DNS 모음
Google Public DNS https://developers.google.com/speed/public-dns/ 8.8.8.8 8.8.4.4 Level 3 Communication http://www.level3.com/ 4.2.2.2 4.2.2.1 Open DNS http://www.opendns.com/ 208.67.222.222 208.67.222.220 Comodo Secure DNS http://www.comodo.com/secure-dns/ 8.26.56.26 8.20.247.20 Norton Connect Safe https://dns.norton.com/faq.html 199.85.126.10 199.85.127.10 Korea KT 168.126.63.1 168.126.63.2 Korea LG 164.124.107.9 203.248.242.2 Korea SK 219.250.36.130 210.220.163.82