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

Non-authoritative answer:
Name:	www.nttdocomo.co.jp
Address: 210.149.83.74
Name:	www.nttdocomo.co.jp
Address: 210.149.82.74
Name:	www.nttdocomo.co.jp
Address: 2001:240:1a7:2000:210:149:82:74
Name:	www.nttdocomo.co.jp
Address: 2001:240:1a7:200a:210:149:83:74