SOA
Start of Authority
Primary NS
Mailbox
hostmaster.cbs.nl
Serial
2018104180
Refresh
900
Retry
600
Expire
86400
Minimum TTL
3600
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
1dz9k9x9d8d124bsfn0xbr86hjhwk9pb
_y6ubx6ebefobwa6o53uux8yslheawto
18e8c11f-5fa6-4752-a7b0-fa5942864da4-07032019
v=spf1 -all