Robtex

Up: 80.71.96.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 80.71.112.0/21
Down right: 80.71.120.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
80.71.112.50	PTR	int0.client.access.fanaptelecom.net
80.71.114.27	PTR	mx.neda.net
80.71.114.29	A+PTR	mx4.neda.net
80.71.114.29	A	mahtab.neda.net.ir
80.71.114.30	A+PTR	mx2.neda.net
80.71.114.30	A	aftab.neda.net.ir
80.71.115.110	PTR	int0.client.access.fanaptelecom.net
80.71.115.230	PTR	acc-6.neda.net.ir
80.71.115.252	PTR	int0.client.access.fanaptelecom.net
80.71.115.252	A	neda-56k.neda.net.ir
80.71.117.5	A	mail.gastechinternational.com
80.71.117.5	A	mail.gastechiran.com
80.71.117.33	PTR	int0.client.access.fanaptelecom.net
80.71.118.31	PTR	int0.client.access.fanaptelecom.net
80.71.118.65	A+PTR	ariohosting.com
80.71.118.65	A	mail.p-s-co.ir
80.71.118.65	A	irns02.ariohosting.com
80.71.118.67	PTR	int0.client.access.fanaptelecom.net
80.71.118.116	A	idajco.com
80.71.118.124	A+PTR	mail.idajco.com
80.71.118.194	PTR	int0.client.access.fanaptelecom.net
80.71.118.196	PTR	int0.client.access.fanaptelecom.net
80.71.118.205	PTR	int0.client.access.fanaptelecom.net
80.71.119.2	PTR	int0.client.access.fanaptelecom.net
80.71.119.2	A	iransab.ir
80.71.119.2	A	khorasanrc.com
80.71.119.3	PTR	int0.client.access.fanaptelecom.net
80.71.119.20	A	ilam.corc.ir
80.71.119.20	A	tehran.corc.ir
80.71.119.20	A	jiroft.corc.ir
80.71.119.22	PTR	int0.client.access.fanaptelecom.net
80.71.119.22	A	ilam.corc.ir
80.71.119.22	A	tehran.corc.ir
80.71.119.25	PTR	mail.corc.ir
80.71.119.90	A	exirbi.com
80.71.121.35	PTR	int0.client.access.fanaptelecom.net
80.71.126.2	PTR	int0.client.access.fanaptelecom.net
80.71.126.2	A	mx.alejandrothechihuahua.com
80.71.126.2	A	ns1.mohsen-co.com
80.71.126.3	A	ns2.mohsen-co.com
80.71.126.10	PTR	int0.client.access.fanaptelecom.net
80.71.126.51	PTR	int0.client.access.fanaptelecom.net
80.71.126.51	A	testserver.mohsen.ir
80.71.127.255	PTR	int0.client.access.fanaptelecom.net