Robtex

Up: 37.18.20.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 37.18.20.0/24
Down right: 37.18.21.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
37.18.20.1	A+PTR	37.18.20.1.leadertelecom.ru
37.18.20.52	PTR	37.18.20.52.leadertelecom.ru
37.18.20.147	A	balance-pl.ru
37.18.20.151	A	carfax24.ru
37.18.20.197	A	mili.pro
37.18.21.20	PTR	37.18.21.20.leadertelecom.ru
37.18.21.20	A	www.gpconf.ru
37.18.21.20	A	targethunter.net
37.18.21.61	PTR	37.18.21.61.leadertelecom.ru
37.18.21.133	PTR	37.18.21.133.leadertelecom.ru
37.18.21.133	A	ashab.ru
37.18.21.133	A	vassortimente.ru