| MYZON.COM | HANGANG Systems, Inc. dba Doregi.com | ns1.doregi.com ns2.doregi.com ns3.doregi.com | 03.08.1999 | 03.08.2021 |
| DOREGI.COM | HANGANG Systems, Inc. dba Doregi.com | ns1.doregi.com ns2.doregi.com ns3.doregi.com | 28.10.1999 | 28.10.2030 |
| IBC.NET | HANGANG Systems, Inc. dba Doregi.com | ns1.doregi.com ns2.doregi.com ns3.doregi.com | 06.11.1999 | 06.11.2021 |
| OKEDU.COM | HANGANG Systems, Inc. dba Doregi.com | ns1.doregi.com ns2.doregi.com ns3.doregi.com | 26.12.1999 | 26.12.2021 |
| 9N6.COM | HANGANG Systems, Inc. dba Doregi.com | ns1.doregi.com ns2.doregi.com ns3.doregi.com | 15.02.2000 | 15.02.2026 |
| 21C.COM | HANGANG Systems, Inc. dba Doregi.com | ns1.doregi.com ns2.doregi.com ns3.doregi.com | 10.12.2000 | 10.12.2025 |
| SGONE.COM | HANGANG Systems, Inc. dba Doregi.com | ns16.dnszi.com ns3.doregi.com ns7.dnszi.com | 11.07.2001 | 11.07.2022 |
| DATV.COM | HANGANG Systems, Inc. dba Doregi.com | ns1.doregi.com ns2.doregi.com ns3.doregi.com | 10.01.2003 | 10.01.2022 |
| MA9.COM | HANGANG Systems, Inc. dba Doregi.com | ns1.doregi.com ns2.doregi.com ns3.doregi.com | 02.08.2003 | 02.08.2025 |