http://en.wikipedia.org/wiki/IPv4
http://en.wikipedia.org/wiki/IPv6

I don't see anything there about it, and even if you're correct, each of those addresses has a valid 4-chunk dot-decimal notation that can be used instead. I'd be more interested in the new IPv6 formats.

In reply to Re^2: Regular Expression to Match IP Address by TedPride
in thread Regular Expression to Match IP Address by sashac88

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