White List our Mail Servers
If you're experiencing mail deliverability issues, you should send the following list of IP addresses to your IT department to whitelist.
| # |
Hostname |
IP |
| 1 |
w1.ssmx.net |
212.64.132.4 |
| 2 |
w2.ssmx.net |
212.64.132.5 |
| 3 |
tw1.ssmx.net |
212.64.132.6 |
| 4 |
tw2.ssmx.net |
212.64.132.7 |
| 5 |
ms1.ssmx.net |
91.146.104.26 |
| 6 |
ms2.ssmx.net |
198.2.180.93 |
| 7 |
ms3.ssmx.net |
31.3.241.228 |
| 8 |
ms4.ssmx.net |
108.61.174.107 |
| 9 |
ms5.ssmx.net |
45.76.132.45 |
| 10 |
xs1.ssmx.net |
185.189.237.244 |
All of these IP addresses are included in the SPF record: spf.ssmx.net