This article will go over the basic DNS configuration to get you started on using your domain in our email solution. DNS is a critical component for how mail gets routed over the internet, each remote email service and email clients like outlook will use these settings when determines where to connect.
The DNS Configuration in this document will be broken down into three sections; Inbound, Outbound and Client.
The following entry is your Mail eXchange (MX) record need for receiving inbound emails;
| Type | Name | Data | TTL |
|---|---|---|---|
| MX | @ | mx.nmsrvmail.com | 3600 |
| yourname.com. MX 10 mx.nmsrvmail.com. |
The following entries authenticate our mail servers as the authoritative ones for your domain, these setting must be in place to prevent your mail from ending up in the junk folder.
| Type | Name | Data | TTL |
|---|---|---|---|
| TXT | @ | v=spf1 mx a:mx2.nmsrvmail.com ~all | 3600 |
| TXT | _dmarc | v=DMARC1; p=quarantine; rua=mailto:postmaster@yourdomain.com | 3600 |
| TXT | dkim._domainkey | v=DKIM1; p=[provided to you upon sign-up] | 3600 |
| yourdomain.com TXT "v=spf1 mx a:mx2.nmsrvmail.com ~all" |
| _dmarc.yourdomain.com. TXT "v=DMARC1; p=quarantine; rua=mailto:postmaster@yourdomain.com" |
| dkim._domainkey.yourdomain.com. TXT "v=DKIM1; p=[provided to you upon sign-up]" |
The following entries will enable auto detection for email clients.
| Type | Name | Data | TTL |
|---|---|---|---|
| CNAME | autodiscover | autodiscover.nmsrvmail.com. | 3600 |
| Type | Service | Protocol | Name | Value | Priority | Weight | Port | TTL |
|---|---|---|---|---|---|---|---|---|
| SRV | _autodiscover | _tcp | @ | autodiscover.yourdomain.com. | 0 | 0 | 443 | 3600 |
| SRV | _submission | _tcp | @ | mx.nmsrvmail.com. | 0 | 1 | 587 | 3600 |
| SRV | _imaps | _tcp | @ | mx.nmsrvmail.com. | 0 | 1 | 993 | 3600 |
| SRV | _pop3s | _tcp | @ | mx.nmsrvmail.com. | 0 | 1 | 995 | 3600 |
| autodiscover.yourdomain.com. CNAME autodiscover.nmsrvmail.com. |
| _autodiscover._tcp.yourdomain.com. SRV 0 1 443 autodiscover.yourdomain.com. |
| _submission._tcp.yourdomain.com. SRV 0 1 587 mx.nmsrvmail.com. |
| _imaps._tcp.yourdomain.com. SRV 0 1 993 mx.nmsrvmail.com. |
| _pop3s._tcp.yourdomain.com. SRV 0 1 995 mx.nmsrvmail.com. |