Whitelist Information for SmartSurvey

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 ms1.ssmx.net 91.146.104.26
2 ms3.ssmx.net 31.3.241.228
3 ms4.ssmx.net 108.61.174.107
4 ms5.ssmx.net 45.76.132.45
5 w1.smartsrv.co.uk 185.234.36.224
6 w2.smartsrv.co.uk 185.234.36.225
7 w3.smartsrv.co.uk 185.234.36.226
8 w4.smartsrv.co.uk 185.234.36.227
9 w5.smartsrv.co.uk 109.108.131.186
10 w6.smartsrv.co.uk 109.108.131.187
11 st1.smartsrv.co.uk 185.234.36.244
12 st2.smartsrv.co.uk 185.234.36.245
13 xs1.ssmx.net 185.189.237.244

 

All of these IP addresses are included in the SPF record: spf.ssmx.net

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