Whitelisting using the following IP addresses may be required in situations where your web access is constrained to a limited set of websites as per your company's policies.

Note: Any email sent from the VanillaSoft SMTP server, will go through the I.P. address of: 35.202.40.161

VanillaSoft's I.P. Addresses

23.251.156.253
23.251.158.66
34.110.243.255
34.132.14.188
34.133.142.170
34.133.222.22
34.150.147.253
34.70.219.215
34.85.161.225
34.85.163.100
34.85.227.217
35.186.163.5
35.186.188.38
35.192.127.34
35.193.117.228
35.194.71.131
35.194.85.204
35.194.86.78
35.199.33.15
35.199.8.57
35.202.238.243
35.202.40.161
35.223.230.185
35.224.124.87
35.224.199.87
35.225.158.213
35.225.238.124
35.227.253.253
35.230.175.155
35.230.177.29
35.230.183.196
35.239.26.134
35.245.213.62
35.245.4.117

VanillaSoft VoIP

69.9.45.128 /25
207.99.114.0 /24

Dyn Email Servers

208.76.56.0/21

216.146.32.0/20

80.231.25.0/24

80.231.219.0/24

103.11.200.0/22

199.19.0.0/21

204.13.248.0/22

208.78.68.0/22

162.88.36.0/23

162.88.4.0/23

162.88.24.0/24

162.88.28.0/24

Alternatively, you can use the following SPF certificate:

v=spf1 include:spf.dynect.net ?all