Robtex

Up: 185.90.72.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 185.90.72.0/23
Down right: 185.90.74.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
185.90.72.5	A+PTR	mail.citicom.kz
185.90.72.5	A	mail.otcgroup.kz
185.90.72.5	A	cer.kz
185.90.72.11	A	ns3.citicom.kz
185.90.72.12	A	ns4.citicom.kz
185.90.72.29	PTR	185.90.72.29.citicom.kz
185.90.72.29	A	mail.xn--e1akngbj.kz
185.90.72.29	A	xn--e1akngbj.kz
185.90.72.176	PTR	185.90.72.176.citicom.kz
185.90.72.227	A	mail.otcgroup.kz
185.90.72.227	A	mail.citicom.kz
185.90.72.227	A	mail.transregion.kz