| CIDR | IP地址开始 | IP地址结束 | IP地址数量 | 分配时间 | 注册机构 |
|---|---|---|---|---|---|
| 173.224.112.0/20 | 173.224.112.0 | 173.224.127.255 | 4,096 | 2010-01-19 | arin |
| 173.224.144.0/20 | 173.224.144.0 | 173.224.159.255 | 4,096 | 2010-01-19 | arin |
| 173.224.160.0/21 | 173.224.160.0 | 173.224.167.255 | 2,048 | 2015-04-01 | arin |
| 173.224.168.0/23 | 173.224.168.0 | 173.224.169.255 | 512 | 2012-07-18 | arin |
| 173.224.170.0/23 | 173.224.170.0 | 173.224.171.255 | 512 | 2015-06-30 | arin |
| 173.224.172.0/22 | 173.224.172.0 | 173.224.175.255 | 1,024 | 2015-03-19 | arin |
| 173.224.176.0/20 | 173.224.176.0 | 173.224.191.255 | 4,096 | 2010-01-20 | arin |
| 173.224.192.0/20 | 173.224.192.0 | 173.224.207.255 | 4,096 | 2010-01-20 | arin |
| 173.224.208.0/20 | 173.224.208.0 | 173.224.223.255 | 4,096 | 2010-01-22 | arin |
| 173.225.0.0/20 | 173.225.0.0 | 173.225.15.255 | 4,096 | 2010-01-22 | arin |
| 173.225.16.0/20 | 173.225.16.0 | 173.225.31.255 | 4,096 | 2010-01-22 | arin |
| 173.225.32.0/20 | 173.225.32.0 | 173.225.47.255 | 4,096 | 2017-12-14 | arin |
| 173.225.48.0/20 | 173.225.48.0 | 173.225.63.255 | 4,096 | 2010-01-26 | arin |
| 173.225.64.0/20 | 173.225.64.0 | 173.225.79.255 | 4,096 | 2010-01-28 | arin |
| 173.225.80.0/20 | 173.225.80.0 | 173.225.95.255 | 4,096 | 2017-04-04 | arin |
| 173.225.96.0/20 | 173.225.96.0 | 173.225.111.255 | 4,096 | 2016-06-02 | arin |
| 173.225.112.0/20 | 173.225.112.0 | 173.225.127.255 | 4,096 | 2011-03-16 | arin |
| 173.225.128.0/20 | 173.225.128.0 | 173.225.143.255 | 4,096 | 2010-01-29 | arin |
| 173.225.144.0/20 | 173.225.144.0 | 173.225.159.255 | 4,096 | 2011-08-29 | arin |
| 173.225.160.0/20 | 173.225.160.0 | 173.225.175.255 | 4,096 | 2010-02-02 | arin |
| 173.225.176.0/20 | 173.225.176.0 | 173.225.191.255 | 4,096 | 2010-02-02 | arin |
| 173.225.192.0/20 | 173.225.192.0 | 173.225.207.255 | 4,096 | 2010-02-03 | arin |
| 173.225.224.0/20 | 173.225.224.0 | 173.225.239.255 | 4,096 | 2010-02-03 | arin |
| 173.226.0.0/15 | 173.226.0.0 | 173.227.255.255 | 131,072 | 2010-01-08 | arin |
| 173.228.0.0/17 | 173.228.0.0 | 173.228.127.255 | 32,768 | 2010-02-17 | arin |
| 173.228.128.0/19 | 173.228.128.0 | 173.228.159.255 | 8,192 | 2010-02-17 | arin |
| 173.228.160.0/19 | 173.228.160.0 | 173.228.191.255 | 8,192 | 2018-07-11 | arin |
| 173.229.0.0/19 | 173.229.0.0 | 173.229.31.255 | 8,192 | 2010-02-17 | arin |
| 173.229.32.0/19 | 173.229.32.0 | 173.229.63.255 | 8,192 | 2011-02-04 | arin |
| 173.229.64.0/18 | 173.229.64.0 | 173.229.127.255 | 16,384 | 2011-02-18 | arin |
| 173.229.128.0/17 | 173.229.128.0 | 173.229.255.255 | 32,768 | 2010-03-01 | arin |
| 173.230.0.0/17 | 173.230.0.0 | 173.230.127.255 | 32,768 | 2010-03-03 | arin |
| 173.230.128.0/19 | 173.230.128.0 | 173.230.159.255 | 8,192 | 2010-03-15 | arin |
| 173.230.192.0/19 | 173.230.192.0 | 173.230.223.255 | 8,192 | 2010-03-22 | arin |
| 173.230.224.0/20 | 173.230.224.0 | 173.230.239.255 | 4,096 | 2010-03-25 | arin |
| 173.230.240.0/20 | 173.230.240.0 | 173.230.255.255 | 4,096 | 2010-12-28 | arin |
| 173.231.0.0/18 | 173.231.0.0 | 173.231.63.255 | 16,384 | 2010-03-19 | arin |
| 173.231.64.0/23 | 173.231.64.0 | 173.231.65.255 | 512 | 2019-10-18 | arin |
| 173.231.66.0/23 | 173.231.66.0 | 173.231.67.255 | 512 | 2019-10-25 | arin |
| 173.231.68.0/22 | 173.231.68.0 | 173.231.71.255 | 1,024 | 2019-10-18 | arin |
| 173.231.72.0/21 | 173.231.72.0 | 173.231.79.255 | 2,048 | 2019-10-22 | arin |
| 173.231.80.0/20 | 173.231.80.0 | 173.231.95.255 | 4,096 | 2019-12-11 | arin |
| 173.231.128.0/18 | 173.231.128.0 | 173.231.191.255 | 16,384 | 2010-03-22 | arin |
| 173.231.192.0/18 | 173.231.192.0 | 173.231.255.255 | 16,384 | 2018-10-23 | arin |
| 173.232.0.0/16 | 173.232.0.0 | 173.232.255.255 | 65,536 | 2010-01-20 | arin |
| 173.233.0.0/19 | 173.233.0.0 | 173.233.31.255 | 8,192 | 2010-02-10 | arin |
| 173.233.32.0/20 | 173.233.32.0 | 173.233.47.255 | 4,096 | 2010-02-10 | arin |
| 173.233.48.0/20 | 173.233.48.0 | 173.233.63.255 | 4,096 | 2010-02-10 | arin |
| 173.233.64.0/19 | 173.233.64.0 | 173.233.95.255 | 8,192 | 2010-02-10 | arin |
| 173.233.96.0/20 | 173.233.96.0 | 173.233.111.255 | 4,096 | 2010-02-10 | arin |
| 173.233.112.0/20 | 173.233.112.0 | 173.233.127.255 | 4,096 | 2010-02-10 | arin |
| 173.233.128.0/19 | 173.233.128.0 | 173.233.159.255 | 8,192 | 2015-06-04 | arin |
| 173.233.160.0/20 | 173.233.160.0 | 173.233.175.255 | 4,096 | 2010-02-10 | arin |
| 173.233.176.0/20 | 173.233.176.0 | 173.233.191.255 | 4,096 | 2010-02-11 | arin |
| 173.233.192.0/18 | 173.233.192.0 | 173.233.255.255 | 16,384 | 2010-03-08 | arin |
| 173.234.24.0/21 | 173.234.24.0 | 173.234.31.255 | 2,048 | 2016-02-01 | arin |
| 173.234.32.0/19 | 173.234.32.0 | 173.234.63.255 | 8,192 | 2010-02-12 | arin |
| 173.234.72.0/21 | 173.234.72.0 | 173.234.79.255 | 2,048 | 2010-02-12 | arin |
| 173.234.80.0/20 | 173.234.80.0 | 173.234.95.255 | 4,096 | 2010-02-12 | arin |
| 173.234.96.0/21 | 173.234.96.0 | 173.234.103.255 | 2,048 | 2010-02-12 | arin |
| 173.234.112.0/20 | 173.234.112.0 | 173.234.127.255 | 4,096 | 2010-02-12 | arin |
| 173.234.144.0/20 | 173.234.144.0 | 173.234.159.255 | 4,096 | 2010-02-12 | arin |
| 173.234.160.0/19 | 173.234.160.0 | 173.234.191.255 | 8,192 | 2010-02-12 | arin |
| 173.234.192.0/18 | 173.234.192.0 | 173.234.255.255 | 16,384 | 2010-02-12 | arin |
| 173.235.0.0/16 | 173.235.0.0 | 173.235.255.255 | 65,536 | 2010-02-17 | arin |
| 173.236.0.0/17 | 173.236.0.0 | 173.236.127.255 | 32,768 | 2010-03-23 | arin |
| 173.236.128.0/17 | 173.236.128.0 | 173.236.255.255 | 32,768 | 2010-03-30 | arin |
| 173.237.0.0/18 | 173.237.0.0 | 173.237.63.255 | 16,384 | 2015-06-04 | arin |
| 173.237.64.0/20 | 173.237.64.0 | 173.237.79.255 | 4,096 | 2015-06-04 | arin |
| 173.237.80.0/20 | 173.237.80.0 | 173.237.95.255 | 4,096 | 2011-01-18 | arin |
| 173.237.128.0/18 | 173.237.128.0 | 173.237.191.255 | 16,384 | 2010-05-14 | arin |
| 173.237.192.0/20 | 173.237.192.0 | 173.237.207.255 | 4,096 | 2011-01-12 | arin |
| 173.237.224.0/20 | 173.237.224.0 | 173.237.239.255 | 4,096 | 2011-01-13 | arin |
| 173.239.0.0/19 | 173.239.0.0 | 173.239.31.255 | 8,192 | 2010-03-30 | arin |
| 173.239.32.0/20 | 173.239.32.0 | 173.239.47.255 | 4,096 | 2010-03-30 | arin |
| 173.239.48.0/21 | 173.239.48.0 | 173.239.55.255 | 2,048 | 2010-03-30 | arin |
| 173.239.56.0/22 | 173.239.56.0 | 173.239.59.255 | 1,024 | 2010-03-30 | arin |
| 173.239.61.0/24 | 173.239.61.0 | 173.239.61.255 | 256 | 2017-02-14 | arin |
| 173.239.62.0/23 | 173.239.62.0 | 173.239.63.255 | 512 | 2017-02-14 | arin |
| 173.239.64.0/20 | 173.239.64.0 | 173.239.79.255 | 4,096 | 2010-04-12 | arin |
| 173.239.80.0/20 | 173.239.80.0 | 173.239.95.255 | 4,096 | 2011-01-13 | arin |
| 173.239.96.0/19 | 173.239.96.0 | 173.239.127.255 | 8,192 | 2011-02-08 | arin |
| 173.239.192.0/18 | 173.239.192.0 | 173.239.255.255 | 16,384 | 2010-05-06 | arin |
| 173.240.0.0/20 | 173.240.0.0 | 173.240.15.255 | 4,096 | 2010-04-07 | arin |
| 173.240.16.0/20 | 173.240.16.0 | 173.240.31.255 | 4,096 | 2010-04-07 | arin |
| 173.240.32.0/20 | 173.240.32.0 | 173.240.47.255 | 4,096 | 2010-04-07 | arin |
| 173.240.48.0/20 | 173.240.48.0 | 173.240.63.255 | 4,096 | 2010-04-07 | arin |
| 173.240.64.0/20 | 173.240.64.0 | 173.240.79.255 | 4,096 | 2010-04-07 | arin |
| 173.240.80.0/20 | 173.240.80.0 | 173.240.95.255 | 4,096 | 2010-04-08 | arin |
| 173.240.96.0/20 | 173.240.96.0 | 173.240.111.255 | 4,096 | 2010-04-09 | arin |
| 173.240.112.0/20 | 173.240.112.0 | 173.240.127.255 | 4,096 | 2010-04-13 | arin |
| 173.240.128.0/20 | 173.240.128.0 | 173.240.143.255 | 4,096 | 2010-04-16 | arin |
| 173.240.144.0/20 | 173.240.144.0 | 173.240.159.255 | 4,096 | 2022-12-09 | arin |
| 173.240.160.0/20 | 173.240.160.0 | 173.240.175.255 | 4,096 | 2015-03-11 | arin |
| 173.240.192.0/20 | 173.240.192.0 | 173.240.207.255 | 4,096 | 2010-04-16 | arin |
| 173.240.208.0/20 | 173.240.208.0 | 173.240.223.255 | 4,096 | 2010-04-16 | arin |
| 173.240.224.0/20 | 173.240.224.0 | 173.240.239.255 | 4,096 | 2010-04-16 | arin |
| 173.240.240.0/20 | 173.240.240.0 | 173.240.255.255 | 4,096 | 2010-04-19 | arin |
| 173.241.0.0/20 | 173.241.0.0 | 173.241.15.255 | 4,096 | 2010-04-20 | arin |
| 173.241.16.0/20 | 173.241.16.0 | 173.241.31.255 | 4,096 | 2010-04-21 | arin |
| 173.241.48.0/20 | 173.241.48.0 | 173.241.63.255 | 4,096 | 2010-04-23 | arin |
| 173.241.64.0/20 | 173.241.64.0 | 173.241.79.255 | 4,096 | 2010-04-23 | arin |
| 173.241.80.0/20 | 173.241.80.0 | 173.241.95.255 | 4,096 | 2010-04-23 | arin |
| 173.241.112.0/20 | 173.241.112.0 | 173.241.127.255 | 4,096 | 2010-04-26 | arin |
| 173.241.128.0/20 | 173.241.128.0 | 173.241.143.255 | 4,096 | 2010-04-26 | arin |
| 173.241.144.0/20 | 173.241.144.0 | 173.241.159.255 | 4,096 | 2010-04-26 | arin |
| 173.241.160.0/20 | 173.241.160.0 | 173.241.175.255 | 4,096 | 2010-04-27 | arin |
| 173.241.176.0/20 | 173.241.176.0 | 173.241.191.255 | 4,096 | 2010-04-28 | arin |
| 173.241.192.0/20 | 173.241.192.0 | 173.241.207.255 | 4,096 | 2010-04-29 | arin |
| 173.241.208.0/20 | 173.241.208.0 | 173.241.223.255 | 4,096 | 2010-04-29 | arin |
| 173.241.224.0/20 | 173.241.224.0 | 173.241.239.255 | 4,096 | 2010-04-29 | arin |
| 173.241.240.0/20 | 173.241.240.0 | 173.241.255.255 | 4,096 | 2010-04-30 | arin |
| 173.242.0.0/20 | 173.242.0.0 | 173.242.15.255 | 4,096 | 2010-04-30 | arin |
| 173.242.16.0/20 | 173.242.16.0 | 173.242.31.255 | 4,096 | 2010-05-03 | arin |
| 173.242.32.0/20 | 173.242.32.0 | 173.242.47.255 | 4,096 | 2010-05-05 | arin |
| 173.242.64.0/20 | 173.242.64.0 | 173.242.79.255 | 4,096 | 2010-05-05 | arin |
| 173.242.80.0/20 | 173.242.80.0 | 173.242.95.255 | 4,096 | 2010-05-06 | arin |
| 173.242.96.0/20 | 173.242.96.0 | 173.242.111.255 | 4,096 | 2010-05-06 | arin |
| 173.242.128.0/20 | 173.242.128.0 | 173.242.143.255 | 4,096 | 2010-05-07 | arin |
| 173.242.144.0/20 | 173.242.144.0 | 173.242.159.255 | 4,096 | 2010-05-07 | arin |
| 173.242.160.0/20 | 173.242.160.0 | 173.242.175.255 | 4,096 | 2010-05-07 | arin |
| 173.242.192.0/20 | 173.242.192.0 | 173.242.207.255 | 4,096 | 2010-05-13 | arin |
| 173.242.208.0/20 | 173.242.208.0 | 173.242.223.255 | 4,096 | 2022-08-08 | arin |
| 173.242.224.0/20 | 173.242.224.0 | 173.242.239.255 | 4,096 | 2010-05-13 | arin |
| 173.242.240.0/20 | 173.242.240.0 | 173.242.255.255 | 4,096 | 2010-05-14 | arin |
| 173.243.0.0/20 | 173.243.0.0 | 173.243.15.255 | 4,096 | 2010-05-18 | arin |
| 173.243.16.0/20 | 173.243.16.0 | 173.243.31.255 | 4,096 | 2010-05-18 | arin |
| 173.243.48.0/20 | 173.243.48.0 | 173.243.63.255 | 4,096 | 2010-05-21 | arin |
| 173.243.64.0/20 | 173.243.64.0 | 173.243.79.255 | 4,096 | 2010-05-26 | arin |
| 173.243.112.0/20 | 173.243.112.0 | 173.243.127.255 | 4,096 | 2010-06-02 | arin |
| 173.243.128.0/20 | 173.243.128.0 | 173.243.143.255 | 4,096 | 2010-12-21 | arin |
| 173.243.144.0/20 | 173.243.144.0 | 173.243.159.255 | 4,096 | 2010-06-03 | arin |
| 173.243.160.0/20 | 173.243.160.0 | 173.243.175.255 | 4,096 | 2010-06-03 | arin |
| 173.243.176.0/20 | 173.243.176.0 | 173.243.191.255 | 4,096 | 2010-06-03 | arin |
| 173.243.208.0/20 | 173.243.208.0 | 173.243.223.255 | 4,096 | 2010-06-04 | arin |
| 173.243.224.0/22 | 173.243.224.0 | 173.243.227.255 | 1,024 | 2019-08-29 | arin |
| 173.243.228.0/24 | 173.243.228.0 | 173.243.228.255 | 256 | 2022-12-19 | arin |
| 173.243.230.0/23 | 173.243.230.0 | 173.243.231.255 | 512 | 2019-08-30 | arin |
| 173.243.232.0/22 | 173.243.232.0 | 173.243.235.255 | 1,024 | 2019-08-29 | arin |
| 173.243.236.0/24 | 173.243.236.0 | 173.243.236.255 | 256 | 2019-09-04 | arin |
| 173.243.237.0/24 | 173.243.237.0 | 173.243.237.255 | 256 | 2023-04-03 | arin |
| 173.243.238.0/23 | 173.243.238.0 | 173.243.239.255 | 512 | 2019-08-29 | arin |
| 173.243.240.0/20 | 173.243.240.0 | 173.243.255.255 | 4,096 | 2010-06-07 | arin |
| 173.244.0.0/19 | 173.244.0.0 | 173.244.31.255 | 8,192 | 2010-04-20 | arin |
| 173.244.32.0/19 | 173.244.32.0 | 173.244.63.255 | 8,192 | 2010-04-21 | arin |
| 173.244.64.0/20 | 173.244.64.0 | 173.244.79.255 | 4,096 | 2010-04-23 | arin |
| 173.244.96.0/20 | 173.244.96.0 | 173.244.111.255 | 4,096 | 2010-04-30 | arin |
| 173.244.128.0/20 | 173.244.128.0 | 173.244.143.255 | 4,096 | 2010-01-19 | arin |
| 173.244.160.0/19 | 173.244.160.0 | 173.244.191.255 | 8,192 | 2010-05-03 | arin |
| 173.244.192.0/19 | 173.244.192.0 | 173.244.223.255 | 8,192 | 2010-05-10 | arin |
| 173.244.224.0/19 | 173.244.224.0 | 173.244.255.255 | 8,192 | 2022-09-20 | arin |
| 173.245.0.0/19 | 173.245.0.0 | 173.245.31.255 | 8,192 | 2010-05-11 | arin |
| 173.245.32.0/20 | 173.245.32.0 | 173.245.47.255 | 4,096 | 2010-05-12 | arin |
| 173.245.48.0/20 | 173.245.48.0 | 173.245.63.255 | 4,096 | 2010-12-28 | arin |
| 173.245.64.0/19 | 173.245.64.0 | 173.245.95.255 | 8,192 | 2010-05-13 | arin |
| 173.245.96.0/19 | 173.245.96.0 | 173.245.127.255 | 8,192 | 2010-05-18 | arin |
| 173.245.128.0/20 | 173.245.128.0 | 173.245.143.255 | 4,096 | 2010-05-20 | arin |
| 173.245.144.0/20 | 173.245.144.0 | 173.245.159.255 | 4,096 | 2010-12-28 | arin |
| 173.245.168.0/21 | 173.245.168.0 | 173.245.175.255 | 2,048 | 2010-05-20 | arin |
| 173.245.176.0/20 | 173.245.176.0 | 173.245.191.255 | 4,096 | 2010-05-20 | arin |
| 173.245.192.0/21 | 173.245.192.0 | 173.245.199.255 | 2,048 | 2010-05-21 | arin |
| 173.245.200.0/23 | 173.245.200.0 | 173.245.201.255 | 512 | 2010-05-21 | arin |
| 173.245.202.0/23 | 173.245.202.0 | 173.245.203.255 | 512 | 2010-05-21 | arin |
| 173.245.204.0/23 | 173.245.204.0 | 173.245.205.255 | 512 | 2010-05-21 | arin |
| 173.245.206.0/23 | 173.245.206.0 | 173.245.207.255 | 512 | 2010-05-21 | arin |
| 173.245.208.0/24 | 173.245.208.0 | 173.245.208.255 | 256 | 2010-05-21 | arin |
| 173.245.209.0/24 | 173.245.209.0 | 173.245.209.255 | 256 | 2010-05-21 | arin |
| 173.245.210.0/24 | 173.245.210.0 | 173.245.210.255 | 256 | 2010-05-21 | arin |
| 173.245.211.0/24 | 173.245.211.0 | 173.245.211.255 | 256 | 2010-05-21 | arin |
| 173.245.212.0/22 | 173.245.212.0 | 173.245.215.255 | 1,024 | 2010-05-21 | arin |
| 173.245.216.0/24 | 173.245.216.0 | 173.245.216.255 | 256 | 2010-05-21 | arin |
| 173.245.217.0/24 | 173.245.217.0 | 173.245.217.255 | 256 | 2010-05-21 | arin |
| 173.245.218.0/24 | 173.245.218.0 | 173.245.218.255 | 256 | 2010-05-21 | arin |
| 173.245.219.0/24 | 173.245.219.0 | 173.245.219.255 | 256 | 2010-05-21 | arin |
| 173.245.220.0/22 | 173.245.220.0 | 173.245.223.255 | 1,024 | 2010-05-21 | arin |
| 173.245.224.0/20 | 173.245.224.0 | 173.245.239.255 | 4,096 | 2010-05-26 | arin |
| 173.245.240.0/20 | 173.245.240.0 | 173.245.255.255 | 4,096 | 2010-12-29 | arin |
| 173.246.32.0/19 | 173.246.32.0 | 173.246.63.255 | 8,192 | 2010-06-02 | arin |
| 173.246.96.0/20 | 173.246.96.0 | 173.246.111.255 | 4,096 | 2010-06-18 | arin |
| 173.246.112.0/20 | 173.246.112.0 | 173.246.127.255 | 4,096 | 2010-12-30 | arin |
| 173.246.160.0/19 | 173.246.160.0 | 173.246.191.255 | 8,192 | 2018-07-11 | arin |
| 173.246.192.0/19 | 173.246.192.0 | 173.246.223.255 | 8,192 | 2010-06-28 | arin |
| 173.246.224.0/19 | 173.246.224.0 | 173.246.255.255 | 8,192 | 2010-06-28 | arin |
| 173.247.0.0/19 | 173.247.0.0 | 173.247.31.255 | 8,192 | 2010-06-30 | arin |
| 173.247.64.0/19 | 173.247.64.0 | 173.247.95.255 | 8,192 | 2010-07-09 | arin |
| 173.247.96.0/19 | 173.247.96.0 | 173.247.127.255 | 8,192 | 2013-06-14 | arin |
| 173.247.160.0/19 | 173.247.160.0 | 173.247.191.255 | 8,192 | 2010-07-27 | arin |
| 173.247.192.0/20 | 173.247.192.0 | 173.247.207.255 | 4,096 | 2010-07-28 | arin |
| 173.247.224.0/20 | 173.247.224.0 | 173.247.239.255 | 4,096 | 2010-07-29 | arin |
| 173.247.240.0/20 | 173.247.240.0 | 173.247.255.255 | 4,096 | 2022-08-04 | arin |
| 173.248.0.0/18 | 173.248.0.0 | 173.248.63.255 | 16,384 | 2010-05-06 | arin |
| 173.248.64.0/18 | 173.248.64.0 | 173.248.127.255 | 16,384 | 2010-05-10 | arin |
| 173.248.128.0/18 | 173.248.128.0 | 173.248.191.255 | 16,384 | 2010-05-13 | arin |
| 173.248.192.0/19 | 173.248.192.0 | 173.248.223.255 | 8,192 | 2016-06-14 | arin |
| 173.249.64.0/20 | 173.249.64.0 | 173.249.79.255 | 4,096 | 2010-06-01 | arin |
| 173.249.80.0/20 | 173.249.80.0 | 173.249.95.255 | 4,096 | 2018-05-30 | arin |
| 173.249.96.0/19 | 173.249.96.0 | 173.249.127.255 | 8,192 | 2011-02-09 | arin |
| 173.249.128.0/20 | 173.249.128.0 | 173.249.143.255 | 4,096 | 2010-06-08 | arin |
| 173.249.144.0/20 | 173.249.144.0 | 173.249.159.255 | 4,096 | 2011-01-18 | arin |
| 173.249.160.0/22 | 173.249.160.0 | 173.249.163.255 | 1,024 | 2021-10-11 | arin |
| 173.249.164.0/22 | 173.249.164.0 | 173.249.167.255 | 1,024 | 2021-10-04 | arin |
| 173.249.172.0/22 | 173.249.172.0 | 173.249.175.255 | 1,024 | 2021-10-04 | arin |
| 173.249.176.0/22 | 173.249.176.0 | 173.249.179.255 | 1,024 | 2021-10-04 | arin |
| 173.249.180.0/22 | 173.249.180.0 | 173.249.183.255 | 1,024 | 2021-10-04 | arin |
| 173.249.184.0/22 | 173.249.184.0 | 173.249.187.255 | 1,024 | 2021-10-07 | arin |
| 173.249.188.0/22 | 173.249.188.0 | 173.249.191.255 | 1,024 | 2022-01-04 | arin |
| 173.249.192.0/18 | 173.249.192.0 | 173.249.255.255 | 16,384 | 2010-06-15 | arin |
| 173.250.128.0/19 | 173.250.128.0 | 173.250.159.255 | 8,192 | 2023-08-22 | arin |
| 173.250.160.0/19 | 173.250.160.0 | 173.250.191.255 | 8,192 | 2010-06-08 | arin |
| 173.250.192.0/19 | 173.250.192.0 | 173.250.223.255 | 8,192 | 2023-10-03 | arin |
| 173.250.224.0/21 | 173.250.224.0 | 173.250.231.255 | 2,048 | 2010-06-08 | arin |
| 173.250.232.0/21 | 173.250.232.0 | 173.250.239.255 | 2,048 | 2023-10-24 | arin |
| 173.250.240.0/20 | 173.250.240.0 | 173.250.255.255 | 4,096 | 2023-10-24 | arin |
| 173.251.0.0/17 | 173.251.0.0 | 173.251.127.255 | 32,768 | 2010-06-18 | arin |
| 173.251.128.0/17 | 173.251.128.0 | 173.251.255.255 | 32,768 | 2010-07-16 | arin |
| 173.252.64.0/18 | 173.252.64.0 | 173.252.127.255 | 16,384 | 2011-02-28 | arin |
| 173.252.128.0/23 | 173.252.128.0 | 173.252.129.255 | 512 | 2010-09-16 | arin |
| 173.252.130.0/23 | 173.252.130.0 | 173.252.131.255 | 512 | 2010-09-16 | arin |
| 173.252.132.0/22 | 173.252.132.0 | 173.252.135.255 | 1,024 | 2010-09-16 | arin |
| 173.252.136.0/22 | 173.252.136.0 | 173.252.139.255 | 1,024 | 2010-09-16 | arin |
| 173.252.140.0/23 | 173.252.140.0 | 173.252.141.255 | 512 | 2010-09-16 | arin |
| 173.252.142.0/24 | 173.252.142.0 | 173.252.142.255 | 256 | 2010-09-16 | arin |
| 173.252.143.0/24 | 173.252.143.0 | 173.252.143.255 | 256 | 2023-05-25 | arin |
| 173.252.144.0/24 | 173.252.144.0 | 173.252.144.255 | 256 | 2023-04-13 | arin |
| 173.252.145.0/24 | 173.252.145.0 | 173.252.145.255 | 256 | 2010-09-16 | arin |
| 173.252.146.0/23 | 173.252.146.0 | 173.252.147.255 | 512 | 2010-09-16 | arin |
| 173.252.148.0/22 | 173.252.148.0 | 173.252.151.255 | 1,024 | 2010-09-16 | arin |
| 173.252.152.0/21 | 173.252.152.0 | 173.252.159.255 | 2,048 | 2010-09-16 | arin |
| 173.252.160.0/22 | 173.252.160.0 | 173.252.163.255 | 1,024 | 2010-09-16 | arin |
| 173.252.164.0/23 | 173.252.164.0 | 173.252.165.255 | 512 | 2010-09-16 | arin |
| 173.252.166.0/24 | 173.252.166.0 | 173.252.166.255 | 256 | 2010-09-16 | arin |
| 173.252.167.0/24 | 173.252.167.0 | 173.252.167.255 | 256 | 2023-04-13 | arin |
| 173.252.168.0/21 | 173.252.168.0 | 173.252.175.255 | 2,048 | 2010-09-16 | arin |
| 173.252.176.0/20 | 173.252.176.0 | 173.252.191.255 | 4,096 | 2010-09-16 | arin |
| 173.252.192.0/18 | 173.252.192.0 | 173.252.255.255 | 16,384 | 2010-09-16 | arin |
| 173.253.0.0/17 | 173.253.0.0 | 173.253.127.255 | 32,768 | 2010-09-22 | arin |
| 173.253.128.0/17 | 173.253.128.0 | 173.253.255.255 | 32,768 | 2010-10-01 | arin |
| 173.254.0.0/17 | 173.254.0.0 | 173.254.127.255 | 32,768 | 2010-10-05 | arin |
| 173.254.128.0/19 | 173.254.128.0 | 173.254.159.255 | 8,192 | 2010-10-18 | arin |
| 173.254.160.0/20 | 173.254.160.0 | 173.254.175.255 | 4,096 | 2010-10-18 | arin |
| 173.254.176.0/20 | 173.254.176.0 | 173.254.191.255 | 4,096 | 2010-10-19 | arin |
| 173.254.192.0/18 | 173.254.192.0 | 173.254.255.255 | 16,384 | 2010-10-19 | arin |
| 173.255.0.0/20 | 173.255.0.0 | 173.255.15.255 | 4,096 | 2010-07-08 | arin |
| 173.255.32.0/20 | 173.255.32.0 | 173.255.47.255 | 4,096 | 2010-07-08 | arin |
| 173.255.48.0/20 | 173.255.48.0 | 173.255.63.255 | 4,096 | 2010-07-09 | arin |
| 173.255.80.0/20 | 173.255.80.0 | 173.255.95.255 | 4,096 | 2010-07-14 | arin |
| 173.255.96.0/20 | 173.255.96.0 | 173.255.111.255 | 4,096 | 2010-07-15 | arin |
| 173.255.112.0/20 | 173.255.112.0 | 173.255.127.255 | 4,096 | 2010-07-15 | arin |
| 173.255.128.0/20 | 173.255.128.0 | 173.255.143.255 | 4,096 | 2011-08-30 | arin |
| 173.255.160.0/19 | 173.255.160.0 | 173.255.191.255 | 8,192 | 2011-11-14 | arin |
| 173.255.192.0/18 | 173.255.192.0 | 173.255.255.255 | 16,384 | 2010-08-27 | arin |
| 174.8.0.0/13 | 174.8.0.0 | 174.15.255.255 | 524,288 | 2009-01-07 | arin |
| 174.16.0.0/12 | 174.16.0.0 | 174.31.255.255 | 1,048,576 | 2009-02-17 | arin |
| 174.32.0.0/15 | 174.32.0.0 | 174.33.255.255 | 131,072 | 2008-10-07 | arin |
| 174.34.0.0/19 | 174.34.0.0 | 174.34.31.255 | 8,192 | 2008-10-22 | arin |
| 174.34.32.0/20 | 174.34.32.0 | 174.34.47.255 | 4,096 | 2008-10-22 | arin |
| 174.34.48.0/20 | 174.34.48.0 | 174.34.63.255 | 4,096 | 2009-12-03 | arin |
| 174.34.64.0/22 | 174.34.64.0 | 174.34.67.255 | 1,024 | 2008-10-22 | arin |
| 174.34.68.0/23 | 174.34.68.0 | 174.34.69.255 | 512 | 2008-10-22 | arin |
| 174.34.70.0/24 | 174.34.70.0 | 174.34.70.255 | 256 | 2008-10-22 | arin |
| 174.34.71.0/24 | 174.34.71.0 | 174.34.71.255 | 256 | 2008-10-22 | arin |
| 174.34.72.0/23 | 174.34.72.0 | 174.34.73.255 | 512 | 2008-10-22 | arin |
| 174.34.74.0/24 | 174.34.74.0 | 174.34.74.255 | 256 | 2008-10-22 | arin |
| 174.34.75.0/24 | 174.34.75.0 | 174.34.75.255 | 256 | 2008-10-22 | arin |
| 174.34.76.0/22 | 174.34.76.0 | 174.34.79.255 | 1,024 | 2008-10-22 | arin |
| 174.34.80.0/22 | 174.34.80.0 | 174.34.83.255 | 1,024 | 2008-10-22 | arin |
| 174.34.84.0/24 | 174.34.84.0 | 174.34.84.255 | 256 | 2008-10-22 | arin |
| 174.34.85.0/24 | 174.34.85.0 | 174.34.85.255 | 256 | 2008-10-22 | arin |
| 174.34.86.0/23 | 174.34.86.0 | 174.34.87.255 | 512 | 2008-10-22 | arin |
| 174.34.88.0/23 | 174.34.88.0 | 174.34.89.255 | 512 | 2008-10-22 | arin |
| 174.34.90.0/23 | 174.34.90.0 | 174.34.91.255 | 512 | 2008-10-22 | arin |
| 174.34.92.0/23 | 174.34.92.0 | 174.34.93.255 | 512 | 2008-10-22 | arin |
| 174.34.94.0/23 | 174.34.94.0 | 174.34.95.255 | 512 | 2008-10-22 | arin |
| 174.34.96.0/19 | 174.34.96.0 | 174.34.127.255 | 8,192 | 2008-10-22 | arin |
| 174.34.128.0/18 | 174.34.128.0 | 174.34.191.255 | 16,384 | 2008-10-28 | arin |
| 174.34.192.0/19 | 174.34.192.0 | 174.34.223.255 | 8,192 | 2008-10-30 | arin |
| 174.34.224.0/24 | 174.34.224.0 | 174.34.224.255 | 256 | 2020-05-08 | arin |
| 174.34.225.0/24 | 174.34.225.0 | 174.34.225.255 | 256 | 2020-09-02 | arin |
| 174.34.226.0/24 | 174.34.226.0 | 174.34.226.255 | 256 | 2020-03-20 | arin |
| 174.34.227.0/24 | 174.34.227.0 | 174.34.227.255 | 256 | 2019-12-03 | arin |
| 174.34.228.0/24 | 174.34.228.0 | 174.34.228.255 | 256 | 2021-01-25 | arin |
| 174.34.230.0/24 | 174.34.230.0 | 174.34.230.255 | 256 | 2019-05-08 | arin |
| 174.34.231.0/24 | 174.34.231.0 | 174.34.231.255 | 256 | 2020-01-17 | arin |
| 174.34.233.0/24 | 174.34.233.0 | 174.34.233.255 | 256 | 2020-09-22 | arin |
| 174.34.234.0/24 | 174.34.234.0 | 174.34.234.255 | 256 | 2020-06-02 | arin |
| 174.34.235.0/24 | 174.34.235.0 | 174.34.235.255 | 256 | 2019-01-09 | arin |
| 174.34.236.0/22 | 174.34.236.0 | 174.34.239.255 | 1,024 | 2018-09-12 | arin |
| 174.34.240.0/24 | 174.34.240.0 | 174.34.240.255 | 256 | 2021-01-08 | arin |
| 174.34.241.0/24 | 174.34.241.0 | 174.34.241.255 | 256 | 2019-01-22 | arin |
| 174.34.242.0/23 | 174.34.242.0 | 174.34.243.255 | 512 | 2019-01-11 | arin |
| 174.34.244.0/24 | 174.34.244.0 | 174.34.244.255 | 256 | 2019-05-15 | arin |
| 174.34.245.0/24 | 174.34.245.0 | 174.34.245.255 | 256 | 2019-04-18 | arin |
| 174.34.246.0/23 | 174.34.246.0 | 174.34.247.255 | 512 | 2019-01-11 | arin |
| 174.34.252.0/24 | 174.34.252.0 | 174.34.252.255 | 256 | 2020-02-05 | arin |
| 174.34.253.0/24 | 174.34.253.0 | 174.34.253.255 | 256 | 2020-03-17 | arin |
| 174.34.254.0/24 | 174.34.254.0 | 174.34.254.255 | 256 | 2020-02-19 | arin |
| 174.34.255.0/24 | 174.34.255.0 | 174.34.255.255 | 256 | 2019-04-18 | arin |
| 174.35.0.0/17 | 174.35.0.0 | 174.35.127.255 | 32,768 | 2008-10-24 | arin |
| 174.36.0.0/15 | 174.36.0.0 | 174.37.255.255 | 131,072 | 2008-09-12 | arin |
| 174.38.0.0/15 | 174.38.0.0 | 174.39.255.255 | 131,072 | 2008-07-24 | arin |