fetus

🇩🇪ドイツGermany


割り振り一覧

ドイツに割り振りされた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。

ドイツには124,680,320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2.90294%、予約領域を除くと3.36769%です。


6401-6600 of 10648 rows
CIDRIPアドレス割り振り日レジストリ
192.70.155.0/24192.70.155.0 - 192.70.155.2551990/05/23RIPE NCC
192.70.156.0/24192.70.156.0 - 192.70.156.2551990/05/23RIPE NCC
192.70.157.0/24192.70.157.0 - 192.70.157.2551990/05/23RIPE NCC
192.70.158.0/24192.70.158.0 - 192.70.158.2551990/05/23RIPE NCC
192.70.159.0/24192.70.159.0 - 192.70.159.2551990/05/23RIPE NCC
192.70.192.0/22192.70.192.0 - 192.70.195.2552018/07/06RIPE NCC
192.73.34.0/24192.73.34.0 - 192.73.34.2551990/07/13RIPE NCC
192.76.123.0/24192.76.123.0 - 192.76.123.2551990/09/17RIPE NCC
192.76.124.0/24192.76.124.0 - 192.76.124.2551984/01/01RIPE NCC
192.76.125.0/24192.76.125.0 - 192.76.125.2551994/05/02RIPE NCC
192.76.126.0/24192.76.126.0 - 192.76.126.2551990/09/17RIPE NCC
192.76.127.0/24192.76.127.0 - 192.76.127.2551990/09/17RIPE NCC
192.76.128.0/24192.76.128.0 - 192.76.128.2551990/09/17RIPE NCC
192.76.129.0/24192.76.129.0 - 192.76.129.2551990/09/17RIPE NCC
192.76.130.0/24192.76.130.0 - 192.76.130.2551990/09/17RIPE NCC
192.76.131.0/24192.76.131.0 - 192.76.131.2551990/09/17RIPE NCC
192.76.132.0/24192.76.132.0 - 192.76.132.2551990/09/17RIPE NCC
192.76.134.0/24192.76.134.0 - 192.76.134.2551992/11/03RIPE NCC
192.76.135.0/24192.76.135.0 - 192.76.135.2551990/09/17RIPE NCC
192.76.136.0/24192.76.136.0 - 192.76.136.2551990/09/17RIPE NCC
192.76.137.0/24192.76.137.0 - 192.76.137.2551990/09/17RIPE NCC
192.76.138.0/24192.76.138.0 - 192.76.138.2552012/06/27RIPE NCC
192.76.139.0/24192.76.139.0 - 192.76.139.2551990/09/17RIPE NCC
192.76.140.0/24192.76.140.0 - 192.76.140.2551996/06/06RIPE NCC
192.76.141.0/24192.76.141.0 - 192.76.141.2551992/06/08RIPE NCC
192.76.142.0/24192.76.142.0 - 192.76.142.2551990/09/17RIPE NCC
192.76.143.0/24192.76.143.0 - 192.76.143.2551990/09/17RIPE NCC
192.76.144.0/24192.76.144.0 - 192.76.144.2551990/09/17RIPE NCC
192.76.145.0/24192.76.145.0 - 192.76.145.2551990/09/17RIPE NCC
192.76.146.0/24192.76.146.0 - 192.76.146.2551990/09/17RIPE NCC
192.76.147.0/24192.76.147.0 - 192.76.147.2551990/09/17RIPE NCC
192.76.148.0/24192.76.148.0 - 192.76.148.2551993/09/01RIPE NCC
192.76.151.0/24192.76.151.0 - 192.76.151.2551992/05/03RIPE NCC
192.76.152.0/24192.76.152.0 - 192.76.152.2551990/09/17RIPE NCC
192.76.154.0/24192.76.154.0 - 192.76.154.2551990/09/17RIPE NCC
192.76.155.0/24192.76.155.0 - 192.76.155.2551990/09/17RIPE NCC
192.76.156.0/24192.76.156.0 - 192.76.156.2551990/09/17RIPE NCC
192.76.157.0/24192.76.157.0 - 192.76.157.2551990/09/17RIPE NCC
192.76.158.0/24192.76.158.0 - 192.76.158.2551990/09/17RIPE NCC
192.76.159.0/24192.76.159.0 - 192.76.159.2551990/09/17RIPE NCC
192.76.161.0/24192.76.161.0 - 192.76.161.2551990/09/17RIPE NCC
192.76.162.0/24192.76.162.0 - 192.76.162.2551990/09/17RIPE NCC
192.76.165.0/24192.76.165.0 - 192.76.165.2551990/09/17RIPE NCC
192.76.166.0/23192.76.166.0 - 192.76.167.2551990/09/17RIPE NCC
192.76.168.0/23192.76.168.0 - 192.76.169.2551990/09/17RIPE NCC
192.76.170.0/24192.76.170.0 - 192.76.170.2551990/09/17RIPE NCC
192.76.172.0/24192.76.172.0 - 192.76.172.2551990/09/17RIPE NCC
192.76.176.0/24192.76.176.0 - 192.76.176.2551990/09/19RIPE NCC
192.76.241.0/24192.76.241.0 - 192.76.241.2551990/10/08RIPE NCC
192.76.245.0/24192.76.245.0 - 192.76.245.2551990/10/08RIPE NCC
192.76.246.0/24192.76.246.0 - 192.76.246.2551990/10/08RIPE NCC
192.76.247.0/24192.76.247.0 - 192.76.247.2551990/10/08RIPE NCC
192.76.248.0/24192.76.248.0 - 192.76.248.2551990/10/08RIPE NCC
192.77.114.0/24192.77.114.0 - 192.77.114.2551991/08/20RIPE NCC
192.77.115.0/24192.77.115.0 - 192.77.115.2551991/08/20RIPE NCC
192.78.160.0/20192.78.160.0 - 192.78.175.2551989/10/03RIPE NCC
192.78.192.0/20192.78.192.0 - 192.78.207.2551990/06/01RIPE NCC
192.80.51.0/24192.80.51.0 - 192.80.51.2551990/05/08RIPE NCC
192.81.121.0/24192.81.121.0 - 192.81.121.2551984/01/01RIPE NCC
192.81.230.0/24192.81.230.0 - 192.81.230.2551984/01/01RIPE NCC
192.82.241.0/24192.82.241.0 - 192.82.241.2551990/03/26RIPE NCC
192.83.229.0/24192.83.229.0 - 192.83.229.2551990/10/01RIPE NCC
192.84.220.0/24192.84.220.0 - 192.84.220.2551991/08/12RIPE NCC
192.84.245.0/24192.84.245.0 - 192.84.245.2551990/11/12RIPE NCC
192.84.246.0/24192.84.246.0 - 192.84.246.2551990/11/12RIPE NCC
192.84.247.0/24192.84.247.0 - 192.84.247.2551990/11/12RIPE NCC
192.86.163.0/24192.86.163.0 - 192.86.163.2551990/12/10RIPE NCC
192.88.4.0/24192.88.4.0 - 192.88.4.2551990/11/28RIPE NCC
192.88.97.0/24192.88.97.0 - 192.88.97.2551990/12/12RIPE NCC
192.88.98.0/24192.88.98.0 - 192.88.98.2551990/12/12RIPE NCC
192.88.108.0/24192.88.108.0 - 192.88.108.2551990/12/12RIPE NCC
192.88.239.0/24192.88.239.0 - 192.88.239.2551991/01/17RIPE NCC
192.94.76.0/24192.94.76.0 - 192.94.76.2551991/02/22RIPE NCC
192.100.96.0/23192.100.96.0 - 192.100.97.2551991/04/12RIPE NCC
192.100.98.0/24192.100.98.0 - 192.100.98.2551991/04/12RIPE NCC
192.101.28.0/24192.101.28.0 - 192.101.28.2551991/04/25RIPE NCC
192.101.75.0/24192.101.75.0 - 192.101.75.2551991/06/21RIPE NCC
192.101.179.0/24192.101.179.0 - 192.101.179.2551991/07/16RIPE NCC
192.101.180.0/24192.101.180.0 - 192.101.180.2551991/07/16RIPE NCC
192.101.197.0/24192.101.197.0 - 192.101.197.2551991/07/19RIPE NCC
192.101.198.0/24192.101.198.0 - 192.101.198.2551991/07/19RIPE NCC
192.102.89.0/24192.102.89.0 - 192.102.89.2551991/03/13RIPE NCC
192.102.146.0/23192.102.146.0 - 192.102.147.2551991/04/09RIPE NCC
192.102.148.0/22192.102.148.0 - 192.102.151.2551991/04/09RIPE NCC
192.102.152.0/21192.102.152.0 - 192.102.159.2551991/04/09RIPE NCC
192.102.160.0/20192.102.160.0 - 192.102.175.2551991/04/09RIPE NCC
192.102.176.0/23192.102.176.0 - 192.102.177.2551991/04/09RIPE NCC
192.103.23.0/24192.103.23.0 - 192.103.23.2551991/07/05RIPE NCC
192.103.27.0/24192.103.27.0 - 192.103.27.2551991/07/05RIPE NCC
192.103.40.0/24192.103.40.0 - 192.103.40.2551991/07/08RIPE NCC
192.104.77.0/24192.104.77.0 - 192.104.77.2551991/05/13RIPE NCC
192.105.75.0/24192.105.75.0 - 192.105.75.2552005/01/04RIPE NCC
192.107.123.0/24192.107.123.0 - 192.107.123.2551993/10/05RIPE NCC
192.107.132.0/24192.107.132.0 - 192.107.132.2551991/05/16RIPE NCC
192.107.235.0/24192.107.235.0 - 192.107.235.2551991/06/04RIPE NCC
192.107.236.0/24192.107.236.0 - 192.107.236.2551991/06/04RIPE NCC
192.108.23.0/24192.108.23.0 - 192.108.23.2551991/05/01RIPE NCC
192.108.24.0/23192.108.24.0 - 192.108.25.2551991/05/01RIPE NCC
192.108.26.0/24192.108.26.0 - 192.108.26.2551991/05/01RIPE NCC
192.108.31.0/24192.108.31.0 - 192.108.31.2551991/05/01RIPE NCC
192.108.32.0/24192.108.32.0 - 192.108.32.2551991/05/01RIPE NCC
192.108.33.0/24192.108.33.0 - 192.108.33.2551991/05/01RIPE NCC
192.108.34.0/24192.108.34.0 - 192.108.34.2551991/05/01RIPE NCC
192.108.35.0/24192.108.35.0 - 192.108.35.2551991/05/01RIPE NCC
192.108.36.0/22192.108.36.0 - 192.108.39.2551991/05/01RIPE NCC
192.108.40.0/22192.108.40.0 - 192.108.43.2551991/05/01RIPE NCC
192.108.44.0/24192.108.44.0 - 192.108.44.2551991/05/01RIPE NCC
192.108.45.0/24192.108.45.0 - 192.108.45.2551991/05/01RIPE NCC
192.108.46.0/24192.108.46.0 - 192.108.46.2551991/05/01RIPE NCC
192.108.47.0/24192.108.47.0 - 192.108.47.2551991/05/01RIPE NCC
192.108.48.0/24192.108.48.0 - 192.108.48.2551991/05/01RIPE NCC
192.108.49.0/24192.108.49.0 - 192.108.49.2551991/05/01RIPE NCC
192.108.51.0/24192.108.51.0 - 192.108.51.2551991/05/01RIPE NCC
192.108.52.0/23192.108.52.0 - 192.108.53.2551991/05/01RIPE NCC
192.108.54.0/24192.108.54.0 - 192.108.54.2551991/05/01RIPE NCC
192.108.55.0/24192.108.55.0 - 192.108.55.2551991/05/01RIPE NCC
192.108.56.0/21192.108.56.0 - 192.108.63.2551991/05/01RIPE NCC
192.108.64.0/24192.108.64.0 - 192.108.64.2551991/05/01RIPE NCC
192.108.65.0/24192.108.65.0 - 192.108.65.2551991/05/01RIPE NCC
192.108.66.0/23192.108.66.0 - 192.108.67.2551991/05/01RIPE NCC
192.108.68.0/24192.108.68.0 - 192.108.68.2551991/05/01RIPE NCC
192.108.69.0/24192.108.69.0 - 192.108.69.2551991/05/01RIPE NCC
192.108.70.0/23192.108.70.0 - 192.108.71.2551991/05/01RIPE NCC
192.108.72.0/24192.108.72.0 - 192.108.72.2551991/05/01RIPE NCC
192.108.73.0/24192.108.73.0 - 192.108.73.2551991/05/01RIPE NCC
192.108.74.0/23192.108.74.0 - 192.108.75.2551991/05/01RIPE NCC
192.108.76.0/22192.108.76.0 - 192.108.79.2551991/05/01RIPE NCC
192.108.80.0/21192.108.80.0 - 192.108.87.2551991/05/01RIPE NCC
192.108.88.0/22192.108.88.0 - 192.108.91.2551991/05/01RIPE NCC
192.108.92.0/24192.108.92.0 - 192.108.92.2551991/05/01RIPE NCC
192.109.0.0/21192.109.0.0 - 192.109.7.2551991/05/01RIPE NCC
192.109.8.0/23192.109.8.0 - 192.109.9.2551991/05/01RIPE NCC
192.109.12.0/24192.109.12.0 - 192.109.12.2551991/05/01RIPE NCC
192.109.13.0/24192.109.13.0 - 192.109.13.2551991/05/01RIPE NCC
192.109.14.0/24192.109.14.0 - 192.109.14.2551993/09/01RIPE NCC
192.109.16.0/24192.109.16.0 - 192.109.16.2551991/05/01RIPE NCC
192.109.18.0/24192.109.18.0 - 192.109.18.2551991/05/01RIPE NCC
192.109.19.0/24192.109.19.0 - 192.109.19.2551991/05/01RIPE NCC
192.109.20.0/24192.109.20.0 - 192.109.20.2551991/05/01RIPE NCC
192.109.21.0/24192.109.21.0 - 192.109.21.2551991/05/01RIPE NCC
192.109.22.0/24192.109.22.0 - 192.109.22.2551991/05/01RIPE NCC
192.109.24.0/24192.109.24.0 - 192.109.24.2551991/05/01RIPE NCC
192.109.26.0/24192.109.26.0 - 192.109.26.2551991/05/01RIPE NCC
192.109.27.0/24192.109.27.0 - 192.109.27.2551991/05/01RIPE NCC
192.109.28.0/24192.109.28.0 - 192.109.28.2551992/05/19RIPE NCC
192.109.29.0/24192.109.29.0 - 192.109.29.2551991/05/01RIPE NCC
192.109.31.0/24192.109.31.0 - 192.109.31.2551992/02/19RIPE NCC
192.109.32.0/22192.109.32.0 - 192.109.35.2551991/05/01RIPE NCC
192.109.36.0/24192.109.36.0 - 192.109.36.2551991/05/01RIPE NCC
192.109.39.0/24192.109.39.0 - 192.109.39.2551992/04/01RIPE NCC
192.109.42.0/24192.109.42.0 - 192.109.42.2551992/03/18RIPE NCC
192.109.43.0/24192.109.43.0 - 192.109.43.2551993/01/20RIPE NCC
192.109.44.0/24192.109.44.0 - 192.109.44.2551984/01/01RIPE NCC
192.109.46.0/24192.109.46.0 - 192.109.46.2551992/12/22RIPE NCC
192.109.48.0/24192.109.48.0 - 192.109.48.2551992/10/22RIPE NCC
192.109.49.0/24192.109.49.0 - 192.109.49.2551996/02/12RIPE NCC
192.109.50.0/23192.109.50.0 - 192.109.51.2551996/02/12RIPE NCC
192.109.52.0/24192.109.52.0 - 192.109.52.2551996/02/12RIPE NCC
192.109.53.0/24192.109.53.0 - 192.109.53.2551993/07/19RIPE NCC
192.109.54.0/24192.109.54.0 - 192.109.54.2551995/02/01RIPE NCC
192.109.55.0/24192.109.55.0 - 192.109.55.2551992/12/08RIPE NCC
192.109.56.0/24192.109.56.0 - 192.109.56.2551995/03/02RIPE NCC
192.109.57.0/24192.109.57.0 - 192.109.57.2551992/05/05RIPE NCC
192.109.58.0/24192.109.58.0 - 192.109.58.2551991/05/01RIPE NCC
192.109.59.0/24192.109.59.0 - 192.109.59.2551992/05/19RIPE NCC
192.109.60.0/24192.109.60.0 - 192.109.60.2551993/09/01RIPE NCC
192.109.61.0/24192.109.61.0 - 192.109.61.2551993/09/01RIPE NCC
192.109.62.0/24192.109.62.0 - 192.109.62.2551993/09/01RIPE NCC
192.109.63.0/24192.109.63.0 - 192.109.63.2551993/09/01RIPE NCC
192.109.64.0/24192.109.64.0 - 192.109.64.2551993/09/01RIPE NCC
192.109.65.0/24192.109.65.0 - 192.109.65.2551993/09/01RIPE NCC
192.109.66.0/24192.109.66.0 - 192.109.66.2551993/09/01RIPE NCC
192.109.67.0/24192.109.67.0 - 192.109.67.2551993/09/01RIPE NCC
192.109.68.0/24192.109.68.0 - 192.109.68.2551993/09/01RIPE NCC
192.109.69.0/24192.109.69.0 - 192.109.69.2551993/09/01RIPE NCC
192.109.70.0/24192.109.70.0 - 192.109.70.2551993/09/01RIPE NCC
192.109.71.0/24192.109.71.0 - 192.109.71.2552019/11/12RIPE NCC
192.109.72.0/24192.109.72.0 - 192.109.72.2551992/10/05RIPE NCC
192.109.73.0/24192.109.73.0 - 192.109.73.2551993/09/01RIPE NCC
192.109.74.0/24192.109.74.0 - 192.109.74.2552019/11/12RIPE NCC
192.109.76.0/24192.109.76.0 - 192.109.76.2551993/03/19RIPE NCC
192.109.77.0/24192.109.77.0 - 192.109.77.2552019/11/12RIPE NCC
192.109.78.0/24192.109.78.0 - 192.109.78.2551993/09/01RIPE NCC
192.109.79.0/24192.109.79.0 - 192.109.79.2552019/11/12RIPE NCC
192.109.80.0/24192.109.80.0 - 192.109.80.2551992/09/23RIPE NCC
192.109.81.0/24192.109.81.0 - 192.109.81.2551992/05/05RIPE NCC
192.109.82.0/24192.109.82.0 - 192.109.82.2551993/09/01RIPE NCC
192.109.83.0/24192.109.83.0 - 192.109.83.2551994/04/13RIPE NCC
192.109.86.0/24192.109.86.0 - 192.109.86.2551993/09/01RIPE NCC
192.109.87.0/24192.109.87.0 - 192.109.87.2551993/09/01RIPE NCC
192.109.88.0/24192.109.88.0 - 192.109.88.2551993/09/01RIPE NCC
192.109.89.0/24192.109.89.0 - 192.109.89.2551993/11/24RIPE NCC
192.109.90.0/24192.109.90.0 - 192.109.90.2551993/02/25RIPE NCC
192.109.94.0/24192.109.94.0 - 192.109.94.2551994/02/16RIPE NCC
192.109.95.0/24192.109.95.0 - 192.109.95.2551993/09/01RIPE NCC
192.109.96.0/24192.109.96.0 - 192.109.96.2551993/09/01RIPE NCC
192.109.101.0/24192.109.101.0 - 192.109.101.2551993/09/01RIPE NCC
192.109.102.0/24192.109.102.0 - 192.109.102.2551993/05/11RIPE NCC
192.109.105.0/24192.109.105.0 - 192.109.105.2551993/09/01RIPE NCC
192.109.106.0/24192.109.106.0 - 192.109.106.2551993/09/01RIPE 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。

3801-4000 of 8363 rows
CIDR
185.74.244.0/22
185.75.24.0/22
185.75.72.0/22
185.75.148.0/22
185.75.164.0/22
185.75.184.0/22
185.75.228.0/22
185.76.28.0/22
185.76.40.0/22
185.76.96.0/22
185.76.116.0/22
185.76.156.0/24
185.76.160.0/21
185.76.172.0/22
185.76.188.0/22
185.77.104.0/22
185.78.40.0/22
185.78.60.0/22
185.78.168.0/22
185.78.176.0/22
185.78.184.0/22
185.78.200.0/22
185.78.252.0/22
185.79.24.0/22
185.79.44.0/22
185.79.64.0/22
185.79.72.0/22
185.79.124.0/22
185.79.168.0/22
185.79.196.0/22
185.79.208.0/22
185.79.216.0/22
185.80.92.0/22
185.80.120.0/22
185.80.144.0/22
185.80.168.0/22
185.80.184.0/22
185.81.124.0/22
185.81.148.0/22
185.82.4.0/22
185.82.16.0/21
185.82.40.0/22
185.82.84.0/22
185.82.160.0/22
185.83.87.0/24
185.83.140.0/22
185.84.56.0/22
185.84.80.0/22
185.84.120.0/22
185.84.200.0/22
185.84.216.0/22
185.85.0.0/22
185.85.48.0/22
185.85.132.0/22
185.85.220.0/22
185.86.156.0/22
185.86.172.0/22
185.86.188.0/22
185.86.232.0/22
185.87.0.0/22
185.87.20.0/22
185.87.72.0/22
185.87.132.0/22
185.87.176.0/22
185.87.220.0/22
185.88.60.0/22
185.88.92.0/22
185.88.144.0/22
185.88.212.0/22
185.88.220.0/22
185.88.224.0/22
185.88.244.0/22
185.89.24.0/22
185.89.36.0/22
185.89.56.0/22
185.89.196.0/22
185.89.224.0/21
185.90.128.0/22
185.90.156.0/22
185.90.160.0/22
185.90.172.0/22
185.90.200.0/22
185.90.228.0/22
185.90.232.0/22
185.91.4.0/22
185.91.24.0/22
185.91.44.0/22
185.91.48.0/22
185.91.104.0/22
185.91.127.0/24
185.91.196.0/22
185.91.244.0/22
185.92.76.0/22
185.92.152.0/22
185.92.160.0/22
185.92.204.0/22
185.92.208.0/24
185.93.56.0/22
185.93.116.0/22
185.93.136.0/21
185.93.174.0/24
185.93.188.0/22
185.93.200.0/22
185.93.236.0/22
185.94.29.0/24
185.94.36.0/22
185.94.104.0/22
185.94.252.0/22
185.95.32.0/22
185.95.80.0/22
185.95.96.0/22
185.95.112.0/22
185.95.128.0/22
185.95.192.0/22
185.95.212.0/22
185.96.12.0/22
185.96.56.0/22
185.96.92.0/22
185.96.196.0/22
185.96.212.0/22
185.96.236.0/22
185.97.4.0/22
185.97.96.0/22
185.97.144.0/22
185.97.172.0/22
185.97.176.0/21
185.97.224.0/22
185.97.240.0/22
185.98.48.0/22
185.98.56.0/22
185.98.92.0/22
185.98.140.0/22
185.98.156.0/24
185.98.184.0/22
185.98.236.0/22
185.98.240.0/22
185.99.52.0/22
185.99.56.0/22
185.99.80.0/22
185.99.144.0/22
185.99.180.0/22
185.99.208.0/22
185.100.8.0/22
185.100.48.0/22
185.100.160.0/22
185.101.4.0/22
185.101.36.0/24
185.101.52.0/22
185.101.92.0/22
185.101.100.0/22
185.101.112.0/22
185.101.132.0/22
185.101.172.0/22
185.101.184.0/22
185.101.248.0/22
185.102.56.0/21
185.102.64.0/22
185.102.84.0/24
185.102.92.0/22
185.102.104.0/22
185.102.152.0/22
185.102.224.0/22
185.102.240.0/22
185.102.252.0/22
185.103.44.0/22
185.103.92.0/22
185.103.192.0/22
185.103.224.0/22
185.103.232.0/22
185.104.40.0/22
185.104.72.0/22
185.104.88.0/22
185.104.140.0/22
185.104.160.0/22
185.104.204.0/22
185.105.40.0/22
185.105.80.0/22
185.105.112.0/22
185.105.252.0/22
185.106.0.0/21
185.106.8.0/22
185.106.76.0/22
185.106.84.0/22
185.106.132.0/24
185.106.148.0/22
185.106.164.0/22
185.106.184.0/22
185.106.232.0/22
185.106.252.0/22
185.107.4.0/22
185.107.24.0/22
185.107.52.0/22
185.107.192.0/22
185.107.220.0/22
185.107.239.0/24
185.108.8.0/22
185.108.48.0/22
185.108.72.0/21
185.108.156.0/22
185.108.172.0/22