How to prevent DNS downtime?

Everybody wants to avoid DNS downtime! Unfortunately, it affects your reputation, annoys your loyal and potential clients, and costs you money.

DNS downtime is the time your domain name won’t be resolved to its corresponding IP address. During that time, clients won’t be able to use your service or load your domain. An error will be pointed out every time they request it.

The Domain Name System (DNS) is the keystone for the Internet to work. No matter its dimension and importance, it also suffers from vulnerabilities, hacking attempts, software and hardware issues, networks’ problems, database corruption, etc. And if it stops, your domain also will.

How can you prevent DNS downtime?

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What is a Firewall? What does it do?

A firewall is a security technology (hardware, software or both) to protect networks through specific functionalities and security rules. For instance, monitoring incoming and outgoing traffic, filtering of traffic, blocking the access for unauthorized outsiders, suspicious traffic, and also malicious software.

Firewalls divide the private part of a network from the public part of the interconnection supplied by the Internet.

What does a firewall do?

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