Email security & deliverability · grade A
v=spf1 include:spf.sendinblue.com include:sendgrid.net include:c3.com.sg include:_relay.amadeus.com include:_spf.salesforce.com include:_spf.qualtrics.com ip4:82.150.225.79 ip4:171.17.133.140 ip4:199.255.192.0/22 ip4:199.127.232.0/22 ip4:54.240.0.0/18 ip4:69.169.224.0/20 ip4:23.249.208.0/20 ip4:23.251.224.0/19 ip4:76.223.176.0/20 ip4:52.82.172.0/22 ip4:54.240.64.0/19 ip4:54.240.96.0/19 ip4:76.223.128.0/19 ip4:216.221.160.0/19 ip4:151.193.224.244 ip4:151.193.224.245 ip4:151.193.65.92 ip4:151.193.65.93 ip4:119.81.11.112/29 ip4:119.81.124.224/28 ip4:169.53.136.20 ip4:133.130.126.197 ip4:52.230.81.130 ip4:52.187.67.25 ip4:52.230.70.42 ip4:198.71.244.79 ip4:133.130.126.81 ip4:139.60.152.0/22 ip4:206.55.144.0/20 ~all