Subnet Calculator should more information about IANA special ranges

[mintsoft]

As suggested by @macfreek:

The subnet calc should really provide some more useful information for special IP address ranges: http://www.iana.org/assignments/iana-ipv4-special-registry/iana-ipv4-special-registry.xhtml

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IA Page: https://duck.co/ia/view/subnet_calc

[macfreek]

And http://www.iana.org/assignments/iana-ipv6-special-registry/iana-ipv6-special-registry.xhtml

(just commenting here to make sure I'll get status updates for this issue)

[jagtalon]

This is a good idea, @macfreek

[javathunderman]

@jagtalon Was this fixed with that last PR?

[mintsoft]

@javathunderman I don't believe so

[pjhampton]

Hey all

DuckDuckHack is now in Maintenance Mode and from now on, we are only accepting issues and PRs for essential bugs and bug fixes.

Unfortunately, this is non-essential and will be closed.

We appreciate you taking the time to contribute and apologize for not being able to include your work.