shell:$ nslookup -timeout=2 -retry=1 'ottb.live.cf.ww.aiv-cdn.net'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
Name:	ottb.live.cf.ww.aiv-cdn.net
Address: 18.238.25.21
Name:	ottb.live.cf.ww.aiv-cdn.net
Address: 18.238.25.88
Name:	ottb.live.cf.ww.aiv-cdn.net
Address: 18.238.25.117
Name:	ottb.live.cf.ww.aiv-cdn.net
Address: 18.238.25.125
Name:	ottb.live.cf.ww.aiv-cdn.net
Address: 2600:9000:288b:7600:1c:a58b:d440:93a1
Name:	ottb.live.cf.ww.aiv-cdn.net
Address: 2600:9000:288b:6200:1c:a58b:d440:93a1
Name:	ottb.live.cf.ww.aiv-cdn.net
Address: 2600:9000:288b:5c00:1c:a58b:d440:93a1
Name:	ottb.live.cf.ww.aiv-cdn.net
Address: 2600:9000:288b:b400:1c:a58b:d440:93a1
Name:	ottb.live.cf.ww.aiv-cdn.net
Address: 2600:9000:288b:7000:1c:a58b:d440:93a1
Name:	ottb.live.cf.ww.aiv-cdn.net
Address: 2600:9000:288b:ba00:1c:a58b:d440:93a1
Name:	ottb.live.cf.ww.aiv-cdn.net
Address: 2600:9000:288b:4e00:1c:a58b:d440:93a1
Name:	ottb.live.cf.ww.aiv-cdn.net
Address: 2600:9000:288b:aa00:1c:a58b:d440:93a1