| 222.0.0.0/8 | WHOIS (APNIC) | Asia Pacific Network Information Center, Pty. Ltd. | AU |
| 222.252.0.0/14 | WHOIS (APNIC) | Vietnam Posts and Telecommunications Group | VN |
| 222.252.0.0/14 | APNIC assigned | — | VN |
| 222.255.0.0/16 | BGP route | AS45899 Vietnam Posts and Telecommunications (VNPT) | — |
| 222.255.96.0/19 | WHOIS (APNIC) | VietNam Data Communication Company | VN |
| 222.255.104.0/21 | BGP route | AS45899 Vietnam Posts and Telecommunications (VNPT) | — |
| 222.255.112.0/21 | BGP route | AS45899 Vietnam Posts and Telecommunications (VNPT) | — |
| 222.255.120.0/21 | BGP route | AS45899 Vietnam Posts and Telecommunications (VNPT) | — |
| 222.255.96.0/22 | BGP route | AS45899 Vietnam Posts and Telecommunications (VNPT) | — |
| 222.255.96.0/23 | WHOIS (APNIC) | IP Range assigned for VPN Service of VDC | VN |
| 222.255.100.0/23 | BGP route | AS45899 Vietnam Posts and Telecommunications (VNPT) | — |
| 222.255.102.0/23 | BGP route | AS7643 Vietnam Posts and Telecommunications (VNPT) | — |
| 222.255.112.0/23 | BGP route | AS45899 Vietnam Posts and Telecommunications (VNPT) | — |
| 222.255.114.0/23 | BGP route | AS45899 Vietnam Posts and Telecommunications (VNPT) | — |
| 222.255.116.0/23 | BGP route | AS45899 Vietnam Posts and Telecommunications (VNPT) | — |
| 222.255.120.0/23 | BGP route | AS7643 Vietnam Posts and Telecommunications (VNPT) | — |
| 222.255.122.0/23 | BGP route | AS7643 Vietnam Posts and Telecommunications (VNPT) | — |
| 222.255.122.0/23 | WHOIS (APNIC) | Vina Game | VN |
| 222.255.124.0/23 | BGP route | AS45899 Vietnam Posts and Telecommunications (VNPT) | — |
| 222.255.98.0/24 | WHOIS (APNIC) | IP Range assigned for VPN Service of VDC | VN |
| 222.255.100.0/24 | BGP route | AS45899 Vietnam Posts and Telecommunications (VNPT) | — |
| 222.255.102.0/24 | BGP route | AS7643 Vietnam Posts and Telecommunications (VNPT) | — |
| 222.255.103.0/24 | BGP route | AS7643 Vietnam Posts and Telecommunications (VNPT) | — |
| 222.255.105.0/24 | WHOIS (APNIC) | dialupbinhthuan-net | VN |
| 222.255.106.0/24 | WHOIS (APNIC) | dialupsoctrang-net | VN |
| 222.255.107.0/24 | WHOIS (APNIC) | dialuptiengiang-net | VN |
| 222.255.108.0/24 | WHOIS (APNIC) | dialupdongthap-net | VN |
| 222.255.109.0/24 | WHOIS (APNIC) | dialuptravinh-net | VN |
| 222.255.110.0/24 | WHOIS (APNIC) | dialupvinhlong-net | VN |
| 222.255.111.0/24 | WHOIS (APNIC) | dialupdongnai-net | VN |
| 222.255.112.0/24 | BGP route | AS45899 Vietnam Posts and Telecommunications (VNPT) | — |
| 222.255.113.0/24 | BGP route | AS45899 Vietnam Posts and Telecommunications (VNPT) | — |
| 222.255.115.0/24 | BGP route | AS45899 Vietnam Posts and Telecommunications (VNPT) | — |
| 222.255.117.0/24 | BGP route | AS45899 Vietnam Posts and Telecommunications (VNPT) | — |
| 222.255.118.0/24 | BGP route | AS45899 Vietnam Posts and Telecommunications (VNPT) | — |
| 222.255.119.0/24 | BGP route | AS45899 Vietnam Posts and Telecommunications (VNPT) | — |
| 222.255.121.0/24 | BGP route | AS7643 Vietnam Posts and Telecommunications (VNPT) | — |
| 222.255.122.0/24 | BGP route | AS7643 Vietnam Posts and Telecommunications (VNPT) | — |
| 222.255.125.0/24 | WHOIS (APNIC) | Cong ty VDC - Net2e | VN |
| 222.255.120.0/25 | WHOIS (APNIC) | City Web HCM | VN |
| 222.255.120.128/25 | WHOIS (APNIC) | Vina Game | VN |
| 222.255.121.0/25 | WHOIS (APNIC) | Telehosting Asia Soft | VN |
| 222.255.99.56/30 | WHOIS (APNIC) | CP-CHUNGKHOAN-THANGLONG-NET | VN |
| 222.255.99.84/30 | WHOIS (APNIC) | HUAWEIVN-NET | VN |
| 222.255.99.100/30 | WHOIS (APNIC) | YAMAHAMOTORVN-NET | VN |