shell:$ nslookup -timeout=2 -retry=1 'ultimateota.d.miui.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
ultimateota.d.miui.com	canonical name = ultimateota.d.miui.com.mgslb.com.
ultimateota.d.miui.com.mgslb.com	canonical name = d2bfhrdn0pryml.cloudfront.net.
Name:	d2bfhrdn0pryml.cloudfront.net
Address: 13.32.205.62
Name:	d2bfhrdn0pryml.cloudfront.net
Address: 13.32.205.69
Name:	d2bfhrdn0pryml.cloudfront.net
Address: 13.32.205.4
Name:	d2bfhrdn0pryml.cloudfront.net
Address: 13.32.205.127
Name:	d2bfhrdn0pryml.cloudfront.net
Address: 2600:9000:2015:3200:1:7dd4:4340:93a1
Name:	d2bfhrdn0pryml.cloudfront.net
Address: 2600:9000:2015:0:1:7dd4:4340:93a1
Name:	d2bfhrdn0pryml.cloudfront.net
Address: 2600:9000:2015:6000:1:7dd4:4340:93a1
Name:	d2bfhrdn0pryml.cloudfront.net
Address: 2600:9000:2015:d800:1:7dd4:4340:93a1
Name:	d2bfhrdn0pryml.cloudfront.net
Address: 2600:9000:2015:e800:1:7dd4:4340:93a1
Name:	d2bfhrdn0pryml.cloudfront.net
Address: 2600:9000:2015:a000:1:7dd4:4340:93a1
Name:	d2bfhrdn0pryml.cloudfront.net
Address: 2600:9000:2015:5c00:1:7dd4:4340:93a1
Name:	d2bfhrdn0pryml.cloudfront.net
Address: 2600:9000:2015:7600:1:7dd4:4340:93a1