DNS

What is Authoritative DNS server?

DNS

The authoritative DNS server is the final holder of the IP of the domain you are looking for. When you write a domain name in your browser,...

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A case study of the top 50 e-commerce sites and their DNS

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The recent Black Friday we again saw the news for record-breaking revenues and profits. Over the past few years, the web has gotten faster,...

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What is backup DNS?

DNS

DNS is the backbone of the internet. It connects all the users to the content they need. It is a constant exchange of information, but...

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What is Sender Policy Framework, and how to setup SPF record?

DNS

Have you ever received complaining messages from your users about emails sent to them from your email server, without your knowledge? Or...

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8 DNS tools for testing your servers

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What is Anycast DNS and how does it work?

DNS

For many years already, the Unicast protocol has been outdated for the purpose of fast and secure DNS. It can’t manage with massive DDoS...

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What is Secondary DNS?

DNS

We have already talked what is a DNS server or name server as it is also known. It is a complicated system that translates what we write...

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DNS best practices

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