shell:$ nslookup -timeout=2 -retry=1 'calendar.wincalendar.net'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
calendar.wincalendar.net	canonical name = d3bw8nv25prmvm.cloudfront.net.
Name:	d3bw8nv25prmvm.cloudfront.net
Address: 3.171.76.64
Name:	d3bw8nv25prmvm.cloudfront.net
Address: 3.171.76.67
Name:	d3bw8nv25prmvm.cloudfront.net
Address: 3.171.76.98
Name:	d3bw8nv25prmvm.cloudfront.net
Address: 3.171.76.48
Name:	d3bw8nv25prmvm.cloudfront.net
Address: 2600:9000:28a6:2600:f:ae1e:6480:93a1
Name:	d3bw8nv25prmvm.cloudfront.net
Address: 2600:9000:28a6:8000:f:ae1e:6480:93a1
Name:	d3bw8nv25prmvm.cloudfront.net
Address: 2600:9000:28a6:2e00:f:ae1e:6480:93a1
Name:	d3bw8nv25prmvm.cloudfront.net
Address: 2600:9000:28a6:a000:f:ae1e:6480:93a1
Name:	d3bw8nv25prmvm.cloudfront.net
Address: 2600:9000:28a6:b800:f:ae1e:6480:93a1
Name:	d3bw8nv25prmvm.cloudfront.net
Address: 2600:9000:28a6:5e00:f:ae1e:6480:93a1
Name:	d3bw8nv25prmvm.cloudfront.net
Address: 2600:9000:28a6:3400:f:ae1e:6480:93a1
Name:	d3bw8nv25prmvm.cloudfront.net
Address: 2600:9000:28a6:8e00:f:ae1e:6480:93a1