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Carl Levine

Posted by Carl Levine on January 24, 2017

Feeding Application Metrics To NS1

At NS1, we’ve provided two ways to get data from your application stack to our platform. This article will give a high level overview of both methods, and provide guidance on how it all works as well.

Carl Levine

Posted by Carl Levine on January 23, 2017

Fully Leveraging Your Infrastructure

One of the unique features of the NS1 platform is the ability to take data that is important to you, and more importantly your customers and users, and make informed traffic steering decisions based on that.

Carl Levine

Posted by Carl Levine on January 18, 2017

Carl Levine

Posted by Carl Levine on December 14, 2016

Carl Levine

Posted by Carl Levine on December 13, 2016

Carl Levine

Posted by Carl Levine on November 21, 2016

Carl Levine

Posted by Carl Levine on November 15, 2016

Testing New Infrastructure Using the Filter Chain

Whether your aim is to replace an existing server or to bolster your infrastructure with additional resources, this article explains how using NS1’s Filter Chain can make that transition as seamless as possible.

Carl Levine

Posted by Carl Levine on October 6, 2016

How Many IPs Is Too Many?

As the notion of today’s Internet became a more pervasive thing, early attempts at redundancy resulted in some interesting experiments by curious technologists.

Carl Levine

Posted by Carl Levine on September 12, 2016

Ready, Set, Delegate

In the context of the DNS, delegation is the assignment of name servers to a given domain name. This information tells the respective registry where the authoritative servers live for a name, so that DNS resolution can happen.

Alex Vayl

Posted by Alex Vayl on August 23, 2016

The Difference Between ALIAS and CNAME and When To Use Them

The chief difference between a CNAME record and an ALIAS record is not in the result—both point to another DNS record—but in how they resolve the target DNS record when queried.

Alex Vayl

Posted by Alex Vayl on August 17, 2016

Alex Vayl

Posted by Alex Vayl on August 4, 2016

Debugging DNS

When managing a network, there are a number of common and uncommon DNS-specific issues that can arise.

Carl Levine

Posted by Carl Levine on July 24, 2016

Subdelegation: What is This Sorcery?

In many cases, where a domain may not be owned by a given entity, but control over a certain part of that name is being granted, subdelegation is the answer.

Alex Vayl

Posted by Alex Vayl on July 19, 2016

Using dig +trace to Understand DNS Resolution from Start to Finish

The dig command is a powerful tool for troubleshooting queries and responses received from DNS - here's how to use dig+trace to understand DNS resolution from start to finish.

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