Networking

AWS Direct Connect vs. VPN: In-Depth Comparison

May 11, 2023

AWS Direct Connect and AWS VPN are two services that provide secure communication between your on-premises infrastructure and AWS services. This article provides an in-depth comparison of AWS Direct Connect and VPN.

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AWS Direct Connect Locations

April 27, 2023

Learn about the benefits and availability of AWS Direct Connect Locations. This article covers the basics of AWS Direct Connect, the advantages of using it, and the different locations where you can connect to AWS infrastructure.

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How to Fix Error 526 Invalid SSL Certificate

April 20, 2023

Learn how to troubleshoot and resolve Error 526 Invalid SSL Certificate on your website with our step-by-step guide. Improve your website's security and avoid potential issues with SSL certificates.

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What is a Domain Name System (DNS) & How Does it Work?

April 12, 2023

Domain Name System (DNS) first emerged in the early 1980s. It represents a system of interconnected servers that store registered domain names and Internet Protocol (IP) addresses. As the Internet grew, it became an unavoidable part of online interaction.

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How to Fix DNS_PROBE_FINISHED_NXDOMAIN?

April 6, 2023

This article provides steps to try and fix the DNS_PROBE_FINISHED_NXDOMAIN error. The error indicates a domain is non-existent.

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DNS Configuration: Everything You Need to Know

March 23, 2023

Every network administrator needs to know how to change DNS configuration. Learn how to configure DNS on Windows, Linux, and macOS in this step-by-step guide.

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How to Fix DNS_PROBE_FINISHED_BAD_CONFIG?

March 16, 2023

The source of DNS errors is difficult to pinpoint. See nine different steps to take to resolve the DNS_PROBE_FINISHED_BAD_CONFIG error in this guide.

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How to Check DDoS Attack on Linux Server

March 15, 2023

Server owners rarely anticipate DDoS-related threats. However, the attacks can be mitigated by monitoring resources and acting promptly. Learn to check your Linux server for DDoS attacks, identify active threats, and perform quick mitigation actions by reading this tutorial.

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Error 521: What Causes It and How to Fix It

March 2, 2023

The error message "Error 521: Web server is down" indicates an issue with the server. This guide explains common causes and provides methods to troubleshoot and resolve error 521.

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How to Reduce DNS Lookups


Reducing DNS lookup time improves the performance of your website in a number of important ways, including Faster website and individual component loading, reduced network latency, and better server utilization. This article explains the importance of reducing DNS lookups and provides ten tips to optimize DNS lookups on your website.

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