Robtex

Up: 189.217.224.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 189.217.240.0/21
Down right: 189.217.248.0/21

IP	Type	Hostname
189.217.241.49	A+PTR	customer-189-217-241-49.cablevision.net.mx
189.217.244.81	PTR	customer-189-217-244-81.cablevision.net.mx
189.217.244.178	PTR	customer-189-217-244-178.cablevision.net.mx
189.217.249.4	PTR	customer-189-217-249-4.cablevision.net.mx
189.217.253.0	PTR	customer-189-217-253-0.cablevision.net.mx
189.217.253.1	PTR	customer-189-217-253-1.cablevision.net.mx
189.217.253.18	PTR	customer-189-217-253-18.cablevision.net.mx
189.217.253.48	PTR	customer-189-217-253-48.cablevision.net.mx
189.217.253.65	PTR	customer-189-217-253-65.cablevision.net.mx
189.217.253.67	PTR	customer-189-217-253-67.cablevision.net.mx
189.217.253.80	PTR	customer-189-217-253-80.cablevision.net.mx
189.217.253.83	PTR	customer-189-217-253-83.cablevision.net.mx
189.217.253.96	PTR	customer-189-217-253-96.cablevision.net.mx
189.217.253.113	PTR	customer-189-217-253-113.cablevision.net.mx
189.217.253.115	PTR	customer-189-217-253-115.cablevision.net.mx
189.217.253.130	PTR	customer-189-217-253-130.cablevision.net.mx
189.217.253.176	PTR	customer-189-217-253-176.cablevision.net.mx
189.217.253.210	PTR	customer-189-217-253-210.cablevision.net.mx
189.217.253.240	PTR	customer-189-217-253-240.cablevision.net.mx
189.217.253.242	PTR	customer-189-217-253-242.cablevision.net.mx
189.217.254.15	A	mailsvr.absystems.biz
189.217.254.31	A	mail.climateinstitute.info
189.217.254.91	A	mail.sicamsa.com.mx
189.217.254.91	A	543912.sicamsa.com.mx
189.217.254.91	A	sicamsa.com.mx
189.217.255.104	PTR	customer-189-217-255-104.cablevision.net.mx
189.217.255.137	PTR	customer-189-217-255-137.cablevision.net.mx