Command   Explanation
a:   DNS A record IP address for host name
mx:   DNS MX records for domain
cname:   DNS canonical host name to IP address
ptr:   DNS PTR record for host name
spf:   Check SPF records on a domain
txt:   Check TXT records on a domain
soa: Get Start of Authority record for a domain


This test will check the propagation of DNS records across your servers for the selected DNS record type. You can use this tool to see if your records have propagated across all your servers, as well as identify possible DNS issues.