fetus

ポーランドPoland

割り振り一覧

ポーランドに割り振りされた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。

ポーランドには19,987,976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0.46538%、予約領域を除くと0.53989%です。

1001-1200 of 4224 rows
CIDRIPアドレス割り振り日レジストリ
91.209.180.0/2491.209.180.0 - 91.209.180.2552008/12/04RIPE NCC
91.209.199.0/2491.209.199.0 - 91.209.199.2552008/12/15RIPE NCC
91.209.221.0/2491.209.221.0 - 91.209.221.2552008/12/18RIPE NCC
91.209.222.0/2491.209.222.0 - 91.209.222.2552008/12/18RIPE NCC
91.210.12.0/2291.210.12.0 - 91.210.15.2552011/08/19RIPE NCC
91.210.48.0/2291.210.48.0 - 91.210.51.2552008/10/14RIPE NCC
91.210.76.0/2291.210.76.0 - 91.210.79.2552018/04/20RIPE NCC
91.210.128.0/2291.210.128.0 - 91.210.131.2552008/10/28RIPE NCC
91.210.236.0/2291.210.236.0 - 91.210.239.2552008/11/20RIPE NCC
91.210.240.0/2291.210.240.0 - 91.210.243.2552008/11/21RIPE NCC
91.210.244.0/2291.210.244.0 - 91.210.247.2552008/11/21RIPE NCC
91.211.100.0/2291.211.100.0 - 91.211.103.2552008/12/09RIPE NCC
91.211.220.0/2291.211.220.0 - 91.211.223.2552009/01/21RIPE NCC
91.211.224.0/2291.211.224.0 - 91.211.227.2552018/04/20RIPE NCC
91.211.252.0/2291.211.252.0 - 91.211.255.2552009/02/02RIPE NCC
91.212.2.0/2491.212.2.0 - 91.212.2.2552009/01/26RIPE NCC
91.212.5.0/2491.212.5.0 - 91.212.5.2552009/01/26RIPE NCC
91.212.9.0/2491.212.9.0 - 91.212.9.2552009/01/27RIPE NCC
91.212.25.0/2491.212.25.0 - 91.212.25.2552009/02/02RIPE NCC
91.212.30.0/2491.212.30.0 - 91.212.30.2552009/02/03RIPE NCC
91.212.84.0/2491.212.84.0 - 91.212.84.2552009/03/10RIPE NCC
91.212.86.0/2491.212.86.0 - 91.212.86.2552009/03/10RIPE NCC
91.212.135.0/2491.212.135.0 - 91.212.135.2552019/11/08RIPE NCC
91.212.141.0/2491.212.141.0 - 91.212.141.2552019/11/08RIPE NCC
91.212.142.0/2491.212.142.0 - 91.212.142.2552019/11/08RIPE NCC
91.212.149.0/2491.212.149.0 - 91.212.149.2552019/11/08RIPE NCC
91.212.155.0/2491.212.155.0 - 91.212.155.2552009/04/17RIPE NCC
91.212.165.0/2491.212.165.0 - 91.212.165.2552009/04/22RIPE NCC
91.212.168.0/2491.212.168.0 - 91.212.168.2552009/04/24RIPE NCC
91.212.170.0/2491.212.170.0 - 91.212.170.2552009/04/27RIPE NCC
91.212.223.0/2491.212.223.0 - 91.212.223.2552009/05/27RIPE NCC
91.212.242.0/2491.212.242.0 - 91.212.242.2552009/06/04RIPE NCC
91.213.38.0/2491.213.38.0 - 91.213.38.2552009/07/02RIPE NCC
91.213.58.0/2491.213.58.0 - 91.213.58.2552009/07/10RIPE NCC
91.213.64.0/2491.213.64.0 - 91.213.64.2552009/07/14RIPE NCC
91.213.71.0/2491.213.71.0 - 91.213.71.2552009/07/16RIPE NCC
91.213.88.0/2491.213.88.0 - 91.213.88.2552009/07/23RIPE NCC
91.213.96.0/2491.213.96.0 - 91.213.96.2552009/07/28RIPE NCC
91.213.107.0/2491.213.107.0 - 91.213.107.2552009/07/31RIPE NCC
91.213.108.0/2491.213.108.0 - 91.213.108.2552009/07/31RIPE NCC
91.213.123.0/2491.213.123.0 - 91.213.123.2552009/08/05RIPE NCC
91.213.124.0/2491.213.124.0 - 91.213.124.2552009/08/05RIPE NCC
91.213.137.0/2491.213.137.0 - 91.213.137.2552009/08/07RIPE NCC
91.213.156.0/2491.213.156.0 - 91.213.156.2552009/08/13RIPE NCC
91.213.162.0/2491.213.162.0 - 91.213.162.2552009/08/17RIPE NCC
91.213.170.0/2491.213.170.0 - 91.213.170.2552009/08/19RIPE NCC
91.213.193.0/2491.213.193.0 - 91.213.193.2552009/08/27RIPE NCC
91.213.206.0/2491.213.206.0 - 91.213.206.2552009/09/07RIPE NCC
91.213.226.0/2491.213.226.0 - 91.213.226.2552011/03/23RIPE NCC
91.213.238.0/2491.213.238.0 - 91.213.238.2552009/09/23RIPE NCC
91.213.239.0/2491.213.239.0 - 91.213.239.2552009/09/23RIPE NCC
91.213.255.0/2491.213.255.0 - 91.213.255.2552009/09/28RIPE NCC
91.214.0.0/2291.214.0.0 - 91.214.3.2552009/05/05RIPE NCC
91.214.24.0/2291.214.24.0 - 91.214.27.2552009/05/11RIPE NCC
91.214.32.0/2291.214.32.0 - 91.214.35.2552018/04/20RIPE NCC
91.214.36.0/2291.214.36.0 - 91.214.39.2552009/05/14RIPE NCC
91.214.52.0/2291.214.52.0 - 91.214.55.2552009/05/19RIPE NCC
91.215.0.0/2291.215.0.0 - 91.215.3.2552009/07/03RIPE NCC
91.215.32.0/2291.215.32.0 - 91.215.35.2552009/07/07RIPE NCC
91.215.44.0/2291.215.44.0 - 91.215.47.2552009/07/13RIPE NCC
91.215.80.0/2291.215.80.0 - 91.215.83.2552009/07/17RIPE NCC
91.215.104.0/2291.215.104.0 - 91.215.107.2552009/07/27RIPE NCC
91.215.228.0/2291.215.228.0 - 91.215.231.2552009/08/27RIPE NCC
91.215.236.0/2291.215.236.0 - 91.215.239.2552010/06/11RIPE NCC
91.216.5.0/2491.216.5.0 - 91.216.5.2552010/04/14RIPE NCC
91.216.16.0/2491.216.16.0 - 91.216.16.2552010/04/16RIPE NCC
91.216.25.0/2491.216.25.0 - 91.216.25.2552010/04/19RIPE NCC
91.216.30.0/2491.216.30.0 - 91.216.30.2552010/04/20RIPE NCC
91.216.51.0/2491.216.51.0 - 91.216.51.2552010/04/28RIPE NCC
91.216.64.0/2491.216.64.0 - 91.216.64.2552010/05/03RIPE NCC
91.216.99.0/2491.216.99.0 - 91.216.99.2552010/05/17RIPE NCC
91.216.115.0/2491.216.115.0 - 91.216.115.2552011/08/04RIPE NCC
91.216.125.0/2491.216.125.0 - 91.216.125.2552010/05/25RIPE NCC
91.216.149.0/2491.216.149.0 - 91.216.149.2552010/06/01RIPE NCC
91.216.160.0/2491.216.160.0 - 91.216.160.2552010/06/03RIPE NCC
91.216.191.0/2491.216.191.0 - 91.216.191.2552010/06/16RIPE NCC
91.216.192.0/2491.216.192.0 - 91.216.192.2552011/08/05RIPE NCC
91.216.194.0/2491.216.194.0 - 91.216.194.2552010/06/16RIPE NCC
91.216.202.0/2491.216.202.0 - 91.216.202.2552010/06/21RIPE NCC
91.216.204.0/2491.216.204.0 - 91.216.204.2552010/06/21RIPE NCC
91.216.213.0/2491.216.213.0 - 91.216.213.2552010/06/23RIPE NCC
91.216.214.0/2491.216.214.0 - 91.216.214.2552010/06/23RIPE NCC
91.216.224.0/2491.216.224.0 - 91.216.224.2552010/06/29RIPE NCC
91.216.239.0/2491.216.239.0 - 91.216.239.2552010/07/01RIPE NCC
91.217.0.0/2391.217.0.0 - 91.217.1.2552010/08/03RIPE NCC
91.217.18.0/2391.217.18.0 - 91.217.19.2552010/08/17RIPE NCC
91.217.24.0/2391.217.24.0 - 91.217.25.2552010/08/19RIPE NCC
91.217.40.0/2391.217.40.0 - 91.217.41.2552010/08/26RIPE NCC
91.217.48.0/2391.217.48.0 - 91.217.49.2552010/08/26RIPE NCC
91.217.98.0/2391.217.98.0 - 91.217.99.2552010/09/15RIPE NCC
91.217.104.0/2391.217.104.0 - 91.217.105.2552010/09/20RIPE NCC
91.217.132.0/2491.217.132.0 - 91.217.132.2552010/08/13RIPE NCC
91.217.142.0/2491.217.142.0 - 91.217.142.2552010/08/18RIPE NCC
91.217.150.0/2491.217.150.0 - 91.217.150.2552010/08/20RIPE NCC
91.217.152.0/2491.217.152.0 - 91.217.152.2552010/08/23RIPE NCC
91.217.158.0/2491.217.158.0 - 91.217.158.2552010/08/24RIPE NCC
91.217.161.0/2491.217.161.0 - 91.217.161.2552010/08/26RIPE NCC
91.217.171.0/2491.217.171.0 - 91.217.171.2552010/08/30RIPE NCC
91.217.182.0/2491.217.182.0 - 91.217.182.2552010/09/02RIPE NCC
91.217.198.0/2491.217.198.0 - 91.217.198.2552010/09/07RIPE NCC
91.217.204.0/2491.217.204.0 - 91.217.204.2552010/09/09RIPE NCC
91.217.208.0/2491.217.208.0 - 91.217.208.2552010/09/13RIPE NCC
91.217.217.0/2491.217.217.0 - 91.217.217.2552010/09/14RIPE NCC
91.217.218.0/2491.217.218.0 - 91.217.218.2552010/09/14RIPE NCC
91.217.221.0/2491.217.221.0 - 91.217.221.2552010/09/14RIPE NCC
91.217.224.0/2491.217.224.0 - 91.217.224.2552010/09/15RIPE NCC
91.217.228.0/2491.217.228.0 - 91.217.228.2552010/09/16RIPE NCC
91.217.242.0/2491.217.242.0 - 91.217.242.2552010/09/22RIPE NCC
91.218.60.0/2291.218.60.0 - 91.218.63.2552010/07/01RIPE NCC
91.218.68.0/2291.218.68.0 - 91.218.71.2552011/08/16RIPE NCC
91.218.76.0/2491.218.76.0 - 91.218.76.2552010/07/06RIPE NCC
91.218.156.0/2291.218.156.0 - 91.218.159.2552010/07/23RIPE NCC
91.218.164.0/2291.218.164.0 - 91.218.167.2552011/01/24RIPE NCC
91.218.196.0/2291.218.196.0 - 91.218.199.2552010/08/06RIPE NCC
91.218.200.0/2291.218.200.0 - 91.218.203.2552010/08/11RIPE NCC
91.218.208.0/2291.218.208.0 - 91.218.211.2552010/08/12RIPE NCC
91.218.216.0/2291.218.216.0 - 91.218.219.2552010/08/16RIPE NCC
91.218.240.0/2491.218.240.0 - 91.218.240.2552010/08/23RIPE NCC
91.218.241.0/2491.218.241.0 - 91.218.241.2552010/08/23RIPE NCC
91.218.242.0/2391.218.242.0 - 91.218.243.2552010/08/23RIPE NCC
91.219.0.0/2491.219.0.0 - 91.219.0.2552010/08/26RIPE NCC
91.219.1.0/2491.219.1.0 - 91.219.1.2552010/08/26RIPE NCC
91.219.2.0/2391.219.2.0 - 91.219.3.2552010/08/26RIPE NCC
91.219.104.0/2291.219.104.0 - 91.219.107.2552010/10/08RIPE NCC
91.219.112.0/2291.219.112.0 - 91.219.115.2552010/10/11RIPE NCC
91.219.120.0/2291.219.120.0 - 91.219.123.2552010/10/11RIPE NCC
91.219.128.0/2291.219.128.0 - 91.219.131.2552010/10/12RIPE NCC
91.219.184.0/2291.219.184.0 - 91.219.187.2552010/10/19RIPE NCC
91.219.208.0/2291.219.208.0 - 91.219.211.2552010/10/25RIPE NCC
91.220.0.0/2491.220.0.0 - 91.220.0.2552012/05/31RIPE NCC
91.220.17.0/2491.220.17.0 - 91.220.17.2552010/10/12RIPE NCC
91.220.18.0/2491.220.18.0 - 91.220.18.2552010/10/12RIPE NCC
91.220.32.0/2491.220.32.0 - 91.220.32.2552010/10/14RIPE NCC
91.220.39.0/2491.220.39.0 - 91.220.39.2552010/10/19RIPE NCC
91.220.44.0/2491.220.44.0 - 91.220.44.2552010/10/19RIPE NCC
91.220.54.0/2491.220.54.0 - 91.220.54.2552010/10/20RIPE NCC
91.220.73.0/2491.220.73.0 - 91.220.73.2552010/10/25RIPE NCC
91.220.103.0/2491.220.103.0 - 91.220.103.2552010/11/03RIPE NCC
91.220.105.0/2491.220.105.0 - 91.220.105.2552010/11/03RIPE NCC
91.220.130.0/2491.220.130.0 - 91.220.130.2552010/11/10RIPE NCC
91.220.164.0/2491.220.164.0 - 91.220.164.2552010/11/22RIPE NCC
91.220.177.0/2491.220.177.0 - 91.220.177.2552010/11/25RIPE NCC
91.220.205.0/2491.220.205.0 - 91.220.205.2552010/12/06RIPE NCC
91.220.222.0/2491.220.222.0 - 91.220.222.2552010/12/09RIPE NCC
91.220.225.0/2491.220.225.0 - 91.220.225.2552010/12/10RIPE NCC
91.220.238.0/2491.220.238.0 - 91.220.238.2552010/12/14RIPE NCC
91.221.26.0/2391.221.26.0 - 91.221.27.2552010/10/18RIPE NCC
91.221.44.0/2391.221.44.0 - 91.221.45.2552010/10/25RIPE NCC
91.221.88.0/2391.221.88.0 - 91.221.89.2552010/11/10RIPE NCC
91.221.94.0/2391.221.94.0 - 91.221.95.2552010/11/10RIPE NCC
91.221.114.0/2391.221.114.0 - 91.221.115.2552010/11/18RIPE NCC
91.221.122.0/2391.221.122.0 - 91.221.123.2552010/11/23RIPE NCC
91.221.126.0/2391.221.126.0 - 91.221.127.2552010/11/25RIPE NCC
91.221.144.0/2391.221.144.0 - 91.221.145.2552010/12/02RIPE NCC
91.221.158.0/2391.221.158.0 - 91.221.159.2552010/12/06RIPE NCC
91.221.172.0/2391.221.172.0 - 91.221.173.2552010/12/09RIPE NCC
91.221.214.0/2391.221.214.0 - 91.221.215.2552010/12/22RIPE NCC
91.222.24.0/2291.222.24.0 - 91.222.27.2552010/11/23RIPE NCC
91.222.40.0/2391.222.40.0 - 91.222.41.2552010/11/25RIPE NCC
91.222.56.0/2291.222.56.0 - 91.222.59.2552010/11/30RIPE NCC
91.222.68.0/2291.222.68.0 - 91.222.71.2552010/12/06RIPE NCC
91.222.72.0/2291.222.72.0 - 91.222.75.2552010/12/06RIPE NCC
91.222.100.0/2291.222.100.0 - 91.222.103.2552010/12/09RIPE NCC
91.222.108.0/2291.222.108.0 - 91.222.111.2552010/12/10RIPE NCC
91.222.116.0/2291.222.116.0 - 91.222.119.2552010/12/13RIPE NCC
91.222.124.0/2291.222.124.0 - 91.222.127.2552010/12/13RIPE NCC
91.222.140.0/2291.222.140.0 - 91.222.143.2552010/12/17RIPE NCC
91.222.144.0/2291.222.144.0 - 91.222.147.2552010/12/20RIPE NCC
91.222.148.0/2291.222.148.0 - 91.222.151.2552010/12/20RIPE NCC
91.222.160.0/2291.222.160.0 - 91.222.163.2552010/12/23RIPE NCC
91.222.184.0/2491.222.184.0 - 91.222.184.2552011/01/04RIPE NCC
91.222.185.0/2491.222.185.0 - 91.222.185.2552011/01/04RIPE NCC
91.222.186.0/2491.222.186.0 - 91.222.186.2552011/01/04RIPE NCC
91.222.187.0/2491.222.187.0 - 91.222.187.2552011/01/04RIPE NCC
91.222.192.0/2291.222.192.0 - 91.222.195.2552011/01/06RIPE NCC
91.222.212.0/2291.222.212.0 - 91.222.215.2552011/01/11RIPE NCC
91.222.224.0/2291.222.224.0 - 91.222.227.2552011/01/13RIPE NCC
91.223.3.0/2491.223.3.0 - 91.223.3.2552011/01/11RIPE NCC
91.223.4.0/2491.223.4.0 - 91.223.4.2552011/01/12RIPE NCC
91.223.6.0/2491.223.6.0 - 91.223.6.2552011/01/13RIPE NCC
91.223.13.0/2491.223.13.0 - 91.223.13.2552011/01/17RIPE NCC
91.223.14.0/2491.223.14.0 - 91.223.14.2552011/01/17RIPE NCC
91.223.23.0/2491.223.23.0 - 91.223.23.2552011/01/19RIPE NCC
91.223.31.0/2491.223.31.0 - 91.223.31.2552011/01/21RIPE NCC
91.223.33.0/2491.223.33.0 - 91.223.33.2552011/01/21RIPE NCC
91.223.52.0/2491.223.52.0 - 91.223.52.2552011/01/26RIPE NCC
91.223.55.0/2491.223.55.0 - 91.223.55.2552011/01/27RIPE NCC
91.223.57.0/2491.223.57.0 - 91.223.57.2552011/01/27RIPE NCC
91.223.64.0/2491.223.64.0 - 91.223.64.2552011/01/28RIPE NCC
91.223.68.0/2491.223.68.0 - 91.223.68.2552011/02/01RIPE NCC
91.223.72.0/2491.223.72.0 - 91.223.72.2552011/02/02RIPE NCC
91.223.78.0/2491.223.78.0 - 91.223.78.2552011/02/03RIPE NCC
91.223.81.0/2491.223.81.0 - 91.223.81.2552011/02/03RIPE NCC
91.223.83.0/2491.223.83.0 - 91.223.83.2552011/02/04RIPE NCC
91.223.130.0/2491.223.130.0 - 91.223.130.2552011/02/15RIPE NCC
91.223.133.0/2491.223.133.0 - 91.223.133.2552011/02/16RIPE NCC
91.223.134.0/2491.223.134.0 - 91.223.134.2552011/02/16RIPE NCC
91.223.135.0/2491.223.135.0 - 91.223.135.2552011/02/16RIPE NCC
91.223.142.0/2491.223.142.0 - 91.223.142.2552011/02/18RIPE NCC
91.223.160.0/2491.223.160.0 - 91.223.160.2552011/02/23RIPE 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。

1401-1600 of 3879 rows
CIDR
91.240.76.0/24
91.240.93.0/24
91.240.100.0/23
91.240.106.0/23
91.240.130.0/23
91.240.132.0/22
91.240.136.0/22
91.240.152.0/23
91.240.193.0/24
91.240.196.0/22
91.240.223.0/24
91.240.238.0/23
91.240.248.0/22
91.241.5.0/24
91.241.24.0/22
91.241.31.0/24
91.241.32.0/21
91.241.40.0/23
91.241.60.0/22
91.242.56.0/21
91.242.174.0/23
91.242.218.0/24
91.242.220.0/23
91.242.231.0/24
91.243.66.0/23
91.243.115.0/24
91.244.70.0/23
91.244.182.0/24
91.244.184.0/21
91.244.208.0/20
91.244.225.0/24
91.244.230.0/23
91.244.248.0/22
91.245.80.0/21
91.245.209.0/24
91.245.219.0/24
91.246.13.0/24
91.246.15.0/24
91.246.60.0/24
91.246.64.0/20
91.246.104.0/21
91.246.168.0/22
91.246.208.0/21
91.247.146.0/23
91.247.252.0/24
91.250.243.0/24
92.42.112.0/21
92.43.112.0/21
92.43.144.0/21
92.55.192.0/18
92.60.128.0/20
92.60.176.0/20
92.63.32.0/20
92.118.104.0/22
92.118.164.0/22
92.119.220.0/22
92.242.180.0/22
92.244.32.0/19
93.89.192.0/20
93.91.208.0/20
93.94.16.0/21
93.94.184.0/21
93.95.88.0/21
93.105.0.0/16
93.113.44.0/24
93.113.97.0/24
93.113.101.0/24
93.113.130.0/24
93.114.69.0/24
93.115.39.0/24
93.115.72.0/22
93.154.128.0/17
93.157.64.0/20
93.157.88.0/21
93.157.96.0/21
93.157.112.0/21
93.157.152.0/21
93.158.232.0/22
93.159.0.0/18
93.159.128.0/18
93.174.24.0/21
93.175.64.0/18
93.175.128.0/20
93.175.160.0/20
93.176.192.0/18
93.177.88.0/22
93.179.192.0/18
93.180.160.0/19
93.181.128.0/18
93.190.36.0/22
94.24.28.0/24
94.24.79.0/24
94.40.0.0/16
94.42.0.0/16
94.75.64.0/18
94.78.128.0/18
94.101.16.0/20
94.103.252.0/22
94.124.0.0/20
94.124.16.0/21
94.124.76.0/24
94.127.104.0/21
94.131.192.0/19
94.141.128.0/19
94.142.130.0/24
94.152.0.0/16
94.154.16.0/20
94.154.56.0/21
94.154.96.0/21
94.154.117.0/24
94.158.128.0/20
94.158.224.0/20
94.172.0.0/16
94.176.109.0/24
94.177.67.0/24
94.230.16.0/20
94.231.0.0/20
94.231.48.0/20
94.231.201.0/24
94.231.224.0/20
94.232.32.0/21
94.232.144.0/20
94.232.216.0/21
94.240.0.0/19
94.240.32.0/20
94.240.48.0/21
94.240.60.0/22
94.246.128.0/18
94.251.128.0/17
94.254.128.0/17
95.48.0.0/14
95.108.0.0/17
95.129.224.0/21
95.130.4.0/22
95.131.32.0/21
95.141.243.0/24
95.142.240.0/20
95.143.240.0/20
95.155.64.0/18
95.156.240.0/21
95.158.64.0/18
95.160.0.0/16
95.171.96.0/19
95.171.192.0/19
95.174.32.0/19
95.175.0.0/19
95.178.0.0/21
95.178.40.0/21
95.178.92.0/22
95.178.96.0/21
95.178.104.0/23
95.178.120.0/21
95.182.24.0/21
95.214.4.0/22
95.214.52.0/22
95.215.20.0/22
95.215.24.0/21
95.215.52.0/22
95.215.64.0/22
95.215.76.0/22
95.215.192.0/21
95.215.232.0/22
103.112.60.0/24
103.203.84.0/22
103.248.24.0/24
107.161.154.0/24
109.69.88.0/21
109.74.96.0/20
109.94.240.0/20
109.95.0.0/21
109.95.24.0/21
109.95.88.0/21
109.95.112.0/21
109.95.136.0/21
109.95.144.0/20
109.95.168.0/21
109.95.176.0/21
109.95.200.0/21
109.95.232.0/21
109.106.4.0/22
109.107.0.0/19
109.125.192.0/18
109.173.128.0/17
109.196.0.0/20
109.196.32.0/19
109.196.80.0/20
109.196.112.0/20
109.196.144.0/20
109.196.224.0/19
109.197.32.0/20
109.197.56.0/21
109.197.64.0/21
109.197.96.0/21
109.197.164.0/24
109.197.168.0/21
109.197.184.0/21
109.199.0.0/19
109.199.64.0/19
109.200.80.0/20
109.205.48.0/21