After creating DNS zone files and configuring them, it’s important to check if the syntax in the zone files is correct. Incorrect syntax may cause the files not to work at all. 1. To check the configuration files run the following command: named-checkconf To check a DNS zone files we […]
Manually configure reverse DNS in Linux VPS
rDNS is configured on a zone file. This zone file teaches our name servers to resolve a host from an IP address. The file will be called 10.10.10.10.db, where 10.10.10.10 is our server IP address. Also, save this zone file in path /var/named. One of the foremost importances of reverse […]
Set up Forward DNS zone on your VPS
Requirements VPS installed with CentOS Registered domain name 1. Access the VPS via SSH 2. Install bind and dnsutils, which will allow us to use the dig command later on Centos or Fedora: yum install bind dnsutils Ubuntu ir Debian: apt-get install bind9 dnsutils 3. Create a DNS zone file […]
How to unblock your IP from server ban
Sometimes, your IP address may be blocked by our servers due some security measures implemented on all our servers. Situations that lead to these blocks are: 1. Several failed login attempts to the cpanel. We advice that when you have two or three failed login attempts using the credentials set, […]
Install Let’s Encypt on your Centos VPS
For this example, we will install a valid SSL certificate for your domain hosted in your VPS. Requirements: Centos 7 installed on the server The domain name should have a valid DNS records, ie, it should be accessible via the internet. We are particularly interested in valid A record and […]
Configure reCaptcha in your HTML/PHP website
reCaptcha is a good way to ensure some scripts/bots are not being used to fill your website forms with false registrations. Integrating this feature in your website forms that accept registration or login may prove invaluable. To embed reCaptcha by Google on your website, there are three […]
How to create your own name servers
Requirements VPS installed with Centos Registered domain name Step 1: Access your domain hosting account (cPanel) and create two subdomains. Call them ns1.example.com and ns2.example.com Step 2: Point the two sub domains to your IP address. This can be done from the cPanel under Zone Editor. Simply change the IP […]
What to do if your website won’t load because of cache
Have you ever attempted to access your website after a short while of inaccessibility and the site won’t just display the content? Instead, your website displays a Server not found error and even after having the issue fixed, the site still won’t work. […]
Smartermail Browser Support
Based on the browser and Operating System being used, various pages of Smartermail may display differently. Below is a list of browsers that run Smartermail and known issues: *For Macintosh users, Safari and Internet Explorer are not recommended for Smartermail. This is because these browsers have several issues with Smartermail. […]
Should I choose VPS or shared hosting?
A Virtual Private Server is the next step up from shared hosting. With VPS prices going down, the question arises on whether the better alternative for a website is a VPS or the shared hosting platform. To make the decision, we will draw a comparison of these two under various […]
