SOA
Start of Authority
Primary NS
Mailbox
hostmaster.sdcourses.org
Serial
1690188123
Refresh
14400
Retry
7200
Expire
2419200
Minimum TTL
86400
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
v=spf1 include:spf.greenhost.nl ~all
google-site-verification=aluVGgM_o2GzBJ13_hGuGVLnldgyQroKM1WTFbVEcZg
A