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 w1.ssmx.net
2 w2.ssmx.net
3 tw1.ssmx.net
4 tw2.ssmx.net
5 ms1.ssmx.net
6 ms2.ssmx.net
7 ms3.ssmx.net
8 ms4.ssmx.net
9 ms5.ssmx.net
10 xs1.ssmx.net


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

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