Summary
usvoiz.com.vn is delegated to two nameservers, however both delegated nameservers are missing in the zone. All nameservers are at
oci.vn. They are on different IP networks.
com.vn is a domain controlled by seven nameservers. All of them are on different IP networks.
| base | record | name | ip | reverse | route | as |
| usvoiz.com.vn | ns | ns1.oci.vn (only in delegation) | 203.113.172.113 Vietnam | (none) | 203.113.172.0/22 route object of AS7552 | AS7552 VIETEL-AS-AP Vietel Corporation Internet Exchange and Service Provider(IXP/ISP) 68 Nguyen Hong, Hanoi Vietnam |
| ns3.oci.vn (only in delegation) | | | ? |
| *.com.vn | a | 72.52.194.126 United States | (none) | 72.52.192.0/18 Liquid Web Inc 4210 S. Creyts Rd Lansing, MI 48917 | AS32244 LiquidWeb Liquid Web Inc. |
| com.vn | ns-soa | | | (none) | | ? |
| ns | c.dns-servers.vn | 203.119.38.105 Vietnam | - | 203.119.38.0/23 Proxy-registered route object | AS24066 VNNIC-AS-VN Vietnam Internet Network Information Center 115 Tran Duy Hung, Cau Giay District, Ha Noi |
| dns-hcm02.vnnic.net.vn |
| e.dns-servers.vn | 203.119.60.105 Vietnam | 203.119.60.0/22 Vietnam Internet Network Information Center | AS38736 VNNIC-AS-VN Vietnam Internet network information center (VNNIC) 18 Nguyen Du, Hanoi 10000, Vietnam |
| f.dns-servers.vn | 203.119.68.105 Vietnam | 203.119.68.0/22 Branch of VNNIC in Ho Chi Minh City | AS38737 VNNIC-AS-VN Vietnam Internet network information center (VNNIC) 18 Nguyen Du, Hanoi 10000, Vietnam |
| a.dns-servers.vn | 194.0.1.18 United Kingdom | 194.0.1.0/24 ICB | AS42909 COMMUNITYDNS Community DNS Internet Computer Bureau Ltd |
| b.dns-servers.vn | 203.119.10.105 Vietnam | dns-hn02.vnnic.net.vn | 203.119.10.0/23 Vietnam Internet Network Information Center | AS23902 VNNIC-AS-VN Vietnam Internet network information center (VNNIC) 115 Tran Duy Hung, Hanoi 10000, Vietnam |
| - |
| d.dns-servers.vn | 203.119.44.105 Vietnam | 203.119.44.0/22 Vietnam Network Information Center | AS24089 VNNIC-AS-AP Vietnam Internet Network Information Center AS Number for .vn nameserver system in Da Nang 115 Tran Duy Hung, Cau Giay Dist, Ha Noi Vietnam |
| ns-vn.ripe.net | 193.0.12.241 Netherlands | 193.0.12.0/23 RIPE-NCC Specific range for nameserver operations. | AS3333 RIPE-NCC-AS RIPE Network Coordination Centre |