Robtex

Up: 189.206.192.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 189.206.192.0/22
Down right: 189.206.196.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
189.206.192.131	PTR	static-189.206.192-131.alestra.net.mx
189.206.192.131	A	www.ulsavictoria.edu.mx
189.206.195.23	PTR	static-195-206-189-23.alestra.net.mx
189.206.195.23	A	ginswebgn.gasnn.com.mx
189.206.195.28	A+PTR	email13.grupoimperial.com.mx
189.206.195.28	A	pop13.grupoimperial.com.mx
189.206.196.107	A	mail2.tssius.com
189.206.196.253	PTR	static-196-206-189-253.alestra.net.mx
189.206.197.14	A	bolsadetrabajohq.com.mx
189.206.197.254	PTR	saludangeles.com
189.206.199.1	PTR	static-189-206-199-1.alestra.net.mx
189.206.199.4	PTR	static-189-206-199-4.alestra.net.mx
189.206.199.8	PTR	static-189-206-199-8.alestra.net.mx
189.206.199.9	PTR	static-189-206-199-9.alestra.net.mx
189.206.199.10	PTR	static-189-206-199-10.alestra.net.mx
189.206.199.11	PTR	static-189-206-199-11.alestra.net.mx
189.206.199.17	PTR	static-189-206-199-17.alestra.net.mx
189.206.199.18	PTR	static-189-206-199-18.alestra.net.mx
189.206.199.42	PTR	static-189-206-199-42.alestra.net.mx
189.206.199.56	PTR	static-189-206-199-56.alestra.net.mx
189.206.199.58	PTR	static-189-206-199-58.alestra.net.mx
189.206.199.64	PTR	static-189-206-199-64.alestra.net.mx
189.206.199.67	PTR	static-189-206-199-67.alestra.net.mx
189.206.199.81	PTR	static-189-206-199-81.alestra.net.mx
189.206.199.81	A	siltweb.com
189.206.199.81	A	mail.siltweb.com
189.206.199.82	PTR	static-189-206-199-82.alestra.net.mx
189.206.199.88	PTR	static-189-206-199-88.alestra.net.mx
189.206.199.90	PTR	static-189-206-199-90.alestra.net.mx
189.206.199.91	PTR	static-189-206-199-91.alestra.net.mx
189.206.199.106	PTR	static-189-206-199-106.alestra.net.mx
189.206.199.115	PTR	static-189-206-199-115.alestra.net.mx
189.206.199.132	A	mail.grupoimperial.com.mx
189.206.199.146	PTR	static-189-206-199-146.alestra.net.mx
189.206.199.146	A	grupoimperial.com.mx
189.206.199.146	A	sinconet.net
189.206.199.147	PTR	static-189-206-199-147.alestra.net.mx
189.206.199.147	A	grupoimperial.com.mx
189.206.199.147	A	sinconet.net
189.206.199.154	PTR	static-189-206-199-154.alestra.net.mx
189.206.199.155	PTR	static-189-206-199-155.alestra.net.mx
189.206.199.160	PTR	static-189-206-199-160.alestra.net.mx
189.206.199.170	PTR	static-189-206-199-170.alestra.net.mx
189.206.199.177	PTR	static-189-206-199-177.alestra.net.mx
189.206.199.184	PTR	static-189-206-199-184.alestra.net.mx
189.206.199.185	PTR	static-189-206-199-185.alestra.net.mx
189.206.199.194	PTR	static-189-206-199-194.alestra.net.mx
189.206.199.202	PTR	static-189-206-199-202.alestra.net.mx
189.206.199.217	PTR	static-189-206-199-217.alestra.net.mx
189.206.199.233	PTR	static-189-206-199-233.alestra.net.mx
189.206.199.242	PTR	static-189-206-199-242.alestra.net.mx
189.206.199.247	A	pop.grupoimperial.com.mx
189.206.199.247	A	email.grupoimperial.com.mx
189.206.199.248	PTR	static-189-206-199-248.alestra.net.mx
189.206.199.248	A	giwstest.grupoimperial.com.mx
189.206.199.251	PTR	static-189-206-199-251.alestra.net.mx
189.206.199.252	A	ginscjws01.grupoimperial.com.mx