SOA
Start of Authority
Primary NS
Mailbox
postmaster.introweb.nl
Serial
2019062602
Refresh
28800
Retry
7200
Expire
604800
Minimum TTL
86400
TXT
TXT Records
v=spf1 a ip4:192.237.158.65 include:spf.routit.net include:spf.protection.outlook.com include:spf.mailplatform.eu a:3867.submission.antispamcloud.com a:lb.yoursrs.com -all
A