Robtex

Up: 78.83.208.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 78.83.209.0/25
Down right: 78.83.209.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
78.83.209.7	PTR	vn7.vfu.bg
78.83.209.18	PTR	vn18.vfu.bg
78.83.209.22	PTR	vn22.vfu.bg
78.83.209.22	A	netguard.vfu.bg
78.83.209.45	PTR	vn45.vfu.bg
78.83.209.45	A	system-ibsedu.com
78.83.209.137	PTR	vn137.vfu.bg
78.83.209.196	PTR	vn196.vfu.bg
78.83.209.196	A	informatics.vfu.bg
78.83.209.199	A+PTR	ns.vfu.bg
78.83.209.222	PTR	mail.vfu.bg
78.83.209.225	PTR	asa-vn.vfu.bg
78.83.209.226	PTR	www.vfu.bg
78.83.209.227	PTR	netguard.vfu.bg
78.83.209.229	A+PTR	oldeschool.vfu.bg
78.83.209.229	A	eschool.vfu.bg
78.83.209.231	PTR	e-lib.vfu.bg
78.83.209.231	A	eschool.vfu.bg
78.83.209.232	PTR	mail.vfu.bg
78.83.209.233	PTR	acad.vfu.bg
78.83.209.234	PTR	smtp.vfu.bg
78.83.209.235	PTR	lib-serv.vfu.bg
78.83.209.238	A+PTR	rdhe.vfu.bg
78.83.209.239	A+PTR	www.vfu.bg
78.83.209.239	A	smolyan.vfu.bg
78.83.209.239	A	mmp.vfu.bg
78.83.209.244	PTR	vn244.vfu.bg