June 2018
Intermediate to advanced
368 pages
11h 1m
English
Content preview from Managing Mission - Critical Domains and DNS
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dnsviz
This is the rare DNS tool that, in my opinion, is actually suited to a web-based tool, given that it visualizes and diagnoses DNSSEC trust chains for specified domains. This is an open source tool; you can run it on your own web server or on the command line, which makes it useful when debugging DNSSEC from within private networks.
Simply enter a DNSSEC-enabled domain name and let 'er rip. Take a look at this diagram:
The tool will then output an interactive visual representation of the entire trust chain for the domain.
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.