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Extended DNS Records - SVR, DNAME and AAAA records
DNS
We continue looking at less commonly used DNS records, but we also look at the soon to be common AAAA record which is merely the IPV6 version of an A record. Before that, we will first examine the SRV and the rare DNAME records. The SRV extended DNS record SRV records are DNS entries that […]
How to set up Reverse DNS
DNS
As the name implies, Reverse DNS is the inverse of normal (forward) DNS. DNS (Domain Name Service) translates a human readable URL or domain name into an IP address for the computer to read. Reverse DNS is useful when you have an IP address and need to find the domain name. A Reverse DNS query […]
Reverse DNS
DNS

Reverse DNS

What is Reverse DNS? Normal DNS (Domain Name Service) is used to translate a human readable URL/Domain Name into an address that is easier for a computer to understand – the IP address. As the name implies, Reverse DNS (RDNS) does the opposite – translating an IP address into a Domain Name. You may find […]
DNS Records - Best Practice
DNS
Although the basics of DNS records is easy to understand, I often see badly configured DNS zones. Here are a few pointers to help keep that DNS pure and fast according to industry best practice. CNAME RECOMMENDATIONS These records are heavily¬†overused and abused. The basic rule is that a CNAME should never point to another […]