링크모음

http://www.auditmypc.com/freescan/portsearch.asp   포트검색

http://www.ip-adress.com/ip_tracer/     : ip추적


http://desktop.google.com/thankyou.html#  : google데스크탑

http://doctor.internet.qook.co.kr/ktpas2/AccessFile/Download/QookInternetDoctor.exe  : qook닥터

http://www.dnsstuff.com

https://abuse.kornet.net:8443

http://neras.co.kr

http://neras.kt.co.kr

http://www.krcert.or.kr/portInfoList.do : krcert port정보