Robtex

Up: 200.56.32.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 200.56.40.0/22
Down right: 200.56.44.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
200.56.40.117	A	datacore.com.mx
200.56.40.117	A	xenergix.com
200.56.40.117	A	xenergix.com.mx
200.56.40.229	PTR	aol-dial-200-56-40-229.zone-0.ip.static-ftth.axtel.net.mx
200.56.40.229	A	kfspot-data.com
200.56.40.229	A	mail.kfspot-data.com
200.56.42.216	PTR	aol-dial-200-56-42-216.zone-0.ip.static-ftth.axtel.net.mx
200.56.43.51	PTR	aol-dial-200-56-43-51.zone-0.ip.static-ftth.axtel.net.mx
200.56.43.51	A	academiccontrol.mx
200.56.44.89	PTR	aol-dial-200-56-44-89.zone-0.ip.static-ftth.axtel.net.mx
200.56.45.204	PTR	aol-dial-200-56-45-204.zone-0.ip.static-ftth.axtel.net.mx
200.56.45.205	PTR	aol-dial-200-56-45-205.zone-0.ip.static-ftth.axtel.net.mx
200.56.45.205	A	net-work.myftp.org
200.56.46.98	PTR	aol-dial-200-56-46-98.zone-0.ip.static-ftth.axtel.net.mx
200.56.46.98	A	bibliotecasalamm.dyndns-web.com
200.56.46.118	PTR	aol-dial-200-56-46-118.zone-0.ip.static-ftth.axtel.net.mx
200.56.46.118	A	mysiv.com
200.56.46.231	PTR	aol-dial-200-56-46-231.zone-0.ip.static-ftth.axtel.net.mx
200.56.47.104	PTR	aol-dial-200-56-47-104.zone-0.ip.static-ftth.axtel.net.mx
200.56.47.216	PTR	aol-dial-200-56-47-216.zone-0.ip.static-ftth.axtel.net.mx