We like to keep an eye on the best content published about DNS and other subjects that are relevant to our clients. We share the most interesting articles and sites we come across on our Facebook and Twitter pages. But, in case you miss it, we’re going to gather each month’s shares together here on our blog.
If you’d like to know what we’re reading, follow us on Facebook and Twitter, or subscribe to this blog, where we also regularly publish content from our own writers and expert staff.

DNS

 

  • Got IP Address Management Problems? Think DNS, DHCP, IPAM Trifecta – On the surface, IP address management (IPAM) seems so straightforward. You simply place addresses on devices that are hosting services and ingress/egress traffic and then track these addresses…
  • Reducing the Risks of BYOD with DNS-Based Security Intelligence; Part 2: Taking Control – In part 1, I talked about some of the risks associated with BYOD. But there are actions you can take to greatly reduce this risk. One effective method for limiting the risk of BYOD is to employ DNS-based security intelligence techniques…
  • Global DNS Propagation Checker – What’s My DNS? – Whatsmydns.net is an online service that allows you to instantly perform a DNS lookup to check a hostnames current IP Address and other DNS information against a selection of random name servers around the world…
  • When Do You Need Load Balancing? – Load balancing is a method used to spread out web traffic to several servers using one external IP address. The web browser does a DNS lookup for the domain, connects to the IP address, and internal processes supplied by the load balancer send the traffic to a server with resources to render the request…
  • Traceroute reveals Star Wars Episode IV ‘crawl’ text – A bored, snowbound network admin has made something lovely: a traceroute that produces the text of the opening crawl to Star Wars Episode IV – A New Hope…
  • Speed Up Websites Using DNS Prefetching – We recently added a couple of lines of HTML to our mobile website that potentially speeds it up for users with recent browsers (Chrome and Firefox, at the time of writing). The technique might not work for all sites, but it applied very well to ours. I’ll explain how and why…

Security

 

  • Mitigating DNS Reflection Denial-of-Service Attacks – Currently, we have been seeing an uptick in the number of denial-of-service attacks using DNS reflection or amplification. There are many variants, but the general outline of the attack is the same…
  • DNS reveals the top cyberthreats of 2012. – Our team at Nominum recently looked at the biggest threats to fixed networks at the DNS layer. Why the DNS layer? Because it is ubiquitous — every network runs on it — and it is the best option …
  • Why You Need to Hack Yourself – You need to do your best to break into your own systems. Here’s the biggest reason: If you don’t, they will. Hacking yourself is a policy enforcement and audit step that all CIOs need to build into their organizations’ DNA…
  • Network-Based Threat Intelligence: Quick Wins with NBTI – As we get back into Network-Based Threat Intelligence, let’s briefly revisit our first two posts. We started by highlighting the Kill Chain, which delved into the typical attack process used by advanced malware to achieve the attacker’s mission…
  • 13 IT Security Myths Debunked – Security pros warn about believing everything you hear about malware, zero-day attacks, compliance and more…
  • Facebook’s Redirect Error Foretells The Future Of Hacking – Facebook’s redirect error foretells the future of hacking When so many websites link to so many others, hackers can do a lot more damage than sending users to error pages…
  • Cloud Security Hinges on IP Addressing – Over the last 10 years, the principle of security by design has been gaining popularity within software engineering. This concept should also be incorporated into the SDDC and cloud architectures, to ensure that organizations leveraging the promise of cloud computing will not be compromised for their forward looking thinking…

Enterprise IT

 

  • A Pragmatic Approach to Enterprise Architecture – Managing complexity is difficult in any growing business. As companies innovate, add new business lines, expand their global reach, cater to increased volume, or adopt new regulatory rules, processes proliferate and the discipline surrounding them goes out of the window…
  • Platform-as-a-Service: 6 Ways PaaS Will Change The Enterprise – Jetpacks, flying cars, hybrid cloud. Which one will be ubiquitous in two years? Here’s a hint: It’s the one that doesn’t involve personal air travel…
  • Data Centers Grand Tour (This Data Belongs Here) – For each domain a single web page will be hosted showing a satellite view of the geographical site at which that particular domainʼs data is stored.
  • Enterprise Software Wars: 5 points of Advice for CIOs – And to finish with, here’s something of our very own. Confused about DNS? Check out this video where we explain how it works. Enterprise software, long a complex domain only of interest to specialists, has become the darling of venture capital investors and start-ups. This post presents context and concludes with advice for CIOs on navigating the changing enterprise software landscape…
  • 6 Key Lessons For Startups From An Early Internet Pioneer – Some say the number of new businesses in the U.S. is declining, but from where I sit in the tech universe, startup fever is spreading faster than ever…

And to finish with, here’s something of our very own. Confused about DNS? Check out this video where we explain how it works.