The previous page is sending you to https://velog.io/@ssoulll/DNS-DNS-%EA%B4%80%EB%A0%A8-%EC%A0%95%EB%B3%B4%EB%A5%BC-%EC%95%8C%EC%95%84%EB%82%B4%EB%8A%94-%EB%B0%A9%EB%B2%95-nslookup.

 If you do not want to visit that page, you can return to the previous page.