SPF Lookup SPF Generator SPF Raw Checker Domain where SPF will be published Domain An SPF record that you wish to validate before publishing on your DNS Raw Record v=spf1 a mx ip4:177.153.28.0/24 ip4:201.76.63.0/24 ip4:177.153.24.32/27 ip4:177.153.24.64/27 ip4:177.153.25.32/27 ip4:191.252.30.0/25 ip4:191.252.7.128/25 ip4:191.252.30.128/25 ip4:191.252.14.0/25 include:amazonses.com include:spf.skymail.net.br -all Check the record