DNS

31-minute read

U

I’m probably doing Cloudflare a disservice by categorising it as a CDN provider, but that’s certainly one of the many services they offer and perhaps how most individuals using their free offering see them. Like me, I’m certain the vast majority of that group use the Cloudflare dashboard to configure their domains, but Cloudflare provides an API that allows you to programmatically manage those DNS records through a command-line interface of a *nix shell such as Bash.

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Resolving a Static Hostname to a Dynamic IP Address Using DynDNS Free

Steve

Networking

4-minute read

R

There are occasions when we want to make a computer on a home network or LAN accessible externally on the Internet. For example, remotely connecting to a LAN computer using SSH or remotely accessing a web site residing on a LAN computer.

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Google Public DNS: Faster Internet Access?

Steve

Internet

3-minute read

G

You may have heard about Google’s recent release of Google Public DNS which, amongst other claims, aims to speed-up your browser’s interaction with DNS servers thereby making the internet appear faster. Well, that’s my interpretation anyway.

Google states that “…Google Public DNS takes some new approaches that we believe offer more valid results, increased security, and, in most cases, better performance.”

I was particularly interested in the possible speed increase after finding these benchmarks where the comparative speed of Google Public DNS (8.8.8.8), Level 3 (4.2.2.2) and OpenDNS (208.67.222.222) were tested.

Using these same DNS servers, here are my results for a handful of sites I visit regularly:

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Using the Cloudflare API to Manage DNS Records

Resolving a Static Hostname to a Dynamic IP Address Using DynDNS Free

Google Public DNS: Faster Internet Access?

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