shell:$ nslookup -timeout=2 -retry=1 'www.ocbsrilanka.edu.lk'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
www.ocbsrilanka.edu.lk	canonical name = www.ocbsrilanka.edu.lk.cdn.hstgr.net.
Name:	www.ocbsrilanka.edu.lk.cdn.hstgr.net
Address: 145.223.124.163
Name:	www.ocbsrilanka.edu.lk.cdn.hstgr.net
Address: 147.79.79.228
Name:	www.ocbsrilanka.edu.lk.cdn.hstgr.net
Address: 2a02:4780:4c:c00c:9c50:8d27:d43c:11f6
Name:	www.ocbsrilanka.edu.lk.cdn.hstgr.net
Address: 2a02:4780:4a:7e0d:5462:d262:cef2:64ae