shell:$ nslookup -timeout=2 -retry=1 'streaming.split.io'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
streaming.split.io	canonical name = split-cname-realtime.ably.io.
split-cname-realtime.ably.io	canonical name = ddv9nt6v6rf1j.cloudfront.net.
Name:	ddv9nt6v6rf1j.cloudfront.net
Address: 52.85.12.73
Name:	ddv9nt6v6rf1j.cloudfront.net
Address: 52.85.12.78
Name:	ddv9nt6v6rf1j.cloudfront.net
Address: 52.85.12.113
Name:	ddv9nt6v6rf1j.cloudfront.net
Address: 52.85.12.65
Name:	ddv9nt6v6rf1j.cloudfront.net
Address: 2600:9000:24bd:5e00:6:5671:b9c0:93a1
Name:	ddv9nt6v6rf1j.cloudfront.net
Address: 2600:9000:24bd:e000:6:5671:b9c0:93a1
Name:	ddv9nt6v6rf1j.cloudfront.net
Address: 2600:9000:24bd:e00:6:5671:b9c0:93a1
Name:	ddv9nt6v6rf1j.cloudfront.net
Address: 2600:9000:24bd:9400:6:5671:b9c0:93a1
Name:	ddv9nt6v6rf1j.cloudfront.net
Address: 2600:9000:24bd:5200:6:5671:b9c0:93a1
Name:	ddv9nt6v6rf1j.cloudfront.net
Address: 2600:9000:24bd:2000:6:5671:b9c0:93a1
Name:	ddv9nt6v6rf1j.cloudfront.net
Address: 2600:9000:24bd:8000:6:5671:b9c0:93a1
Name:	ddv9nt6v6rf1j.cloudfront.net
Address: 2600:9000:24bd:d200:6:5671:b9c0:93a1