| 42.0.0.0/8 | WHOIS (APNIC) | Asia Pacific Network Information Center, Pty. Ltd. | AU |
| 42.112.0.0/13 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.0.0/13 | WHOIS (APNIC) | FPT Telecom Company | VN |
| 42.112.0.0/13 | APNIC assigned | — | VN |
| 42.112.0.0/16 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.128.0/18 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.128.0/20 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.128.0/20 | WHOIS (APNIC) | FPT Telecom | VN |
| 42.112.144.0/20 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.144.0/20 | WHOIS (APNIC) | FPT Telecom Company | VN |
| 42.112.160.0/20 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.160.0/20 | WHOIS (APNIC) | FPT Telecom Company | VN |
| 42.112.176.0/20 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.176.0/20 | WHOIS (APNIC) | FPT Telecom Company | VN |
| 42.112.154.0/23 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.156.0/23 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.158.0/23 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.160.0/23 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.162.0/23 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.186.0/23 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.128.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.129.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.130.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.131.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.132.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.133.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.134.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.135.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.136.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.137.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.138.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.139.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.140.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.141.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.142.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.143.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.144.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.145.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.146.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.147.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.148.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.150.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.151.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.152.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.153.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.160.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.161.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.164.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.165.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.166.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.167.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.168.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.169.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.170.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.171.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.172.0/24 | BGP route | AS18403 FPT Telecom Company | — |
| 42.112.173.0/24 | BGP route | AS18403 FPT Telecom Company | — |