shell:$ nslookup -timeout=2 -retry=1 '73.f8.2da9.ip4.static.sl-reverse.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	73.f8.2da9.ip4.static.sl-reverse.com
Address: 169.45.248.115