| 121.0.0.0/8 | WHOIS (APNIC) | Asia Pacific Network Information Center, Pty. Ltd. | AU |
| 121.79.128.0/18 | WHOIS (APNIC) | CNISP-Union Technology (Beijing) Co., Ltd | CN |
| 121.79.128.0/18 | APNIC assigned | — | CN |
| 121.79.128.0/19 | WHOIS (APNIC) | Longtel Networks & Technologies LTD. | CN |
| 121.79.160.0/19 | WHOIS (APNIC) | Longtel Networks & Technologies LTD. | CN |
| 121.79.128.0/21 | BGP route | AS38364 RM 1706,Block A,Ocean Express,No.66 | — |
| 121.79.136.0/21 | WHOIS (APNIC) | TNET | CN |
| 121.79.152.0/21 | WHOIS (APNIC) | TNET | CN |
| 121.79.136.0/22 | BGP route | AS38364 RM 1706,Block A,Ocean Express,No.66 | — |
| 121.79.140.0/22 | BGP route | AS38364 RM 1706,Block A,Ocean Express,No.66 | — |
| 121.79.134.0/23 | BGP route | AS38364 RM 1706,Block A,Ocean Express,No.66 | — |
| 121.79.144.0/23 | BGP route | AS38364 RM 1706,Block A,Ocean Express,No.66 | — |
| 121.79.146.0/23 | BGP route | AS38364 RM 1706,Block A,Ocean Express,No.66 | — |
| 121.79.131.0/24 | BGP route | AS38364 RM 1706,Block A,Ocean Express,No.66 | — |
| 121.79.132.0/24 | BGP route | AS38364 RM 1706,Block A,Ocean Express,No.66 | — |
| 121.79.148.0/24 | BGP route | AS38364 RM 1706,Block A,Ocean Express,No.66 | — |