The Pi Hole software allows you to turn your Raspberry Pi into a DNS Security device. After setup your client systems can use the Pi Hole as their DNS server, when websites try to resolve […]
Dynamic DNS allows you to dynamically update your DNS records if you have a Dynamic IP address from your ISP. You install an app on a computer on your network, and it checks your WAN […]
Nameservers are the database servers that store and provide your DNS information for Internet clients. You Domain Registrar sends your DNS configurations to the nameservers. Generally you use the nameservers provided by your ISP, but […]
Subdomains are prefixes to domain names that allow administrators to provide different web services to users, but do so using the same namespace so that it is easier to remember. Such as MAIL.failednormal.com, WWW.failednormal.com, VPN.failednormal.com… […]
< A Records in DNS point Subdomains to IP Addresses. So MAIL.domain.com points to 10.1.10.100, and VPN.domain.com points to 10.1.10.101. Generally an A Record is created for @ that points to your web server. Then […]
CNames map subdomains to domain names. You can point MAIL.domain.com to the Gmail portal for your company, or SALES.domain.com to SalesForce.com. This allows you to use an easy to remember naming strategy for users to […]
MX Records (Mail Exchange) are DNS records that are used to route email to email servers. You can have numerous MX Records posting to different email servers to prevent loss of email due to downtime. […]
Domain Forwarding allows you to redirect web traffic from your domain name to another URL.
A DNS Registrar is authorized by ICANN to sell domain names. They essentially do the admin work required for the Domain Name System. Registrars have become important because they are private companies and they have […]
