shell:$ nslookup -timeout=2 -retry=1 'www.nicovideo.jp'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
www.nicovideo.jp	canonical name = www.video.nicovideo.jp.
Name:	www.video.nicovideo.jp
Address: 13.225.47.41
Name:	www.video.nicovideo.jp
Address: 13.225.47.55
Name:	www.video.nicovideo.jp
Address: 13.225.47.10
Name:	www.video.nicovideo.jp
Address: 13.225.47.42