| CIDR | IP地址开始 | IP地址结束 | IP地址数量 | 分配时间 | 注册机构 |
|---|---|---|---|---|---|
| 137.75.0.0/18 | 137.75.0.0 | 137.75.63.255 | 16,384 | 1989-11-07 | arin |
| 137.75.64.0/18 | 137.75.64.0 | 137.75.127.255 | 16,384 | 1989-11-07 | arin |
| 137.75.128.0/17 | 137.75.128.0 | 137.75.255.255 | 32,768 | 1989-11-07 | arin |
| 137.77.0.0/16 | 137.77.0.0 | 137.77.255.255 | 65,536 | 1989-11-08 | arin |
| 137.78.0.0/16 | 137.78.0.0 | 137.78.255.255 | 65,536 | 1989-11-08 | arin |
| 137.79.0.0/16 | 137.79.0.0 | 137.79.255.255 | 65,536 | 1989-11-08 | arin |
| 137.80.0.0/16 | 137.80.0.0 | 137.80.255.255 | 65,536 | 1989-11-08 | arin |
| 137.81.0.0/16 | 137.81.0.0 | 137.81.255.255 | 65,536 | 1989-11-09 | arin |
| 137.83.1.0/24 | 137.83.1.0 | 137.83.1.255 | 256 | 2019-08-09 | arin |
| 137.83.2.0/23 | 137.83.2.0 | 137.83.3.255 | 512 | 2020-07-06 | arin |
| 137.83.4.0/22 | 137.83.4.0 | 137.83.7.255 | 1,024 | 2020-02-27 | arin |
| 137.83.8.0/23 | 137.83.8.0 | 137.83.9.255 | 512 | 2019-12-20 | arin |
| 137.83.10.0/24 | 137.83.10.0 | 137.83.10.255 | 256 | 2020-01-29 | arin |
| 137.83.11.0/24 | 137.83.11.0 | 137.83.11.255 | 256 | 2019-06-26 | arin |
| 137.83.13.0/24 | 137.83.13.0 | 137.83.13.255 | 256 | 2019-08-14 | arin |
| 137.83.16.0/23 | 137.83.16.0 | 137.83.17.255 | 512 | 2020-01-28 | arin |
| 137.83.18.0/24 | 137.83.18.0 | 137.83.18.255 | 256 | 2020-01-09 | arin |
| 137.83.19.0/24 | 137.83.19.0 | 137.83.19.255 | 256 | 2019-04-15 | arin |
| 137.83.20.0/23 | 137.83.20.0 | 137.83.21.255 | 512 | 2020-04-28 | arin |
| 137.83.22.0/24 | 137.83.22.0 | 137.83.22.255 | 256 | 2020-01-02 | arin |
| 137.83.23.0/24 | 137.83.23.0 | 137.83.23.255 | 256 | 2019-05-01 | arin |
| 137.83.24.0/24 | 137.83.24.0 | 137.83.24.255 | 256 | 2020-05-28 | arin |
| 137.83.25.0/24 | 137.83.25.0 | 137.83.25.255 | 256 | 2020-06-12 | arin |
| 137.83.26.0/24 | 137.83.26.0 | 137.83.26.255 | 256 | 2020-01-28 | arin |
| 137.83.27.0/24 | 137.83.27.0 | 137.83.27.255 | 256 | 2019-07-31 | arin |
| 137.83.28.0/23 | 137.83.28.0 | 137.83.29.255 | 512 | 2019-03-26 | arin |
| 137.83.30.0/24 | 137.83.30.0 | 137.83.30.255 | 256 | 2020-02-05 | arin |
| 137.83.32.0/22 | 137.83.32.0 | 137.83.35.255 | 1,024 | 2019-01-28 | arin |
| 137.83.36.0/23 | 137.83.36.0 | 137.83.37.255 | 512 | 2019-04-25 | arin |
| 137.83.38.0/23 | 137.83.38.0 | 137.83.39.255 | 512 | 2020-10-23 | arin |
| 137.83.40.0/21 | 137.83.40.0 | 137.83.47.255 | 2,048 | 2020-03-31 | arin |
| 137.83.51.0/24 | 137.83.51.0 | 137.83.51.255 | 256 | 2019-03-05 | arin |
| 137.83.52.0/23 | 137.83.52.0 | 137.83.53.255 | 512 | 2020-04-08 | arin |
| 137.83.54.0/23 | 137.83.54.0 | 137.83.55.255 | 512 | 2019-01-22 | arin |
| 137.83.56.0/24 | 137.83.56.0 | 137.83.56.255 | 256 | 2020-04-30 | arin |
| 137.83.58.0/23 | 137.83.58.0 | 137.83.59.255 | 512 | 2019-01-28 | arin |
| 137.83.60.0/22 | 137.83.60.0 | 137.83.63.255 | 1,024 | 2019-03-13 | arin |
| 137.83.64.0/21 | 137.83.64.0 | 137.83.71.255 | 2,048 | 2019-02-25 | arin |
| 137.83.72.0/24 | 137.83.72.0 | 137.83.72.255 | 256 | 2019-06-10 | arin |
| 137.83.73.0/24 | 137.83.73.0 | 137.83.73.255 | 256 | 2020-04-07 | arin |
| 137.83.74.0/23 | 137.83.74.0 | 137.83.75.255 | 512 | 2019-03-29 | arin |
| 137.83.77.0/24 | 137.83.77.0 | 137.83.77.255 | 256 | 2020-03-04 | arin |
| 137.83.78.0/24 | 137.83.78.0 | 137.83.78.255 | 256 | 2020-04-16 | arin |
| 137.83.79.0/24 | 137.83.79.0 | 137.83.79.255 | 256 | 2019-03-26 | arin |
| 137.83.80.0/23 | 137.83.80.0 | 137.83.81.255 | 512 | 2020-03-31 | arin |
| 137.83.82.0/23 | 137.83.82.0 | 137.83.83.255 | 512 | 2019-03-07 | arin |
| 137.83.84.0/23 | 137.83.84.0 | 137.83.85.255 | 512 | 2019-01-22 | arin |
| 137.83.86.0/24 | 137.83.86.0 | 137.83.86.255 | 256 | 2020-01-31 | arin |
| 137.83.88.0/24 | 137.83.88.0 | 137.83.88.255 | 256 | 2020-01-31 | arin |
| 137.83.89.0/24 | 137.83.89.0 | 137.83.89.255 | 256 | 2019-03-07 | arin |
| 137.83.91.0/24 | 137.83.91.0 | 137.83.91.255 | 256 | 2019-03-05 | arin |
| 137.83.92.0/23 | 137.83.92.0 | 137.83.93.255 | 512 | 2019-03-07 | arin |
| 137.83.94.0/23 | 137.83.94.0 | 137.83.95.255 | 512 | 2019-03-07 | arin |
| 137.83.96.0/22 | 137.83.96.0 | 137.83.99.255 | 1,024 | 2019-04-19 | arin |
| 137.83.100.0/23 | 137.83.100.0 | 137.83.101.255 | 512 | 2019-06-06 | arin |
| 137.83.103.0/24 | 137.83.103.0 | 137.83.103.255 | 256 | 2019-04-25 | arin |
| 137.83.104.0/21 | 137.83.104.0 | 137.83.111.255 | 2,048 | 2019-07-25 | arin |
| 137.83.112.0/20 | 137.83.112.0 | 137.83.127.255 | 4,096 | 2019-03-05 | arin |
| 137.83.128.0/18 | 137.83.128.0 | 137.83.191.255 | 16,384 | 2019-01-30 | arin |
| 137.83.192.0/18 | 137.83.192.0 | 137.83.255.255 | 16,384 | 2019-02-07 | arin |
| 137.84.0.0/14 | 137.84.0.0 | 137.87.255.255 | 262,144 | 1989-11-10 | arin |
| 137.88.0.0/15 | 137.88.0.0 | 137.89.255.255 | 131,072 | 1989-11-10 | arin |
| 137.90.0.0/16 | 137.90.0.0 | 137.90.255.255 | 65,536 | 1989-11-10 | arin |
| 137.91.0.0/16 | 137.91.0.0 | 137.91.255.255 | 65,536 | 1989-11-10 | arin |
| 137.95.0.0/16 | 137.95.0.0 | 137.95.255.255 | 65,536 | 1989-11-14 | arin |
| 137.99.0.0/16 | 137.99.0.0 | 137.99.255.255 | 65,536 | 1989-11-15 | arin |
| 137.100.0.0/16 | 137.100.0.0 | 137.100.255.255 | 65,536 | 1989-11-15 | arin |
| 137.102.0.0/16 | 137.102.0.0 | 137.102.255.255 | 65,536 | 1989-11-15 | arin |
| 137.103.0.0/16 | 137.103.0.0 | 137.103.255.255 | 65,536 | 2016-10-10 | arin |
| 137.104.0.0/16 | 137.104.0.0 | 137.104.255.255 | 65,536 | 1989-11-16 | arin |
| 137.106.0.0/16 | 137.106.0.0 | 137.106.255.255 | 65,536 | 1989-11-16 | arin |
| 137.107.0.0/16 | 137.107.0.0 | 137.107.255.255 | 65,536 | 1989-11-16 | arin |
| 137.110.0.0/16 | 137.110.0.0 | 137.110.255.255 | 65,536 | 1989-11-17 | arin |
| 137.112.0.0/16 | 137.112.0.0 | 137.112.255.255 | 65,536 | 1989-11-20 | arin |
| 137.113.0.0/16 | 137.113.0.0 | 137.113.255.255 | 65,536 | 1989-11-20 | arin |
| 137.114.0.0/16 | 137.114.0.0 | 137.114.255.255 | 65,536 | 2019-05-31 | arin |
| 137.116.0.0/16 | 137.116.0.0 | 137.116.255.255 | 65,536 | 2011-08-02 | arin |
| 137.117.0.0/16 | 137.117.0.0 | 137.117.255.255 | 65,536 | 2011-08-02 | arin |
| 137.118.0.0/16 | 137.118.0.0 | 137.118.255.255 | 65,536 | 1989-11-21 | arin |
| 137.119.0.0/16 | 137.119.0.0 | 137.119.255.255 | 65,536 | 1989-11-21 | arin |
| 137.123.0.0/16 | 137.123.0.0 | 137.123.255.255 | 65,536 | 1989-11-27 | arin |
| 137.124.0.0/16 | 137.124.0.0 | 137.124.255.255 | 65,536 | 1989-11-27 | arin |
| 137.125.0.0/16 | 137.125.0.0 | 137.125.255.255 | 65,536 | 1989-11-27 | arin |
| 137.126.0.0/16 | 137.126.0.0 | 137.126.255.255 | 65,536 | 1989-11-28 | arin |
| 137.127.0.0/16 | 137.127.0.0 | 137.127.255.255 | 65,536 | 1989-11-28 | arin |
| 137.128.0.0/16 | 137.128.0.0 | 137.128.255.255 | 65,536 | 1989-11-28 | arin |
| 137.130.0.0/16 | 137.130.0.0 | 137.130.255.255 | 65,536 | 1989-11-28 | arin |
| 137.131.0.0/16 | 137.131.0.0 | 137.131.255.255 | 65,536 | 1989-11-28 | arin |
| 137.134.0.0/16 | 137.134.0.0 | 137.134.255.255 | 65,536 | 1989-11-29 | arin |
| 137.135.0.0/16 | 137.135.0.0 | 137.135.255.255 | 65,536 | 2011-06-22 | arin |
| 137.136.0.0/16 | 137.136.0.0 | 137.136.255.255 | 65,536 | 1989-11-29 | arin |
| 137.137.0.0/16 | 137.137.0.0 | 137.137.255.255 | 65,536 | 1989-11-29 | arin |
| 137.139.0.0/16 | 137.139.0.0 | 137.139.255.255 | 65,536 | 1989-11-29 | arin |
| 137.140.0.0/16 | 137.140.0.0 | 137.140.255.255 | 65,536 | 1989-11-29 | arin |
| 137.141.0.0/16 | 137.141.0.0 | 137.141.255.255 | 65,536 | 1989-11-29 | arin |
| 137.142.0.0/16 | 137.142.0.0 | 137.142.255.255 | 65,536 | 1989-11-29 | arin |
| 137.143.0.0/16 | 137.143.0.0 | 137.143.255.255 | 65,536 | 1989-11-29 | arin |
| 137.144.0.0/16 | 137.144.0.0 | 137.144.255.255 | 65,536 | 1989-11-30 | arin |
| 137.145.0.0/16 | 137.145.0.0 | 137.145.255.255 | 65,536 | 1989-11-30 | arin |
| 137.146.0.0/16 | 137.146.0.0 | 137.146.255.255 | 65,536 | 1989-11-30 | arin |
| 137.148.0.0/16 | 137.148.0.0 | 137.148.255.255 | 65,536 | 1989-12-01 | arin |
| 137.150.0.0/16 | 137.150.0.0 | 137.150.255.255 | 65,536 | 1989-12-03 | arin |
| 137.151.0.0/16 | 137.151.0.0 | 137.151.255.255 | 65,536 | 1989-12-06 | arin |
| 137.152.0.0/16 | 137.152.0.0 | 137.152.255.255 | 65,536 | 1989-12-06 | arin |
| 137.155.0.0/16 | 137.155.0.0 | 137.155.255.255 | 65,536 | 1989-12-12 | arin |
| 137.159.0.0/16 | 137.159.0.0 | 137.159.255.255 | 65,536 | 1989-12-12 | arin |
| 137.160.0.0/16 | 137.160.0.0 | 137.160.255.255 | 65,536 | 2022-09-01 | arin |
| 137.161.0.0/16 | 137.161.0.0 | 137.161.255.255 | 65,536 | 1991-03-04 | arin |
| 137.164.0.0/16 | 137.164.0.0 | 137.164.255.255 | 65,536 | 1989-12-21 | arin |
| 137.165.0.0/16 | 137.165.0.0 | 137.165.255.255 | 65,536 | 1989-12-12 | arin |
| 137.167.0.0/16 | 137.167.0.0 | 137.167.255.255 | 65,536 | 1989-12-18 | arin |
| 137.168.0.0/16 | 137.168.0.0 | 137.168.255.255 | 65,536 | 1989-12-13 | arin |
| 137.169.0.0/16 | 137.169.0.0 | 137.169.255.255 | 65,536 | 1989-12-13 | arin |
| 137.170.0.0/16 | 137.170.0.0 | 137.170.255.255 | 65,536 | 1989-12-12 | arin |
| 137.173.0.0/16 | 137.173.0.0 | 137.173.255.255 | 65,536 | 1989-12-13 | arin |
| 137.175.0.0/17 | 137.175.0.0 | 137.175.127.255 | 32,768 | 2013-06-14 | arin |
| 137.176.0.0/13 | 137.176.0.0 | 137.183.255.255 | 524,288 | 1989-12-18 | arin |
| 137.184.0.0/16 | 137.184.0.0 | 137.184.255.255 | 65,536 | 2019-11-13 | arin |
| 137.185.0.0/16 | 137.185.0.0 | 137.185.255.255 | 65,536 | 1989-12-18 | arin |
| 137.187.0.0/16 | 137.187.0.0 | 137.187.255.255 | 65,536 | 1989-12-13 | arin |
| 137.188.0.0/16 | 137.188.0.0 | 137.188.255.255 | 65,536 | 1989-12-18 | arin |
| 137.190.0.0/16 | 137.190.0.0 | 137.190.255.255 | 65,536 | 1989-12-21 | arin |
| 137.192.0.0/16 | 137.192.0.0 | 137.192.255.255 | 65,536 | 1989-12-21 | arin |
| 137.197.0.0/16 | 137.197.0.0 | 137.197.255.255 | 65,536 | 1989-01-03 | arin |
| 137.198.0.0/16 | 137.198.0.0 | 137.198.255.255 | 65,536 | 1989-01-03 | arin |
| 137.199.0.0/16 | 137.199.0.0 | 137.199.255.255 | 65,536 | 1990-01-03 | arin |
| 137.200.0.0/16 | 137.200.0.0 | 137.200.255.255 | 65,536 | 1990-01-03 | arin |
| 137.201.0.0/16 | 137.201.0.0 | 137.201.255.255 | 65,536 | 1990-01-04 | arin |
| 137.202.0.0/16 | 137.202.0.0 | 137.202.255.255 | 65,536 | 1990-01-03 | arin |
| 137.203.0.0/16 | 137.203.0.0 | 137.203.255.255 | 65,536 | 1989-01-03 | arin |
| 137.206.0.0/16 | 137.206.0.0 | 137.206.255.255 | 65,536 | 1990-01-03 | arin |
| 137.209.0.0/16 | 137.209.0.0 | 137.209.255.255 | 65,536 | 1990-01-09 | arin |
| 137.210.0.0/16 | 137.210.0.0 | 137.210.255.255 | 65,536 | 1990-01-09 | arin |
| 137.211.0.0/16 | 137.211.0.0 | 137.211.255.255 | 65,536 | 1990-01-09 | arin |
| 137.212.0.0/16 | 137.212.0.0 | 137.212.255.255 | 65,536 | 1990-01-09 | arin |
| 137.216.0.0/16 | 137.216.0.0 | 137.216.255.255 | 65,536 | 1990-01-10 | arin |
| 137.220.0.0/24 | 137.220.0.0 | 137.220.0.255 | 256 | 2019-10-03 | arin |
| 137.220.1.0/24 | 137.220.1.0 | 137.220.1.255 | 256 | 1990-01-10 | arin |
| 137.220.2.0/23 | 137.220.2.0 | 137.220.3.255 | 512 | 2019-11-05 | arin |
| 137.220.8.0/21 | 137.220.8.0 | 137.220.15.255 | 2,048 | 2019-09-12 | arin |
| 137.220.32.0/19 | 137.220.32.0 | 137.220.63.255 | 8,192 | 2019-12-09 | arin |
| 137.221.64.0/18 | 137.221.64.0 | 137.221.127.255 | 16,384 | 1990-01-10 | ripencc |
| 137.225.0.0/16 | 137.225.0.0 | 137.225.255.255 | 65,536 | 1989-04-26 | arin |
| 137.227.0.0/16 | 137.227.0.0 | 137.227.255.255 | 65,536 | 1990-01-10 | arin |
| 137.228.0.0/16 | 137.228.0.0 | 137.228.255.255 | 65,536 | 1990-01-10 | arin |
| 137.229.0.0/16 | 137.229.0.0 | 137.229.255.255 | 65,536 | 1990-01-10 | arin |
| 137.230.0.0/16 | 137.230.0.0 | 137.230.255.255 | 65,536 | 1990-01-10 | arin |
| 137.231.0.0/16 | 137.231.0.0 | 137.231.255.255 | 65,536 | 1993-11-02 | arin |
| 137.232.0.0/16 | 137.232.0.0 | 137.232.255.255 | 65,536 | 1990-01-12 | arin |
| 137.233.0.0/16 | 137.233.0.0 | 137.233.255.255 | 65,536 | 1990-01-12 | arin |
| 137.234.0.0/16 | 137.234.0.0 | 137.234.255.255 | 65,536 | 1990-01-12 | arin |
| 137.235.0.0/16 | 137.235.0.0 | 137.235.255.255 | 65,536 | 1990-01-12 | arin |
| 137.237.0.0/16 | 137.237.0.0 | 137.237.255.255 | 65,536 | 1990-01-16 | arin |
| 137.238.0.0/16 | 137.238.0.0 | 137.238.255.255 | 65,536 | 1990-01-16 | arin |
| 137.239.0.0/17 | 137.239.0.0 | 137.239.127.255 | 32,768 | 1990-01-16 | arin |
| 137.239.128.0/18 | 137.239.128.0 | 137.239.191.255 | 16,384 | 1990-01-16 | arin |
| 137.239.192.0/19 | 137.239.192.0 | 137.239.223.255 | 8,192 | 2022-06-14 | arin |
| 137.239.224.0/19 | 137.239.224.0 | 137.239.255.255 | 8,192 | 2021-05-19 | arin |
| 137.240.0.0/16 | 137.240.0.0 | 137.240.255.255 | 65,536 | 1990-01-16 | arin |
| 137.241.0.0/16 | 137.241.0.0 | 137.241.255.255 | 65,536 | 1990-01-16 | arin |
| 137.242.0.0/16 | 137.242.0.0 | 137.242.255.255 | 65,536 | 1990-01-16 | arin |
| 137.243.0.0/16 | 137.243.0.0 | 137.243.255.255 | 65,536 | 1996-05-23 | arin |
| 137.244.0.0/16 | 137.244.0.0 | 137.244.255.255 | 65,536 | 1996-05-31 | arin |
| 137.245.0.0/16 | 137.245.0.0 | 137.245.255.255 | 65,536 | 1990-01-16 | arin |
| 137.246.0.0/16 | 137.246.0.0 | 137.246.255.255 | 65,536 | 1995-04-10 | arin |
| 137.247.0.0/16 | 137.247.0.0 | 137.247.255.255 | 65,536 | 1990-01-16 | arin |
| 137.249.0.0/16 | 137.249.0.0 | 137.249.255.255 | 65,536 | 1990-01-20 | arin |
| 137.252.0.0/16 | 137.252.0.0 | 137.252.255.255 | 65,536 | 2016-10-26 | arin |
| 137.254.0.0/16 | 137.254.0.0 | 137.254.255.255 | 65,536 | 1990-01-17 | arin |
| 138.1.0.0/16 | 138.1.0.0 | 138.1.255.255 | 65,536 | 1990-01-17 | arin |
| 138.2.0.0/16 | 138.2.0.0 | 138.2.255.255 | 65,536 | 1990-01-17 | arin |
| 138.5.0.0/16 | 138.5.0.0 | 138.5.255.255 | 65,536 | 1992-12-14 | arin |
| 138.8.0.0/16 | 138.8.0.0 | 138.8.255.255 | 65,536 | 1990-01-20 | arin |
| 138.9.0.0/16 | 138.9.0.0 | 138.9.255.255 | 65,536 | 1990-01-17 | arin |
| 138.12.0.0/17 | 138.12.0.0 | 138.12.127.255 | 32,768 | 1990-01-10 | arin |
| 138.12.128.0/17 | 138.12.128.0 | 138.12.255.255 | 32,768 | 1990-01-10 | ripencc |
| 138.13.0.0/16 | 138.13.0.0 | 138.13.255.255 | 65,536 | 1990-01-16 | arin |
| 138.15.0.0/16 | 138.15.0.0 | 138.15.255.255 | 65,536 | 1990-01-23 | arin |
| 138.16.0.0/16 | 138.16.0.0 | 138.16.255.255 | 65,536 | 1990-01-23 | arin |
| 138.17.0.0/16 | 138.17.0.0 | 138.17.255.255 | 65,536 | 1990-01-24 | arin |
| 138.18.0.0/16 | 138.18.0.0 | 138.18.255.255 | 65,536 | 1990-01-24 | arin |
| 138.20.0.0/16 | 138.20.0.0 | 138.20.255.255 | 65,536 | 1990-01-24 | arin |
| 138.23.0.0/16 | 138.23.0.0 | 138.23.255.255 | 65,536 | 1990-01-24 | arin |
| 138.26.0.0/16 | 138.26.0.0 | 138.26.255.255 | 65,536 | 1990-01-31 | arin |
| 138.27.0.0/16 | 138.27.0.0 | 138.27.255.255 | 65,536 | 1990-01-31 | arin |
| 138.28.0.0/16 | 138.28.0.0 | 138.28.255.255 | 65,536 | 1990-01-31 | arin |
| 138.29.0.0/16 | 138.29.0.0 | 138.29.255.255 | 65,536 | 1990-01-31 | arin |
| 138.31.0.0/16 | 138.31.0.0 | 138.31.255.255 | 65,536 | 1990-01-31 | arin |
| 138.32.0.0/20 | 138.32.0.0 | 138.32.15.255 | 4,096 | 1990-01-31 | arin |
| 138.32.16.0/21 | 138.32.16.0 | 138.32.23.255 | 2,048 | 1990-01-31 | arin |
| 138.32.24.0/22 | 138.32.24.0 | 138.32.27.255 | 1,024 | 1990-01-31 | ripencc |
| 138.32.28.0/22 | 138.32.28.0 | 138.32.31.255 | 1,024 | 1990-01-31 | arin |
| 138.32.32.0/19 | 138.32.32.0 | 138.32.63.255 | 8,192 | 1990-01-31 | arin |
| 138.32.64.0/18 | 138.32.64.0 | 138.32.127.255 | 16,384 | 1990-01-31 | arin |
| 138.32.128.0/19 | 138.32.128.0 | 138.32.159.255 | 8,192 | 1990-01-31 | arin |
| 138.32.160.0/21 | 138.32.160.0 | 138.32.167.255 | 2,048 | 1990-01-31 | arin |
| 138.32.168.0/22 | 138.32.168.0 | 138.32.171.255 | 1,024 | 1990-01-31 | ripencc |
| 138.32.172.0/22 | 138.32.172.0 | 138.32.175.255 | 1,024 | 1990-01-31 | arin |
| 138.32.176.0/20 | 138.32.176.0 | 138.32.191.255 | 4,096 | 1990-01-31 | arin |
| 138.32.192.0/18 | 138.32.192.0 | 138.32.255.255 | 16,384 | 1990-01-31 | arin |
| 138.33.0.0/16 | 138.33.0.0 | 138.33.255.255 | 65,536 | 1990-01-31 | arin |
| 138.34.0.0/16 | 138.34.0.0 | 138.34.255.255 | 65,536 | 2023-08-17 | arin |
| 138.35.0.0/16 | 138.35.0.0 | 138.35.255.255 | 65,536 | 1990-01-31 | arin |
| 138.39.0.0/16 | 138.39.0.0 | 138.39.255.255 | 65,536 | 1990-01-31 | arin |
| 138.42.0.0/16 | 138.42.0.0 | 138.42.255.255 | 65,536 | 1990-01-31 | arin |
| 138.43.48.0/21 | 138.43.48.0 | 138.43.55.255 | 2,048 | 2019-07-17 | arin |
| 138.43.56.0/22 | 138.43.56.0 | 138.43.59.255 | 1,024 | 2019-07-17 | arin |
| 138.43.60.0/22 | 138.43.60.0 | 138.43.63.255 | 1,024 | 2019-09-27 | arin |
| 138.43.64.0/19 | 138.43.64.0 | 138.43.95.255 | 8,192 | 2019-11-20 | arin |
| 138.43.96.0/20 | 138.43.96.0 | 138.43.111.255 | 4,096 | 2019-12-12 | arin |
| 138.43.112.0/23 | 138.43.112.0 | 138.43.113.255 | 512 | 2019-10-03 | arin |
| 138.43.114.0/24 | 138.43.114.0 | 138.43.114.255 | 256 | 2019-10-22 | arin |
| 138.43.116.0/22 | 138.43.116.0 | 138.43.119.255 | 1,024 | 2019-11-20 | arin |
| 138.43.120.0/21 | 138.43.120.0 | 138.43.127.255 | 2,048 | 2019-09-06 | arin |
| 138.43.128.0/18 | 138.43.128.0 | 138.43.191.255 | 16,384 | 2019-02-12 | arin |
| 138.43.208.0/24 | 138.43.208.0 | 138.43.208.255 | 256 | 2019-11-06 | arin |
| 138.43.209.0/24 | 138.43.209.0 | 138.43.209.255 | 256 | 2019-08-23 | arin |
| 138.43.210.0/23 | 138.43.210.0 | 138.43.211.255 | 512 | 2019-04-15 | arin |
| 138.43.212.0/22 | 138.43.212.0 | 138.43.215.255 | 1,024 | 2019-04-15 | arin |
| 138.43.216.0/21 | 138.43.216.0 | 138.43.223.255 | 2,048 | 2019-04-15 | arin |
| 138.43.224.0/20 | 138.43.224.0 | 138.43.239.255 | 4,096 | 2019-04-15 | arin |
| 138.43.240.0/22 | 138.43.240.0 | 138.43.243.255 | 1,024 | 2019-05-01 | arin |
| 138.43.252.0/24 | 138.43.252.0 | 138.43.252.255 | 256 | 2019-05-17 | arin |
| 138.43.253.0/24 | 138.43.253.0 | 138.43.253.255 | 256 | 2019-05-29 | arin |
| 138.43.254.0/23 | 138.43.254.0 | 138.43.255.255 | 512 | 2019-02-19 | arin |
| 138.45.0.0/16 | 138.45.0.0 | 138.45.255.255 | 65,536 | 1990-01-31 | arin |
| 138.46.0.0/16 | 138.46.0.0 | 138.46.255.255 | 65,536 | 1990-01-20 | arin |
| 138.47.0.0/16 | 138.47.0.0 | 138.47.255.255 | 65,536 | 1990-02-06 | arin |
| 138.49.0.0/16 | 138.49.0.0 | 138.49.255.255 | 65,536 | 1990-02-06 | arin |
| 138.50.0.0/16 | 138.50.0.0 | 138.50.255.255 | 65,536 | 1990-02-06 | arin |
| 138.52.0.0/16 | 138.52.0.0 | 138.52.255.255 | 65,536 | 2023-06-29 | arin |
| 138.53.0.0/16 | 138.53.0.0 | 138.53.255.255 | 65,536 | 1990-02-07 | arin |
| 138.54.0.0/15 | 138.54.0.0 | 138.55.255.255 | 131,072 | 1990-02-07 | arin |
| 138.56.0.0/15 | 138.56.0.0 | 138.57.255.255 | 131,072 | 1990-02-07 | arin |
| 138.58.0.0/16 | 138.58.0.0 | 138.58.255.255 | 65,536 | 1990-02-07 | arin |
| 138.60.0.0/16 | 138.60.0.0 | 138.60.255.255 | 65,536 | 1996-09-26 | arin |
| 138.61.0.0/16 | 138.61.0.0 | 138.61.255.255 | 65,536 | 1990-02-08 | arin |
| 138.65.0.0/16 | 138.65.0.0 | 138.65.255.255 | 65,536 | 1995-05-24 | arin |
| 138.67.0.0/16 | 138.67.0.0 | 138.67.255.255 | 65,536 | 1990-02-25 | arin |
| 138.68.0.0/16 | 138.68.0.0 | 138.68.255.255 | 65,536 | 2016-01-26 | arin |
| 138.69.0.0/17 | 138.69.0.0 | 138.69.127.255 | 32,768 | 1996-03-06 | arin |
| 138.69.128.0/18 | 138.69.128.0 | 138.69.191.255 | 16,384 | 1996-03-06 | arin |
| 138.69.192.0/18 | 138.69.192.0 | 138.69.255.255 | 16,384 | 2022-01-31 | arin |
| 138.70.0.0/16 | 138.70.0.0 | 138.70.255.255 | 65,536 | 2022-09-26 | arin |
| 138.72.0.0/16 | 138.72.0.0 | 138.72.255.255 | 65,536 | 1990-03-02 | arin |
| 138.74.0.0/17 | 138.74.0.0 | 138.74.127.255 | 32,768 | 1990-03-02 | arin |
| 138.74.128.0/17 | 138.74.128.0 | 138.74.255.255 | 32,768 | 2023-11-06 | arin |
| 138.76.0.0/16 | 138.76.0.0 | 138.76.255.255 | 65,536 | 1990-03-02 | arin |
| 138.78.0.0/16 | 138.78.0.0 | 138.78.255.255 | 65,536 | 1990-03-06 | arin |
| 138.83.0.0/16 | 138.83.0.0 | 138.83.255.255 | 65,536 | 1990-03-09 | arin |
| 138.84.0.0/19 | 138.84.0.0 | 138.84.31.255 | 8,192 | 2021-10-01 | arin |
| 138.84.160.0/19 | 138.84.160.0 | 138.84.191.255 | 8,192 | 2022-04-04 | arin |
| 138.84.200.0/24 | 138.84.200.0 | 138.84.200.255 | 256 | 1990-03-09 | arin |
| 138.84.201.0/24 | 138.84.201.0 | 138.84.201.255 | 256 | 2022-04-07 | arin |
| 138.84.202.0/24 | 138.84.202.0 | 138.84.202.255 | 256 | 1990-03-09 | arin |
| 138.84.203.0/24 | 138.84.203.0 | 138.84.203.255 | 256 | 2022-04-04 | arin |
| 138.84.204.0/22 | 138.84.204.0 | 138.84.207.255 | 1,024 | 2022-03-28 | arin |
| 138.84.224.0/19 | 138.84.224.0 | 138.84.255.255 | 8,192 | 2021-12-06 | arin |
| 138.85.0.0/16 | 138.85.0.0 | 138.85.255.255 | 65,536 | 1990-03-12 | arin |
| 138.86.0.0/16 | 138.86.0.0 | 138.86.255.255 | 65,536 | 1990-03-12 | arin |
| 138.87.0.0/16 | 138.87.0.0 | 138.87.255.255 | 65,536 | 1990-04-19 | arin |
| 138.88.0.0/16 | 138.88.0.0 | 138.88.255.255 | 65,536 | 1990-04-19 | arin |
| 138.89.0.0/16 | 138.89.0.0 | 138.89.255.255 | 65,536 | 1990-04-19 | arin |
| 138.90.0.0/16 | 138.90.0.0 | 138.90.255.255 | 65,536 | 2022-09-01 | arin |
| 138.91.0.0/16 | 138.91.0.0 | 138.91.255.255 | 65,536 | 2011-06-22 | arin |
| 138.92.0.0/16 | 138.92.0.0 | 138.92.255.255 | 65,536 | 1990-04-19 | arin |
| 138.93.0.0/16 | 138.93.0.0 | 138.93.255.255 | 65,536 | 1990-04-19 | arin |
| 138.95.0.0/16 | 138.95.0.0 | 138.95.255.255 | 65,536 | 1990-04-20 | arin |
| 138.98.0.0/16 | 138.98.0.0 | 138.98.255.255 | 65,536 | 1990-04-23 | arin |
| 138.108.0.0/16 | 138.108.0.0 | 138.108.255.255 | 65,536 | 2023-05-03 | arin |
| 138.109.0.0/16 | 138.109.0.0 | 138.109.255.255 | 65,536 | 1990-04-27 | arin |
| 138.110.0.0/16 | 138.110.0.0 | 138.110.255.255 | 65,536 | 1990-04-30 | arin |
| 138.111.0.0/16 | 138.111.0.0 | 138.111.255.255 | 65,536 | 2020-12-15 | arin |
| 138.112.0.0/16 | 138.112.0.0 | 138.112.255.255 | 65,536 | 1990-05-01 | arin |
| 138.114.0.0/16 | 138.114.0.0 | 138.114.255.255 | 65,536 | 1990-05-04 | arin |
| 138.115.0.0/16 | 138.115.0.0 | 138.115.255.255 | 65,536 | 1990-05-04 | arin |
| 138.116.0.0/16 | 138.116.0.0 | 138.116.255.255 | 65,536 | 1990-05-11 | arin |
| 138.118.116.0/22 | 138.118.116.0 | 138.118.119.255 | 1,024 | 2023-04-05 | arin |
| 138.120.0.0/16 | 138.120.0.0 | 138.120.255.255 | 65,536 | 2015-05-08 | arin |
| 138.123.0.0/16 | 138.123.0.0 | 138.123.255.255 | 65,536 | 1990-05-16 | arin |
| 138.124.144.0/22 | 138.124.144.0 | 138.124.147.255 | 1,024 | 1993-09-01 | ripencc |
| 138.125.0.0/16 | 138.125.0.0 | 138.125.255.255 | 65,536 | 1990-05-17 | arin |
| 138.126.0.0/16 | 138.126.0.0 | 138.126.255.255 | 65,536 | 1990-05-17 | arin |
| 138.127.0.0/16 | 138.127.0.0 | 138.127.255.255 | 65,536 | 1990-05-17 | arin |
| 138.128.0.0/17 | 138.128.0.0 | 138.128.127.255 | 32,768 | 2023-07-14 | arin |
| 138.128.128.0/23 | 138.128.128.0 | 138.128.129.255 | 512 | 1990-05-17 | arin |
| 138.128.130.0/23 | 138.128.130.0 | 138.128.131.255 | 512 | 2015-06-23 | arin |
| 138.128.132.0/22 | 138.128.132.0 | 138.128.135.255 | 1,024 | 2020-05-13 | arin |
| 138.128.160.0/19 | 138.128.160.0 | 138.128.191.255 | 8,192 | 2014-05-16 | arin |
| 138.128.228.0/23 | 138.128.228.0 | 138.128.229.255 | 512 | 2018-02-22 | arin |
| 138.128.230.0/23 | 138.128.230.0 | 138.128.231.255 | 512 | 2017-04-26 | arin |
| 138.128.232.0/21 | 138.128.232.0 | 138.128.239.255 | 2,048 | 2016-10-20 | arin |
| 138.128.240.0/21 | 138.128.240.0 | 138.128.247.255 | 2,048 | 2017-03-24 | arin |
| 138.128.248.0/22 | 138.128.248.0 | 138.128.251.255 | 1,024 | 2017-04-07 | arin |
| 138.128.252.0/22 | 138.128.252.0 | 138.128.255.255 | 1,024 | 2016-09-30 | arin |
| 138.129.0.0/16 | 138.129.0.0 | 138.129.255.255 | 65,536 | 1990-05-17 | arin |
| 138.133.0.0/16 | 138.133.0.0 | 138.133.255.255 | 65,536 | 1990-05-21 | arin |
| 138.135.0.0/16 | 138.135.0.0 | 138.135.255.255 | 65,536 | 1997-10-17 | arin |
| 138.136.0.0/16 | 138.136.0.0 | 138.136.255.255 | 65,536 | 1997-10-17 | arin |
| 138.137.0.0/16 | 138.137.0.0 | 138.137.255.255 | 65,536 | 1990-04-19 | arin |