Robtex

Up: 188.235.128.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 188.235.132.0/23
Down right: 188.235.134.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
188.235.132.1	PTR	ironsoft.su
188.235.132.2	PTR	mail.ironsoft.su
188.235.132.8	A+PTR	mail.econombank.ru
188.235.132.22	PTR	188-235-132-22.static.business.saratov.ertelecom.ru
188.235.132.23	PTR	dynamicip-188-235-132-23.pppoe.saratov.ertelecom.ru
188.235.132.27	PTR	stoletov-volga.ru
188.235.132.30	A+PTR	mail.zaprib.ru
188.235.132.57	PTR	dynamicip-188-235-132-57.pppoe.saratov.ertelecom.ru
188.235.132.57	A	mail2.rvigroup.ru
188.235.132.57	A	mail2.ptcab.ru
188.235.132.58	PTR	mail2.rubezh.ru
188.235.132.58	A	mail2.rvigroup.ru
188.235.132.58	A	mail2.layta.ru
188.235.132.76	PTR	188-235-132-76.static.business.saratov.ertelecom.ru
188.235.132.83	PTR	dynamicip-188-235-132-83.pppoe.saratov.ertelecom.ru
188.235.132.83	A	new.sarspeclib.ru
188.235.132.83	A	sarspeclib.ru
188.235.132.98	PTR	dynamicip-188-235-132-98.pppoe.saratov.ertelecom.ru
188.235.132.98	A	r.tankard.ru
188.235.132.112	PTR	188-235-132-112.static.business.saratov.ertelecom.ru
188.235.132.120	A	saratov.tia-ipoteka.ru
188.235.132.142	PTR	dynamicip-188-235-132-142.pppoe.saratov.ertelecom.ru
188.235.132.142	A	mail.skitlab.ru
188.235.132.145	PTR	dynamicip-188-235-132-145.pppoe.saratov.ertelecom.ru
188.235.132.156	PTR	dynamicip-188-235-132-156.pppoe.saratov.ertelecom.ru
188.235.132.156	A	smadec.com
188.235.132.233	PTR	188-235-132-233.static.business.saratov.ertelecom.ru
188.235.132.233	A	oblbti.san.ru
188.235.132.237	PTR	dynamicip-188-235-132-237.pppoe.saratov.ertelecom.ru
188.235.132.242	A	mail.12aas.arbitr.ru
188.235.133.9	PTR	dynamicip-188-235-133-9.pppoe.saratov.ertelecom.ru
188.235.133.24	A+PTR	post.saratov.rss.ru
188.235.133.24	A	saratov.rss.ru
188.235.133.24	A	inrep.saratov.rss.ru
188.235.133.44	A+PTR	mail.tegs.ru
188.235.133.47	PTR	188x235x133x47.static-business.saratov.ertelecom.ru
188.235.133.53	PTR	dynamicip-188-235-133-53.pppoe.saratov.ertelecom.ru
188.235.133.53	A	mail2.sovamed.ru
188.235.133.73	PTR	zmail.medunica64.ru
188.235.133.73	A	ns2.medun64.ru
188.235.133.73	A	ns2.miamed64.ru
188.235.133.102	PTR	dynamicip-188-235-133-102.pppoe.saratov.ertelecom.ru
188.235.133.166	PTR	188x235x133x166.static-business.saratov.ertelecom.ru
188.235.133.235	A+PTR	lartmebel.ru
188.235.133.235	A	ns1.lartmebel.ru
188.235.134.1	PTR	dynamicip-188-235-134-1.pppoe.saratov.ertelecom.ru
188.235.134.1	A	64.fskn.gov.ru
188.235.135.61	PTR	dynamicip-188-235-135-61.pppoe.saratov.ertelecom.ru