Code in this video_How to Create the Necessary Records for Mail server
📌 For illustrative purposes, I assume the following: ✳️ My Server: A Linux Server on VPS ( on Vultr) ✳️ My Server Address: 43.224.33.183 ✳️ My Domain: totatca.xyz (on NameCheap) ✳️ My Hostname: mail ✳️ My FQDN/Fullname: mail.totatca.xyz
| No. | Record | Type | Host | Vaule / Point to | Note |
| 1 | A | A | @ | 43.224.33.183 | DNS Manager |
| 2 | A | A | 43.224.33.183 | DNS Manager | |
| 3 | SPF | TXT Record | @ | v=spf1 a mx ip4:43.224.33.183 ?all | DNS Manger |
| 4 | DMARC | TXT Record | _dmarc | v=DMARC1; p=reject; rua=mailto:postmaster@totatca.xyz | DNS Manager |
| 5 | MX | MX | @ | mail.totatca.xyz | DNS Manager |
| 6 | PTR | mail.totatca.xyz | VPS or ISP |