Robtex

Up: 80.253.128.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 80.253.130.0/24
Down right: 80.253.131.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
80.253.130.17	PTR	int0.client.access.azadnet.net
80.253.130.100	PTR	int0.client.access.fanaptelecom.net
80.253.130.104	PTR	int0.client.access.fanaptelecom.net
80.253.130.105	PTR	int0.client.access.azadnet.net
80.253.130.127	PTR	int0.client.access.azadnet.net
80.253.130.129	PTR	int0.client.access.azadnet.net
80.253.130.132	PTR	email.monenco.com
80.253.130.133	PTR	email.monenco.com
80.253.130.134	PTR	email.monenco.com
80.253.130.155	A+PTR	email.monenco.com
80.253.130.155	A+PTR	mail.monenco.com
80.253.130.155	A	mail.monencogroup.net
80.253.130.159	PTR	int0.client.access.azadnet.net
80.253.130.159	A	temp.monenco.com
80.253.130.162	PTR	int0.client.access.azadnet.net
80.253.130.178	A	digilib.monenco.com
80.253.130.206	PTR	int0.client.access.fanaptelecom.net
80.253.130.236	PTR	int0.client.access.fanaptelecom.net
80.253.131.3	A	offeronline.com
80.253.131.60	PTR	int0.client.access.azadnet.net
80.253.131.117	PTR	int0.client.access.fanaptelecom.net
80.253.131.186	PTR	int0.client.access.azadnet.net
80.253.131.186	A	mail.parsunday.com
80.253.131.211	PTR	int0.client.access.azadnet.net
80.253.131.211	A	panjereh.org
80.253.131.211	A	maheno.net
80.253.131.227	PTR	int0.client.access.azadnet.net
80.253.131.227	A	mail.center.azadnet.net
80.253.131.227	A	center.azadnet.net
80.253.131.230	PTR	int0.client.access.fanaptelecom.net
80.253.131.230	A	azadline.com
80.253.131.234	A+PTR	mail.rahantavan.com
80.253.131.243	PTR	int0.client.access.azadnet.net
80.253.131.243	A	maheno.net
80.253.131.243	A	ns2.maheno.net