SPF, DKIM, DMARC, MX, and CAA configuration
SPF
25
/25
DMARC
30
/30
DKIM
0
/20
MX
10
/10
CAA
10
/10
v=spf1 ip4:155.136.80.0/24 ip4:80.75.73.242 ip4:81.145.55.71 ip4:82.144.239.194 ip4:195.3.184.231 ip4:195.3.184.230 ip4:195.225.218.101 ip4:195.184.243.2 ip4:155.136.18.0/24 ip4:155.136.59.66 ip4:155.136.63.66 -allv=DMARC1; p=reject; fo=1; rua=mailto:rbs@rua.netcraft.com; ruf=mailto:rbs@ruf.netcraft.commail01.rbs.com.mail02.rbs.com.mail03.rbs.com.mail04.rbs.com.mail13.rbs.com.mail14.rbs.com.mail15.rbs.com.mail16.rbs.com.mailto:RBS.Group.PKI.Certificates@rbs.co.ukdigicert.comquovadisglobal.comsectigo.com