Hosting

How To Find DNS Server IP Address of a Website

Every domain or website has at least two authoritative name servers where the records are kept.

What is the difference between DNS AAAA record and A record?

A host record is the type of DNS record that resolves a particular name to a particular IP address. There are two different host record types – type A and type AAAA.

How to Check WordPress Version?

There are several ways we can check WordPress version. You can find the version from the admin panel, by viewing the source code of website or from the version.php under the wp-includes folder.

How to Generate Self-signed Certificate in CentOS 7

In this tutorial we will learn how to Generate Self-signed SSL/TLS certificate in CentOS 7. We began by the creating Self signed certificate using the OpenSSL command and we then proceeded to configure Apache HTTPD web server to apply the SSL/TLS certificate.

How to Generate Self-signed SSL Certificate using OpenSSL in Ubuntu 18.04

In this tutorial we will learn how to configure Ubuntu Apache2 web server with Secure Sockets Layer /Transport Layer Security (SSL/TLS) by installing a Self-signed SSL certificate using OpenSSL.

How to Install LetsEncrypt SSL Certificate on Ubuntu 18.04

This tutorial explains how to install letsencrypt SSL certificate for Apache web server on Ubuntu 18.04. Let's Encrypt is a non-profit CA with the goal of providing free SSL/TLS certificates to all websites on the internet. Let’s Encrypt provides trusted certificate through an automated process without any cost.

How to Install LetsEncrypt Certificate on CentOS 7

This tutorial explains how to install letsencrypt SSL certificate for Apache web server on CentOS 7. Let's Encrypt is a certificate authority that provides SSL/TLS certificates for free. Let’s Encrypt provides trusted certificate through an automated process, without any cost.

How to get a Let's Encrypt Certificate before DNS is moved (DNS-01 validation)

By Default certbot client check whether the website is hosted on the same server where the certificate request was made. So in order to obtain a certificate, DNS records should pre exist, pointing your domain name to the server where you going to install the SSL certificate.

How to Update WordPress Automatically (WordPress Core, Themes and Plugins)

WordPress has bugs and security holes just like any other content management system. When developers find those issues, they release updates to the WordPress core, themes and plugins. And it is your responsibility to apply those updates regularly to keep your website/blog secure and up to date.