Robtex

Up: 37.252.72.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 37.252.72.0/23
Down right: 37.252.74.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
37.252.72.24	PTR	host-24.72.252.37.ucom.am
37.252.72.24	A	mail.a1.am
37.252.72.31	A	vardan.net
37.252.72.34	A	shops-moscow.ru
37.252.72.189	PTR	host-189.72.252.37.ucom.am
37.252.73.34	PTR	host-34.73.252.37.ucom.am
37.252.73.34	A	ns0.antranigv.am
37.252.73.34	A	jabber.am
37.252.73.66	A	vardan.dyndns.org
37.252.73.141	PTR	host-141.73.252.37.ucom.am
37.252.73.252	PTR	host-252.73.252.37.ucom.am
37.252.74.154	A	twilm.ddns.net
37.252.75.19	PTR	host-19.75.252.37.ucom.am
37.252.75.19	A	sep.am
37.252.75.94	PTR	host-94.75.252.37.ucom.am
37.252.75.94	A	robertlevonyan.com
37.252.75.247	PTR	host-247.75.252.37.ucom.am
37.252.75.247	A	loritv.am
37.252.75.254	A	srbavayr.com