Robtex

Up: 165.154.8.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 165.154.8.0/23
Down right: 165.154.10.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
165.154.9.34	A	*.brandtechnology.com
165.154.9.34	A	hostmaster.brandtechnology.com
165.154.9.34	A	brandtechnology.com
165.154.9.35	PTR	server1.injectiondepot.ca
165.154.9.114	A+PTR	barrie-dial-114.ispnetbilling.com