shell:$ nslookup -timeout=2 -retry=1 'id-oc.ruangguru.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
id-oc.ruangguru.com	canonical name = d1ypf1o2hvaokz.cloudfront.net.
Name:	d1ypf1o2hvaokz.cloudfront.net
Address: 18.238.25.113
Name:	d1ypf1o2hvaokz.cloudfront.net
Address: 18.238.25.89
Name:	d1ypf1o2hvaokz.cloudfront.net
Address: 18.238.25.45
Name:	d1ypf1o2hvaokz.cloudfront.net
Address: 18.238.25.111
Name:	d1ypf1o2hvaokz.cloudfront.net
Address: 2600:9000:24d0:a600:15:4a07:7cc0:93a1
Name:	d1ypf1o2hvaokz.cloudfront.net
Address: 2600:9000:24d0:7200:15:4a07:7cc0:93a1
Name:	d1ypf1o2hvaokz.cloudfront.net
Address: 2600:9000:24d0:400:15:4a07:7cc0:93a1
Name:	d1ypf1o2hvaokz.cloudfront.net
Address: 2600:9000:24d0:5800:15:4a07:7cc0:93a1
Name:	d1ypf1o2hvaokz.cloudfront.net
Address: 2600:9000:24d0:600:15:4a07:7cc0:93a1
Name:	d1ypf1o2hvaokz.cloudfront.net
Address: 2600:9000:24d0:4c00:15:4a07:7cc0:93a1
Name:	d1ypf1o2hvaokz.cloudfront.net
Address: 2600:9000:24d0:ea00:15:4a07:7cc0:93a1
Name:	d1ypf1o2hvaokz.cloudfront.net
Address: 2600:9000:24d0:4e00:15:4a07:7cc0:93a1