How to mask links like this?

[ven666detta]

This site masks links before sending it to its original location..

SITE POST (NSFW)

When you click Datafile link (for example), it sends you first to a landing page before you are sent to the intended page...

How to do that? Plugin?

Thanks

 

[vibhi]

LinkClocker Plugin if You use wordpress

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Added after 1:

It will make your external link to internal
Like You have a ink of Hostgator.com/ref/54321
it will make the link Somethingh Like this yourwebsite/go/hostgator

It will make your external link to internal
Like You have a ink of Hostgatordotcom/ref/54321
it will make the link Somethingh Like this yourwebsite/go/hostgator