| 124.0.0.0/8 | WHOIS (APNIC) | Asia Pacific Network Information Center, Pty. Ltd. | AU |
| 124.250.0.0/15 | BGP route | AS23724 IDC, China Telecommunications Corporation | — |
| 124.250.0.0/15 | WHOIS (APNIC) | 21ViaNet(China),Inc. | CN |
| 124.250.0.0/15 | APNIC assigned | — | CN |
| 124.250.0.0/16 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.250.0.0/16 | WHOIS (APNIC) | 21ViaNet(China),Inc. | CN |
| 124.251.0.0/16 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.251.0.0/16 | WHOIS (APNIC) | 21ViaNet(China),Inc. | CN |
| 124.250.0.0/17 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.251.0.0/17 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.250.0.0/18 | BGP route | AS23724 IDC, China Telecommunications Corporation | — |
| 124.250.64.0/18 | BGP route | AS23724 IDC, China Telecommunications Corporation | — |
| 124.250.128.0/18 | BGP route | AS23724 IDC, China Telecommunications Corporation | — |
| 124.250.192.0/18 | BGP route | AS23724 IDC, China Telecommunications Corporation | — |
| 124.251.0.0/18 | BGP route | AS23724 IDC, China Telecommunications Corporation | — |
| 124.251.64.0/18 | BGP route | AS23724 IDC, China Telecommunications Corporation | — |
| 124.251.128.0/18 | BGP route | AS23724 IDC, China Telecommunications Corporation | — |
| 124.251.192.0/18 | BGP route | AS23724 IDC, China Telecommunications Corporation | — |
| 124.250.0.0/19 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.250.32.0/19 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.250.64.0/19 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.250.96.0/19 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.251.32.0/19 | BGP route | AS23724 IDC, China Telecommunications Corporation | — |
| 124.251.64.0/19 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.251.96.0/19 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.250.8.0/21 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.250.88.0/21 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.251.128.0/21 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.250.72.0/22 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.250.124.0/22 | BGP route | AS4835 China Telecom (Group) | — |
| 124.250.248.0/22 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.251.44.0/22 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.251.48.0/22 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.251.132.0/22 | BGP route | AS4835 China Telecom (Group) | — |
| 124.251.228.0/22 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.251.236.0/22 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.251.240.0/22 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.250.6.0/23 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.250.36.0/23 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.250.102.0/23 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.250.112.0/23 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.250.244.0/23 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.251.8.0/23 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.251.96.0/23 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.251.110.0/23 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.251.120.0/23 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.251.122.0/23 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.251.128.0/23 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.251.134.0/23 | BGP route | AS4835 China Telecom (Group) | — |
| 124.251.110.0/24 | BGP route | AS4835 China Telecom (Group) | — |
| 124.251.215.0/24 | BGP route | AS4835 China Telecom (Group) | — |
| 124.251.230.0/24 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.251.231.0/24 | BGP route | AS9308 21vianet(China) Inc. | — |
| 124.251.237.0/24 | BGP route | AS9802 21vianet(China) Inc. | — |
| 124.251.238.0/24 | BGP route | AS9802 21vianet(China) Inc. | — |