| Hostname | Type | TTL | Priority | Content |
|---|---|---|---|---|
| firsttelecom.co.th | SOA | 21600 | ns.itopplus.com worawut@itopplus.com 1386877338 10800 3600 604800 38400 | |
| firsttelecom.co.th | NS | 21600 | ns1.itopplus.com | |
| firsttelecom.co.th | A | 21600 | 4.193.67.176 | |
| firsttelecom.co.th | MX | 21600 | 20 | ast2.softdebut.com |
| firsttelecom.co.th | MX | 21600 | 10 | ast1.softdebut.com |
| www.firsttelecom.co.th | A | 21600 | 4.193.67.176 | |
| www.firsttelecom.co.th | CNAME | 21600 | firsttelecom.co.th | |
| www.firsttelecom.co.th | MX | 21600 | 10 | ast1.softdebut.com |
| www.firsttelecom.co.th | MX | 21600 | 20 | ast2.softdebut.com |