The Domain Name System (DNS) translates Internet domain and host names to IP addresses.

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Anyone use the International Domain Name (IDN) security mitigation API's? Is there a wrapper for .NET?

The International Domain Name mitigation API's are available here for download: http://www.microsoft.com/downloads/en/details.aspx?FamilyID=ad6158d7-ddba-416a-9109-07607425a815&displaylang=en ...
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How do the root servers get updated with my name server? Is WhoIS information always in sync with the root?

I've never understood what happens behind the scenes when I go to my registrar and enter in my name server's information. Can someone elaborate on what happens when an update is made, and how it is ...
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When should a DNS entry be cached? What conditions should not be? How do I determine the TTL?

I'm writing a DNS resolver and am building a spreadsheet of when a DNS record should be cached, and not be cached... but it's harder than it first looks (to me at least). Is there consolidated test ...
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What risk do International Domain Names (IDN) pose?

I understand that IDN's are basically a GUI display change for domains that have a prefix of "xn--". What should I advise companies do in regards to these domains? For example, should companies ...
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What's involved in taking over someone else's domain name?

I'm asking this for purely academic reasons. I know that there are domain record lists and whatnot, but I'm trying to understand the exact structure of how DNS works and where someone can potentially ...