Články

 DNS Fundamentals: A, AAAA, CNAME, MX, TXT & NS Records Explained

DNS translates human-readable domain names into the information servers actually need — IP...

 How to Configure MX Records for Email Delivery

MX (Mail Exchange) records tell the internet which servers handle incoming email for your domain....

 How to Configure Multiple IP Addresses on One VPS

Running multiple IP addresses on a single VPS is useful for hosting multiple SSL certificates on...

 How to Configure a Static IP on a Linux VPS

Most VPS providers assign a static (unchanging) IP address by default, but understanding how...

 How to Enable and Configure IPv6 on Your VPS

IPv6 adoption continues to grow, and many VPS plans include a free IPv6 address alongside IPv4....

 How to Migrate DNS to a New Provider Without Downtime

Moving your domain's DNS management to a new provider — whether for better tooling,...

 How to Point a Domain to Your VPS (A/AAAA Records)

Before your website is reachable at yourdomain.com instead of a raw IP address, you need to...

 How to Set Up Port Forwarding on a Linux VPS

Port forwarding redirects traffic arriving on one port to a different port or internal address...

 How to Set Up a CDN in Front of Your VPS

A Content Delivery Network (CDN) caches your site's static content across globally distributed...

 How to Set Up a Private Network Between Multiple VPS Instances

When running multiple VPS instances that need to communicate (a web server and a separate...

 How to Set Up an OpenVPN Server on a Linux VPS

OpenVPN is a mature, widely-supported VPN protocol offering broad client compatibility. While...

 How to Test Network Speed and Latency on a VPS

Understanding your VPS's actual network performance helps diagnose slow application response...

 How to Use CNAME Records Correctly

CNAME records let you alias one domain name to another, but they come with important restrictions...

 Understanding Subnets and CIDR Notation

CIDR notation appears throughout firewall rules, network configuration, and cloud provider...

 Understanding iptables and nftables (Advanced Firewall Rules)

UFW is a friendly front-end, but it's built on top of the Linux kernel's actual packet filtering...