Glue records are records or IP addresses assigned or mapped to a Domain Name or a sub-domain. They are essential when the Nameservers for a domain name are sub-domains.
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What is the difference between ~all, ?all, and -all in an SPF?
Below is the difference between ~all, ?all, and -all. -all means that any server or sender's IP...
Which DNS records should be unmasked/grayed cloud in Cloudflare?
All the ports except 80/443 should be unmasked.
Which information is included in DMARC?
Domain-based Message Authentication, Reporting, and Conformance, or DMARC, is a DNS TXT record...
Which information is included in DKIM?
In order to sign a DKIM record, the sender must identify which fields they want to include in the...
Can I create a DMARC if the SPF and DKIM is not added?
Yes, you can create a DMARC record if the SPF and DKIM records are not added, but it will not...
