Vietnam
IP address space, AS numbers and the largest networks registered in Vietnam, based on the delegation records of the regional internet registries.
IPv4 addresses
16.2M
1,663 blocks
IPv6 allocations
971
AS numbers
1,061
Routed AS numbers
540
Largest networks in Vietnam
By announced prefixes| AS | Name | IPv4 prefixes | IPv6 prefixes |
|---|---|---|---|
| AS18403 | FPT-VN FPT Telecom Company | 4,721 | 3,724 |
| AS7552 | VIETEL-AS-AP Viettel Group | 4,086 | 4,044 |
| AS45899 | VNPT-AS-VN VNPT Corp | 3,411 | 334 |
| AS131429 | MOBIFONE-AS-VN MOBIFONE Corporation | 230 | 653 |
| AS45903 | CMCTELECOM-VN CMC Telecom Infrastructure Company | 355 | 140 |
| AS135905 | VNPT-AS-VN VIETNAM POSTS AND TELECOMMUNICATIONS GROUP | 337 | 50 |
| AS24173 | NETNAM-AS-AP Netnam Company | 248 | 136 |
| AS24086 | VIETTEL-AS-VN Viettel Corporation | 287 | 0 |
| AS7602 | SPT-AS-VN Sai gon Postel Corporation | 210 | 3 |
| AS200250 | Hoang-Phi-Hai Hoang Phi Hai | 3 | 200 |
| AS140766 | FPTCLOUD-AS-VN FPT Smart Cloud Company Limited | 127 | 23 |
| AS38244 | VINAGAME-AS-VN VNG Corporation | 125 | 3 |
| AS38731 | VTDC-AS-VN Vietel - CHT Compamy Ltd | 105 | 12 |
| AS24085 | QTSC-AS-VN Quang Trung Software City Development Company | 105 | 5 |
| AS24088 | HTCHCMC-AS-VN Hanoi Telecom Joint Stock Company - HCMC Branch | 106 | 4 |
| AS45544 | SUPERDATA-AS-VN SUPERDATA-VN | 99 | 2 |
| AS7643 | VNPT-AS-VN Vietnam Posts and Telecommunications (VNPT) | 80 | 0 |
| AS45557 | VNTT-AS-VN Vietnam Technology and Telecommunication JSC | 34 | 45 |
| AS45538 | ODSJSC-AS-VN ODS Joint Stock Company | 72 | 4 |
| AS45543 | SCTV-AS-VN SaiGon Tourist cable Televition Company | 68 | 8 |
| AS135918 | DVS-AS-VN VIET DIGITAL TECHNOLOGY LIABILITY COMPANY | 71 | 1 |
| AS38247 | VIETNAMOBILE-AS-VN Vietnamobile Telecommunications Joint Stock Company | 37 | 28 |
| AS38735 | GDS-AS-VN Global Data Service Joint Stock Company | 52 | 7 |
| AS140815 | HTTVSERVER-VN HTTVSERVER TECHNOLOGY COMPANY LIMITED | 36 | 21 |
| AS45896 | MOBIFONEGLOBAL-AS-VN Mobifone Global JSC | 49 | 2 |
| AS55309 | MTT-AS-VN Minh Tu Telecom Limited Company | 28 | 20 |
| AS38732 | CMCTELECOM-VN CMC Telecom Infrastructure Company | 36 | 12 |
| AS150895 | EZTECH-VN EZ TECHNOLOGY COMPANY LIMITED | 43 | 2 |
| AS63737 | VIETSERVER-AS-VN VIETSERVER SERVICES TECHNOLOGY COMPANY LIMITED | 43 | 0 |
| AS131386 | LVSS-AS-VN Long Van System Solution JSC | 36 | 4 |
Delegations by registry: APNIC 2,615, ARIN 12, RIPE 7. Updated 2026-10-05.