DNS

DNS

How to add an entry in a subdomain without adding the domain

So you need a subdomain in your dns but you only need one and don’t want to create a whole new file… well it’s really easy…   Assume that you […]

DNS

How to setup more than one ip address in dns (DNS Round robin)

So I bet you have seen what happens when you look up the Ip address for google.com .. you get five or six different IP addresses your client takes the […]

DNS

How do I find what DNS server is authoritative for a domain?

In Linux the nslookup utility allows you to find out using the following nslookup set querytype=soa jgriffiths.org A better way to list all servers is :  

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