552017/08/11RIPE NCC
185.217.40.0/22185.217.40.0 - 185.217.43.2552017/08/11RIPE NCC
185.217.48.0/22185.217.48.0 - 185.217.51.2552017/08/11RIPE NCC
185.217.56.0/22185.217.56.0 - 185.217.59.2552017/08/11RIPE NCC
185.217.104.0/22185.217.104.0 - 185.217.107.2552017/08/14RIPE NCC
185.217.132.0/22185.217.132.0 - 185.217.135.2552017/08/14RIPE NCC
185.217.156.0/22185.217.156.0 - 185.217.159.2552017/08/16RIPE NCC
185.217.165.0/24185.217.165.0 - 185.217.165.2552020/11/20RIPE NCC
185.218.120.0/22185.218.120.0 - 185.218.123.2552017/08/22RIPE NCC
185.218.143.0/24185.218.143.0 - 185.218.143.2552023/01/17RIPE NCC
185.218.220.0/22185.218.220.0 - 185.218.223.2552017/08/24RIPE NCC
185.218.225.0/24185.218.225.0 - 185.218.225.2552017/08/24RIPE NCC
185.219.64.0/22185.219.64.0 - 185.219.67.2552017/08/29RIPE NCC
185.219.72.0/22185.219.72.0 - 185.219.75.2552017/08/30RIPE NCC
185.219.92.0/22185.219.92.0 - 185.219.95.2552017/08/30RIPE NCC
185.219.104.0/22185.219.104.0 - 185.219.107.2552017/08/31RIPE NCC
185.219.108.0/22185.219.108.0 - 185.219.111.2552017/08/31RIPE NCC
185.219.144.0/22185.219.144.0 - 185.219.147.2552017/09/04RIPE NCC
185.219.236.0/22185.219.236.0 - 185.219.239.2552017/09/07RIPE NCC
185.220.12.0/22185.220.12.0 - 185.220.15.2552017/09/08RIPE NCC
185.220.60.0/22185.220.60.0 - 185.220.63.2552017/09/11RIPE NCC
185.220.88.0/22185.220.88.0 - 185.220.91.2552017/09/11RIPE NCC
185.220.160.0/22185.220.160.0 - 185.220.163.2552017/09/13RIPE NCC
185.221.4.0/22185.221.4.0 - 185.221.7.2552017/09/14RIPE NCC
185.221.63.0/24185.221.63.0 - 185.221.63.2552023/03/08RIPE NCC
185.221.92.0/22185.221.92.0 - 185.221.95.2552017/09/18RIPE NCC
185.221.96.0/22185.221.96.0 - 185.221.99.2552017/09/18RIPE NCC
185.221.144.0/22185.221.144.0 - 185.221.147.2552017/09/18RIPE NCC
185.221.204.0/22185.221.204.0 - 185.221.207.2552017/09/20RIPE NCC
185.221.237.0/24185.221.237.0 - 185.221.237.2552020/11/26RIPE NCC
185.222.16.0/22185.222.16.0 - 185.222.19.2552017/09/21RIPE NCC
185.222.21.0/24185.222.21.0 - 185.222.21.2552020/11/27RIPE NCC
185.222.24.0/22185.222.24.0 - 185.222.27.2552017/09/22RIPE NCC
185.222.36.0/22185.222.36.0 - 185.222.39.2552017/09/22RIPE NCC
185.222.42.0/24185.222.42.0 - 185.222.42.2552021/07/06RIPE NCC
185.222.80.0/22185.222.80.0 - 185.222.83.2552017/09/25RIPE NCC
185.222.112.0/22185.222.112.0 - 185.222.115.2552017/09/25RIPE NCC
185.222.168.0/22185.222.168.0 - 185.222.171.2552017/09/25RIPE NCC
185.222.212.0/24185.222.212.0 - 185.222.212.2552021/07/06RIPE NCC
185.223.68.0/22185.223.68.0 - 185.223.71.2552017/09/29RIPE NCC
185.223.88.0/22185.223.88.0 - 185.223.91.2552017/09/29RIPE NCC
185.223.162.0/24185.223.162.0 - 185.223.162.2552020/12/07RIPE NCC
185.223.184.0/22185.223.184.0 - 185.223.187.2552017/10/04RIPE NCC
185.223.192.0/22185.223.192.0 - 185.223.195.2552017/10/04RIPE NCC
185.223.204.0/24185.223.204.0 - 185.223.204.2552020/12/10RIPE NCC
185.223.232.0/22185.223.232.0 - 185.223.235.2552017/10/04RIPE NCC
185.224.12.0/22185.224.12.0 - 185.224.15.2552017/10/05RIPE NCC
Merged CIDR

連続した割り振りブロックを統合したリストです。

1-200 of 7587 rows
CIDR
1.186.0.0/16
2.24.0.0/13
2.56.84.0/22
2.56.188.0/22
2.56.196.0/22
2.57.44.0/22
2.57.196.0/22
2.57.200.0/22
2.57.237.0/24
2.58.4.0/22
2.58.152.0/22
2.58.160.0/22
2.58.192.0/22
2.59.24.0/22
2.59.200.0/22
2.96.0.0/13
2.120.0.0/13
2.216.0.0/13
5.1.45.0/24
5.2.16.0/21
5.2.96.0/19
5.10.16.0/20
5.10.136.0/21
5.10.144.0/20
5.11.8.0/21
5.11.16.0/20
5.11.88.0/21
5.22.136.0/21
5.22.224.0/21
5.28.48.0/20
5.32.152.0/21
5.39.176.0/21
5.39.248.0/21
5.44.16.0/20
5.44.224.0/20
5.45.16.0/20
5.45.48.0/21
5.45.64.0/19
5.53.64.0/19
5.56.48.0/21
5.56.168.0/21
5.57.56.0/21
5.57.80.0/20
5.61.32.0/19
5.61.72.0/21
5.61.120.0/21
5.62.0.0/18
5.63.18.0/24
5.64.0.0/13
5.77.32.0/19
5.79.0.0/18
5.80.0.0/15
5.83.8.0/21
5.83.96.0/21
5.83.192.0/19
5.100.168.0/21
5.101.136.0/21
5.101.144.0/21
5.101.168.0/21
5.102.80.0/20
5.102.168.0/21
5.102.184.0/21
5.133.16.0/21
5.133.40.0/21
5.133.72.0/22
5.133.80.0/22
5.133.88.0/22
5.133.168.0/21
5.133.176.0/20
5.133.240.0/21
5.134.8.0/21
5.144.80.0/20
5.144.152.0/21
5.144.176.0/21
5.145.178.0/23
5.148.0.0/17
5.148.128.0/19
5.149.8.0/21
5.150.0.0/17
5.150.160.0/19
5.151.0.0/16
5.152.192.0/19
5.153.64.0/19
5.153.96.0/21
5.153.192.0/19
5.153.224.0/21
5.153.248.0/21
5.154.128.0/19
5.154.182.0/23
5.154.184.0/24
5.154.188.0/23
5.154.232.0/24
5.154.242.0/24
5.157.64.0/21
5.158.88.0/21
5.158.208.0/21
5.158.224.0/21
5.159.120.0/21
5.159.196.0/22
5.159.200.0/21
5.159.208.0/21
5.159.224.0/21
5.172.48.0/20
5.172.152.0/21
5.172.160.0/20
5.172.183.0/24
5.175.56.0/21
5.178.96.0/20
5.179.72.0/21
5.179.96.0/20
5.180.96.0/22
5.180.188.0/22
5.180.208.0/21
5.181.4.0/22
5.181.20.0/22
5.181.52.0/24
5.181.56.0/22
5.181.72.0/22
5.181.104.0/22
5.181.136.0/22
5.182.8.0/22
5.182.76.0/22
5.182.220.0/22
5.183.44.0/22
5.183.60.0/22
5.183.112.0/22
5.183.176.0/22
5.187.16.0/20
5.198.0.0/17
5.198.136.0/21
5.199.0.0/17
5.226.56.0/21
5.226.136.0/21
5.226.176.0/21
5.252.36.0/22
5.252.156.0/22
5.252.208.0/22
5.252.220.0/22
5.253.104.0/21
5.253.112.0/22
5.253.168.0/22
5.253.224.0/24
5.253.252.0/22
5.254.0.0/17
5.254.160.0/21
5.255.48.0/21
5.255.58.0/23
5.255.60.0/24
5.255.136.0/21
9.135.0.0/16
9.141.0.0/16
9.145.0.0/16
9.146.0.0/16
9.149.0.0/16
9.160.0.0/16
9.163.0.0/16
9.164.0.0/16
9.166.0.0/15
9.169.0.0/16
9.177.0.0/16
9.185.0.0/16
9.205.0.0/16
9.220.0.0/16
9.223.0.0/16
9.228.0.0/15
9.231.0.0/16
9.234.0.0/15
9.248.0.0/16
13.117.0.0/16
13.118.0.0/15
13.123.0.0/16
13.240.0.0/16
23.19.56.0/21
23.90.64.0/22
23.106.32.0/21
23.106.56.0/21
23.106.232.0/21
23.146.248.0/24
25.0.0.0/8
27.121.104.0/22
31.3.64.0/21
31.3.208.0/20
31.3.224.0/19
31.6.72.0/21
31.7.8.0/21
31.10.32.0/20
31.11.56.0/21
31.12.96.0/19
31.13.0.0/21
31.13.152.0/21
31.14.31.0/24
31.14.36.0/22
31.14.65.0/24
31.14.66.0/23
31.14.102.0/24
31.14.216.0/23
31.14.248.0/22
31.14.254.0/24
31.15.104.0/21
31.22.0.0/21