Email security & deliverability · grade A
v=spf1 ip4:159.137.80.91 ip4:208.226.214.236 ip4:72.19.252.170 ip4:220.130.152.173 ip4:204.92.22.200/30 ip4:12.129.29.143 ip4:158.151.208.120/24 ip4:158.151.214.66/28 ip4:165.193.97.93 ip4:72.14.161.10/31 ip4:158.106.68.11 ip4:205.216.45.11 ip4:209.112.4.10/31 ip4:209.66.117.11 ip4:209.123.45.224 include:spf.protection.outlook.com include:sendgrid.net include:_spf.salesforce.com include:spf1.dm.aliyun.com ip4:34.181.234.240 ip4:34.169.182.202 -all