Robtex

Up: 80.72.80.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 80.72.82.0/24
Down right: 80.72.83.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
80.72.82.2	A+PTR	80.72.82.2.coresnet.bg
80.72.82.66	A	ovaras.com
80.72.82.66	A	www.ovaras.net
80.72.82.97	PTR	80.72.82.97.coresnet.bg
80.72.82.97	A	mail.lyubo.info
80.72.82.97	A	mailback.minchev.bg
80.72.82.119	PTR	host2471-119.naicoms.com
80.72.82.121	PTR	host2471-121.naicoms.com
80.72.82.145	A+PTR	80.72.82.145.coresnet.bg
80.72.82.160	A	bitcoin-embassy.com
80.72.82.160	A	haltcoin.com
80.72.82.161	PTR	host2471-161.naicoms.com
80.72.82.161	A	tfl0pz.com
80.72.83.26	A+PTR	80.72.83.26.coresnet.bg
80.72.83.27	A+PTR	80.72.83.27.coresnet.bg
80.72.83.28	A+PTR	80.72.83.28.coresnet.bg
80.72.83.70	A+PTR	80.72.83.70.coresnet.bg
80.72.83.131	A	80.72.83.131.coresnet.bg