Robtex

Up: 188.186.156.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 188.186.157.0/25
Down right: 188.186.157.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
188.186.157.49	PTR	188x186x157x49.dynamic.tmn.ertelecom.ru
188.186.157.49	A	lawfilter.ertelecom.ru
188.186.157.51	PTR	188x186x157x51.static.cc.ertelecom.ru
188.186.157.51	A	kirov.dom.ru
188.186.157.51	A	ertelecom.ru
188.186.157.53	PTR	188x186x157x53.dynamic.tmn.ertelecom.ru
188.186.157.53	A	prm.enforta.com
188.186.157.53	A	skr.enforta.com
188.186.157.214	PTR	188x186x157x214.dynamic.nn.ertelecom.ru