Email security & deliverability · grade A
v=spf1 mx a a:mailrelay-2024.kr3m.com a:mail.bw-networx.net a:mailrelay.kr3m.com a:relay.inweb.de include:spf.protection.outlook.com ip4:199.255.192.0/22 ip4:199.127.232.0/22 ip4:54.240.0.0/18 include:amazonses.com -all