Robtex

Up: 201.174.74.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 201.174.75.0/25
Down right: 201.174.75.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
201.174.75.2	PTR	mail.ipsgroup1.com
201.174.75.2	A	ipsgroup1.com
201.174.75.2	A	mail.ipsfinishing.com
201.174.75.5	PTR	mail.pulidosindustriales.com
201.174.75.5	A	mail.ipsgroup3.com
201.174.75.115	PTR	201-174-75-115.transtelco.net
201.174.75.130	PTR	201-174-75-130.transtelco.net
201.174.75.139	PTR	201-174-75-139.transtelco.net
201.174.75.139	A	smsrv.tij.cetys.mx
201.174.75.139	A	smsrv.cetys.net
201.174.75.211	PTR	201-174-75-211.transtelco.net
201.174.75.226	PTR	201-174-75-226.transtelco.net
201.174.75.226	A	northcloud.ddns.net
201.174.75.242	PTR	201-174-75-242.transtelco.net