Domains with DNS TXT v=spf1 a mx include:sendgrid.net ip4:188.40.65.118 ip4:188.40.65.116 ip4:136.243.128.169 ip4:46.189.26.242 ip4:178.15.195.233 ip4:62.201.161.11 ip4:213.128.129.38 a:mail-out1b.iphh.net include:spf.protection.outlook.com -all

There is 1 domain that have DNS TXT set to v=spf1 a mx include:sendgrid.net ip4:188.40.65.118 ip4:188.40.65.116 ip4:136.243.128.169 ip4:46.189.26.242 ip4:178.15.195.233 ip4:62.201.161.11 ip4:213.128.129.38 a:mail-out1b.iphh.net include:spf.protection.outlook.com -all.

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