It is recommended that you allow the following IP addresses and domains in order to receive important emails such as verification codes, event invites, and registration confirmations.
IP Addresses
198.207.147.224/27 – for Cvent emails
204.239.0.224/27 – for Cvent emails
216.230.14.224/27 – for Cvent emails
3.213.245.201 – for Studio
52.91.211.53 – for Studio
52.204.129.114 – for Studio
99.77.128.0/18 – for Studio
99.77.129.44 – for Studio
Domains
cvent.com
cvent.me
cvent-planner.com
cventmail.com
cvtsv.com