Robtex

Up: 216.55.224.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 216.55.240.0/21
Down right: 216.55.248.0/21

IP	Type	Hostname
216.55.240.11	A	server240-11.conexion.com.py
216.55.240.13	A	server240-13.conexion.com.py
216.55.240.14	A	server240-14.conexion.com.py
216.55.240.15	A	server240-15.conexion.com.py
216.55.240.34	PTR	mx1.conexion.com.py
216.55.240.35	A+PTR	mx2.conexion.com.py
216.55.240.35	A	ns2.conexion.com.py
216.55.240.38	A	webhost.conexion.com.py
216.55.240.38	A	netphone.com.py
216.55.240.52	A	server240-52.conexion.com.py
216.55.240.92	A	server240-92.conexion.com.py
216.55.240.103	A	server240-103.conexion.com.py
216.55.240.114	A	server240-114.conexion.com.py
216.55.240.115	A	server240-115.conexion.com.py
216.55.240.116	A	server240-116.conexion.com.py
216.55.240.117	A	server240-117.conexion.com.py
216.55.240.128	A	server240-128.conexion.com.py
216.55.240.129	A	server240-129.conexion.com.py
216.55.240.131	A	server240-131.conexion.com.py
216.55.240.136	A	server240-136.conexion.com.py
216.55.240.144	A	server240-144.conexion.com.py
216.55.240.148	A	server240-148.conexion.com.py
216.55.240.150	A	server240-150.conexion.com.py
216.55.240.152	A	server240-152.conexion.com.py
216.55.240.161	A	server240-161.conexion.com.py
216.55.240.163	A	server240-163.conexion.com.py
216.55.240.164	A	server240-164.conexion.com.py
216.55.240.168	A	server240-168.conexion.com.py
216.55.240.184	A	server240-184.conexion.com.py
216.55.240.193	A+PTR	server240-193.conexion.com.py
216.55.240.194	A	server240-194.conexion.com.py
216.55.240.218	A	server240-218.conexion.com.py
216.55.240.221	A	server240-221.conexion.com.py
216.55.240.223	A	server240-223.conexion.com.py
216.55.240.233	A	server240-233.conexion.com.py
216.55.240.244	A	mx1.zuliasa.com.py
216.55.240.244	A	mx1.miratoncito.com
216.55.240.251	A	server240-251.conexion.com.py
216.55.241.201	A	dialup201.conexion.com.py
216.55.241.232	A	dialup232.conexion.com.py
216.55.242.225	PTR	server242-225.conexion.com.py
216.55.242.243	PTR	server242-243.conexion.com.py
216.55.243.19	PTR	server243-19.conexion.com.py
216.55.243.99	PTR	server243-99.conexion.com.py
216.55.243.131	PTR	server243-131.conexion.com.py
216.55.244.1	A+PTR	pap-a1.conexion.com.py
216.55.244.6	A	pap-a6.conexion.com.py
216.55.244.18	A+PTR	pap-a18.conexion.com.py
216.55.244.38	A	pap-a38.conexion.com.py
216.55.244.202	A	pap-a202.conexion.com.py
216.55.245.209	PTR	pap-b209.conexion.com.py
216.55.245.210	PTR	pap-b210.conexion.com.py
216.55.245.241	PTR	pap-b241.conexion.com.py
216.55.246.3	PTR	server246-3.conexion.com.py
216.55.246.66	PTR	server246-66.conexion.com.py
216.55.246.193	PTR	server246-193.conexion.com.py
216.55.248.3	PTR	server248-3.conexion.com.py
216.55.250.4	PTR	server.conexion.com.py
216.55.250.16	PTR	server.conexion.com.py
216.55.250.99	PTR	server.conexion.com.py
216.55.250.114	PTR	server.conexion.com.py
216.55.250.144	PTR	server.conexion.com.py
216.55.250.145	PTR	server.conexion.com.py
216.55.250.208	PTR	server.conexion.com.py
216.55.250.241	PTR	server.conexion.com.py
216.55.251.32	PTR	server.conexion.com.py
216.55.252.146	PTR	server.conexion.com.py
216.55.253.33	PTR	server.conexion.com.py
216.55.253.226	PTR	server.conexion.com.py