shell:$ nslookup -timeout=2 -retry=1 'ultimateota.d.miui.com'
;; communications error to 75.98.161.224#53: timed out
Server:		69.39.86.5
Address:	69.39.86.5#53

Non-authoritative answer:
ultimateota.d.miui.com	canonical name = ultimateota.d.miui.com.mgslb.com.
ultimateota.d.miui.com.mgslb.com	canonical name = ultimateota.d.miui.com.ksyna.net.
ultimateota.d.miui.com.ksyna.net	canonical name = xiaomi.edgesuite.net.
xiaomi.edgesuite.net	canonical name = a1817.dscd.akamai.net.
Name:	a1817.dscd.akamai.net
Address: 23.199.54.59
Name:	a1817.dscd.akamai.net
Address: 23.199.54.54
Name:	a1817.dscd.akamai.net
Address: 2600:1405:d400:b::17c7:36ae
Name:	a1817.dscd.akamai.net
Address: 2600:1405:d400:b::17c7:36a8