Robtex

Up: 5.8.36.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 5.8.38.0/24
Down right: 5.8.39.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
5.8.38.2	A+PTR	ns1.glnetworks.ru
5.8.38.2	A	ns2.xn--d1aqdcw9d.xn--p1ai
5.8.38.7	A+PTR	ns2.glnetworks.ru
5.8.38.8	A+PTR	mx.z-up.ru
5.8.38.8	A	z-up.ru
5.8.38.8	A	onlinemirage.ru
5.8.38.11	A+PTR	mail.oleron.ru
5.8.38.58	A	albredia.com
5.8.38.117	A	gl.kaluga-vdpo.ru
5.8.38.118	A	admin40.ru