Erlang lib for 17MonIP(http://www.ipip.net/download.html)
#How To Use $ make $ erl -pa ebin 1> monip:test("115.29.161.118").
monip:104 Ip:115.29.161.118 -> 中国 浙江 杭州 ok
2> monip:find("115.29.161.118").
{ok,<<228,184,173,229,155,189,9,230,181,153,230,177,159, 9,230,157,173,229,183,158,9>>}