联通、移动、网通、铁通、电信等这些网络IP怎么区分？

中国电信IP段
中国电信骨干网Chinanet的IP段：
58.32.0.0/13 58.40.0.0/15 58.42.0.0/16 58.43.0.0/16 58.44.0.0/14
58.48.0.0/13 58.56.0.0/15 58.58.0.0/16 58.59.0.0/17 58.59.128.0/17
58.60.0.0/14 58.208.0.0/12
59.32.0.0/13 59.40.0.0/15 59.42.0.0/16 59.44.0.0/14 59.48.0.0/16
59.49.0.0/17 59.49.128.0/17 59.50.0.0/16 59.51.0.0/17 59.51.128.0/17
59.52.0.0/14 59.56.0.0/14 59.60.0.0/15 59.62.0.0/15
60.160.0.0/15 60.162.0.0/15 60.164.0.0/15 60.166.0.0/15 60.168.0.0/13
60.176.0.0/12
61.133.128.0/17 61.134.0.0/18 61.134.64.0/19 61.136.128.0/17
61.137.0.0/17 61.138.192.0/18 61.139.0.0/17 61.139.192.0/18
61.140.0.0/14 61.144.0.0/14 61.152.0.0/16 61.154.0.0/15 61.157.0.0/16
61.159.64.0/18 61.159.128.0/17 61.160.0.0/16 61.161.64.0/18
61.164.0.0/16 61.165.0.0/16 61.166.0.0/16 61.169.0.0/16 61.170.0.0/15
61.172.0.0/14 61.177.0.0/16 61.178.0.0/16 61.180.0.0/17 61.183.0.0/16
61.184.0.0/14 61.188.0.0/16 61.189.128.0/17 61.190.0.0/15
121.8.0.0/13 121.32.0.0/14 121.56.0.0/15 121.58.0.0/17 121.224.0.0/12
124.72.0.0/16 124.73.0.0/16 124.74.0.0/15 124.76.0.0/14 124.112.0.0/15
124.114.0.0/15 124.116.0.0/16 124.117.0.0/16 124.118.0.0/15
124.224.0.0/16 124.225.0.0/16 124.226.0.0/15 124.228.0.0/14

124.232.0.0/15 124.236.0.0/14
125.64.0.0/13 125.73.0.0/16 125.74.0.0/15 125.76.0.0/17
125.76.128.0/17 125.77.0.0/16 125.78.0.0/15 125.80.0.0/13
125.88.0.0/13 125.104.0.0/13 125.112.0.0/12
202.96.96.0/21 202.96.104.0/21 202.96.112.0/20 202.96.128.0/21
202.96.136.0/21 202.96.144.0/20 202.96.160.0/21 202.96.168.0/21
202.96.176.0/20 202.96.200.0/21 202.96.208.0/20 202.96.224.0/21
202.97.0.0/21 202.97.8.0/21 202.97.16.0/20 202.97.32.0/19
202.97.64.0/19 202.97.96.0/20 202.97.112.0/20 202.98.32.0/21
202.98.48.0/20 202.98.64.0/19 202.98.96.0/21 202.98.128.0/19
202.98.160.0/21 202.98.168.0/21 202.98.192.0/21 202.98.200.0/21
202.98.208.0/20 202.98.224.0/21 202.98.232.0/21 202.98.240.0/20
202.99.192.0/21 202.100.96.0/21 202.100.104.0/21 202.100.112.0/20
202.100.136.0/21 202.100.160.0/21 202.100.168.0/21 202.100.176.0/20
202.100.192.0/21 202.100.208.0/20 202.101.0.0/18 202.101.64.0/19
202.101.96.0/19 202.101.128.0/18 202.101.224.0/21 202.102.0.0/19
202.102.32.0/19 202.102.64.0/18 202.103.0.0/21 202.103.8.0/21
202.103.16.0/20 202.103.32.0/19 202.103.96.0/21 202.103.192.0/19
202.103.224.0/21 202.104.0.0/15 202.107.128.0/17 202.109.0.0/16
202.110.128.0/18 202.111.0.0/17
218.1.0.0/16 218.2.0.0/15 218.4.0.0/15 218.6.0.0/16 218.13.0.0/16
218.14.0.0/15 218.16.0.0/14 218.20.0.0/16 218.21.0.0/17 218.22.0.0/15 218.62.128.0/17 218.63.0.0/16 218.64.0.0/15 218.66.0.0/16
218.67.0.0/17 218.70.0.0/15 218.72.0.0/14 218.76.0.0/15 218.78.0.0/15
218.80.0.0/14 218.84.0.0/14 218.88.0.0/13
219.128.0.0/12 219.144.0.0/14 219.148.0.0/16 219.149.0.0/17
219.149.128.0/18 219.149.192.0/18 219.150.0.0/19 219.150.32.0/19

219.150.64.0/19 219.150.112.0/20 219.150.128.0/17 219.151.0.0/19
219.151.32.0/19 219.151.64.0/18 219.151.128.0/17 219.152.0.0/15
219.159.64.0/18 219.159.128.0/17
220.160.0.0/11
221.224.0.0/13 221.232.0.0/14 221.236.0.0/15 221.238.0.0/16
221.239.0.0/17 221.239.128.0/17
222.72.0.0/15 222.74.0.0/16 222.75.0.0/16 222.76.0.0/14 222.80.0.0/15 222.82.0.0/16 222.83.0.0/17222.83.128.0/17 222.84.0.0/16 222.85.0.0/17 222.85.128.0/17 222.86.0.0/15 222.88.0.0/15 222.90.0.0/15
222.92.0.0/14 222.168.0.0/15 222.172.0.0/17 222.172.128.0/17
222.173.0.0/16 222.174.0.0/15 222.176.0.0/13 222.208.0.0/13
222.216.0.0/15 222.218.0.0/16 222.219.0.0/16 222.220.0.0/15
222.222.0.0/15 222.240.0.0/13

中国网通IP段
中国网通IP段：
58.16.0.0/16 58.17.0.0/17 58.17.128.0/17 58.18.0.0/16 58.19.0.0/16
58.20.0.0/16 58.21.0.0/16 58.22.0.0/15 58.240.0.0/15 58.242.0.0/15
58.244.0.0/15 58.246.0.0/15 58.248.0.0/13
60.0.0.0/13 60.8.0.0/15 60.10.0.0/16 60.11.0.0/16 60.12.0.0/16
60.13.0.0/18 60.13.64.0/18 60.13.128.0/17 60.14.0.0/15 60.16.0.0/13
60.24.0.0/14 60.30.0.0/16 60.31.0.0/16 60.218.0.0/15 60.220.0.0/14
61.48.0.0/14 61.52.0.0/15 61.54.0.0/16 61.55.0.0/16 61.133.0.0/17
61.134.96.0/19 61.134.128.0/18 61.134.192.0/18 61.135.0.0/16
61.136.64.0/18 61.137.128.0/17 61.138.0.0/18 61.138.64.0/18
61.138.128.0/18 61.139.128.0/18 61.148.0.0/15 61.156.0.0/16

61.158.128.0/17 61.159.0.0/18 61.161.0.0/18 61.161.128.0/17
61.162.0.0/16 61.163.0.0/16 61.167.0.0/16 61.168.0.0/16 61.176.0.0/16
61.179.0.0/16 61.181.0.0/16 61.182.0.0/16 61.189.0.0/17
121.16.0.0/13 121.24.0.0/14 121.28.0.0/15 121.30.0.0/16 121.31.0.0/16
124.64.0.0/15 124.66.0.0/17 124.88.0.0/16 124.89.0.0/17
124.89.128.0/17 124.90.0.0/15 124.92.0.0/14 124.128.0.0/13
124.160.0.0/16 124.161.0.0/16 124.162.0.0/16 124.163.0.0/16
124.164.0.0/14
125.32.0.0/16 125.33.0.0/16 125.34.0.0/16 125.35.0.0/17
125.35.128.0/17 125.36.0.0/14 125.40.0.0/13
202.96.0.0/18 202.96.64.0/21 202.96.72.0/21 202.97.128.0/18
202.97.224.0/21 202.97.240.0/20 202.98.0.0/21 202.98.8.0/21
202.99.64.0/19 202.99.96.0/21 202.99.128.0/19 202.99.160.0/21
202.99.168.0/21 202.99.176.0/20 202.99.208.0/20 202.99.224.0/21
202.99.232.0/21 202.99.240.0/20 202.102.128.0/21 202.102.224.0/21
202.102.232.0/21 202.106.0.0/16 202.107.0.0/17 202.108.0.0/16
202.110.0.0/18 202.110.64.0/18 202.111.128.0/19
203.93.8.0/24 203.93.192.0/18
210.13.128.0/17 210.14.160.0/19 210.14.192.0/19 210.15.32.0/19
210.15.96.0/19 210.15.128.0/18 210.21.0.0/17 210.52.128.0/17
210.53.0.0/17 210.53.128.0/17 210.82.0.0/15
218.8.0.0/15 218.10.0.0/16 218.11.0.0/16 218.12.0.0/16 218.21.128.0/17
218.24.0.0/15 218.27.0.0/16 218.56.0.0/14 218.60.0.0/15
218.67.128.0/17 218.68.0.0/15 218.104.0.0/17 218.104.160.0/19
218.104.192.0/21 218.104.200.0/21 218.105.0.0/16 218.106.0.0/15
219.154.0.0/15 219.156.0.0/15 219.158.0.0/17 219.158.128.0/17
219.159.0.0/18

220.252.0.0/16
221.0.0.0/15 221.2.0.0/16 221.3.0.0/17 221.3.128.0/17 221.4.0.0/16
221.5.0.0/17 221.5.128.0/17 221.6.0.0/16 221.7.0.0/19 221.7.32.0/19
221.7.64.0/19 221.7.96.0/19 221.7.128.0/17 221.10.0.0/16 221.11.0.0/17
221.11.128.0/18 221.11.224.0/19 221.12.0.0/17 221.12.128.0/18
221.13.0.0/18 221.13.64.0/19 221.13.128.0/17 221.14.0.0/15
221.192.0.0/15 221.194.0.0/16 221.195.0.0/16 221.196.0.0/15
221.198.0.0/16 221.199.0.0/19 221.199.64.0/18 221.199.128.0/18
221.199.192.0/20 221.199.224.0/19 221.200.0.0/14 221.204.0.0/15
221.206.0.0/16 221.207.0.0/18 221.207.64.0/18 221.207.128.0/17
221.208.0.0/14 221.212.0.0/16 221.213.0.0/16 221.216.0.0/13
222.128.0.0/14 222.132.0.0/14 222.136.0.0/13 222.160.0.0/15
222.162.0.0/16 222.163.0.0/19 222.163.32.0/19 222.163.64.0/18
222.163.128.0/17

同样的，移动、联通、铁通的网上都可以找到。

貌似没有特定的分配吧？可以直接百度搜索IP就可以查出是哪个运营商