Robtex

Up: 5.160.54.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 5.160.55.0/25
Down right: 5.160.55.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
5.160.55.13	A+PTR	ns2.nicicoportal.com
5.160.55.20	PTR	www.nicico-acc.ir
5.160.55.20	A	ftp.nicicoportal.com
5.160.55.23	A	nicico-acc.net
5.160.55.23	A	nicico-acc.com
5.160.55.23	A	nicico-acc.ir
5.160.55.25	A+PTR	saham.nicicoportal.com
5.160.55.25	A+PTR	msaham.nicicoportal.com
5.160.55.32	A+PTR	sip.nicicoportal.com
5.160.55.34	A+PTR	mail.nicicoportal.com
5.160.55.36	A+PTR	pishro.nicicoportal.com
5.160.55.40	A+PTR	nfmc.nicicoportal.com
5.160.55.45	PTR	dll.asremesonline.ir
5.160.55.45	A+PTR	cms.asremesonline.ir
5.160.55.45	A+PTR	asremesonline.ir
5.160.55.47	A+PTR	www.mespress.ir
5.160.55.47	A+PTR	mespress.com
5.160.55.47	PTR	dll.mespress.ir
5.160.55.56	A+PTR	poll.nicicoportal.com
5.160.55.56	A+PTR	rasana.nicicoportal.com
5.160.55.120	A	nicico.com
5.160.55.120	A	nicico.ir
5.160.55.136	A	www.pishromes.com
5.160.55.220	A+PTR	www.nicico-acc.ir