indutny/node-ip — pull request #14 by wavded (2014-01-17 17:58:11+00:00)
Title: fix; conformance with rfc1928 on 172.x private ips

RFC1928 specifies the following range as private:

172.16.0.0 - 172.31.255.255 (172.16/12 prefix)

Currently the code only validates 172.16.x.x ranges. This fix allows
the full range.