Robtex

Up: 200.57.42.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 200.57.42.0/25
Down right: 200.57.42.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
200.57.42.8	PTR	customer-8.xertix.com
200.57.42.8	A	www.egbs2.com.mx
200.57.42.8	A	e-condominium.com.mx
200.57.42.9	A	egbs1.com.mx
200.57.42.9	A	www.egbs1.com.mx
200.57.42.18	PTR	adquira.com.mx
200.57.42.69	PTR	ptr.kionetworks.com
200.57.42.69	A	wpad.com.mx
200.57.42.132	PTR	customer-132.xertix.com
200.57.42.132	A	angband.securenet.com.mx
200.57.42.135	PTR	ptr.kionetworks.com
200.57.42.135	A	mordor.securenet.com.mx
200.57.42.148	PTR	hurricane.deliver.loyalty3.com
200.57.42.150	PTR	hurricane.deliver.loyalty3.com
200.57.42.153	PTR	hurricane.deliver.loyalty3.com
200.57.42.155	PTR	customer-155.xertix.com
200.57.42.155	A	cnueve.com.mx
200.57.42.155	A	clientenain.com
200.57.42.157	PTR	jaguar.puntos.net
200.57.42.197	A	pottro.com.mx
200.57.42.197	A	potroviajes.com.mx
200.57.42.197	A	potroviajes.com
200.57.42.200	PTR	ptr.kionetworks.com
200.57.42.200	A	turistica.com.mx
200.57.42.228	PTR	customer-228.xertix.com
200.57.42.228	A	mail.btiimplantmexico.com
200.57.42.228	A	dentistasindolor.net
200.57.42.252	PTR	ptr.kionetworks.com
200.57.42.252	A	mail.buypewter.com
200.57.42.252	A	www.buypewter.com
200.57.42.253	PTR	navemar.com.mx
200.57.42.253	A	www.navemar.com.mx
200.57.42.253	A	dns5.alcance-empresarial.com
200.57.42.254	PTR	equipar.com.mx
200.57.42.254	A	mail.mufla.com.mx
200.57.42.254	A	mail.equipar.com.mx