SOA
Start of Authority
Primary NS
Mailbox
admin.k-validator-kessel-lon1.krystal.uk
Serial
2026110703
Refresh
3600
Retry
1800
Expire
1209600
Minimum TTL
86400
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
v=spf1 ip4:205.220.189.73 include:spf.protection.outlook.com -all