Robtex

Up: 212.33.16.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 212.33.20.0/23
Down right: 212.33.22.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
212.33.20.4	PTR	c4-20-33-212.globus-telecom.com
212.33.20.7	PTR	c7-20-33-212.globus-telecom.com
212.33.20.8	PTR	c8-20-33-212.globus-telecom.com
212.33.20.10	PTR	c10-20-33-212.globus-telecom.com
212.33.20.16	PTR	c16-20-33-212.globus-telecom.com
212.33.20.18	PTR	c18-20-33-212.globus-telecom.com
212.33.20.20	PTR	mail.fasie.ru
212.33.20.20	A	fasie.ru
212.33.20.20	A	www.fasie-online.ru
212.33.20.22	PTR	c22-20-33-212.globus-telecom.com
212.33.20.24	PTR	c24-20-33-212.globus-telecom.com
212.33.20.27	PTR	c27-20-33-212.globus-telecom.com
212.33.20.29	PTR	c29-20-33-212.globus-telecom.com
212.33.20.30	PTR	c30-20-33-212.globus-telecom.com
212.33.20.34	A	mx1.urbanenv.ru
212.33.20.35	PTR	c35-20-33-212.globus-telecom.com
212.33.20.41	PTR	c41-20-33-212.globus-telecom.com
212.33.20.45	PTR	c45-20-33-212.globus-telecom.com
212.33.20.48	PTR	c48-20-33-212.globus-telecom.com
212.33.20.51	PTR	c51-20-33-212.globus-telecom.com
212.33.20.52	PTR	c52-20-33-212.globus-telecom.com
212.33.20.54	PTR	c54-20-33-212.globus-telecom.com
212.33.20.56	PTR	c56-20-33-212.globus-telecom.com
212.33.20.61	PTR	c61-20-33-212.globus-telecom.com
212.33.20.62	PTR	c62-20-33-212.globus-telecom.com
212.33.20.64	PTR	c64-20-33-212.globus-telecom.com
212.33.20.67	PTR	c67-20-33-212.globus-telecom.com
212.33.20.94	PTR	c94-20-33-212.globus-telecom.com
212.33.20.95	PTR	c95-20-33-212.globus-telecom.com
212.33.20.98	PTR	c98-20-33-212.globus-telecom.com
212.33.20.99	PTR	c99-20-33-212.globus-telecom.com
212.33.20.102	PTR	c102-20-33-212.globus-telecom.com
212.33.20.113	PTR	c113-20-33-212.globus-telecom.com
212.33.20.114	PTR	c114-20-33-212.globus-telecom.com
212.33.20.115	PTR	c115-20-33-212.globus-telecom.com
212.33.20.117	PTR	c117-20-33-212.globus-telecom.com
212.33.20.123	PTR	c123-20-33-212.globus-telecom.com
212.33.20.127	PTR	c127-20-33-212.globus-telecom.com
212.33.20.129	PTR	c129-20-33-212.globus-telecom.com
212.33.20.137	PTR	c137-20-33-212.globus-telecom.com
212.33.20.141	PTR	c141-20-33-212.globus-telecom.com
212.33.20.142	PTR	c142-20-33-212.globus-telecom.com
212.33.20.143	PTR	c143-20-33-212.globus-telecom.com
212.33.20.145	PTR	mail.gedore.ru
212.33.20.145	A+PTR	mail.norgau.ru
212.33.20.145	A	mail.norgau.de
212.33.20.150	PTR	c150-20-33-212.globus-telecom.com
212.33.20.153	PTR	c153-20-33-212.globus-telecom.com
212.33.20.157	PTR	c157-20-33-212.globus-telecom.com
212.33.20.162	PTR	mail.slaviabank.ru
212.33.20.164	PTR	c164-20-33-212.globus-telecom.com
212.33.20.166	PTR	c166-20-33-212.globus-telecom.com
212.33.20.174	PTR	c174-20-33-212.globus-telecom.com
212.33.20.178	PTR	sw-c-01.iclg.ru
212.33.20.179	PTR	gw.iclg.ru
212.33.20.180	PTR	mail.iclg.ru
212.33.20.181	PTR	srv02.iclg.ru
212.33.20.181	A	ca01.iclg.ru
212.33.20.182	PTR	ca01.iclg.ru
212.33.20.187	PTR	c187-20-33-212.globus-telecom.com
212.33.20.191	PTR	c191-20-33-212.globus-telecom.com
212.33.20.192	PTR	c192-20-33-212.globus-telecom.com
212.33.20.194	A+PTR	post.onf.ru
212.33.20.195	A+PTR	mail.fproi.ru
212.33.20.201	PTR	c201-20-33-212.globus-telecom.com
212.33.20.206	PTR	c206-20-33-212.globus-telecom.com
212.33.20.209	PTR	c209-20-33-212.globus-telecom.com
212.33.20.216	PTR	c216-20-33-212.globus-telecom.com
212.33.20.218	PTR	c218-20-33-212.globus-telecom.com
212.33.20.223	PTR	c223-20-33-212.globus-telecom.com
212.33.20.224	PTR	c224-20-33-212.globus-telecom.com
212.33.20.225	PTR	c225-20-33-212.globus-telecom.com
212.33.20.227	PTR	c227-20-33-212.globus-telecom.com
212.33.20.228	PTR	c228-20-33-212.globus-telecom.com
212.33.20.231	PTR	c231-20-33-212.globus-telecom.com
212.33.20.234	PTR	c234-20-33-212.globus-telecom.com
212.33.20.234	A	mail11.ros-tech.ru
212.33.20.235	PTR	c235-20-33-212.globus-telecom.com
212.33.20.235	A	mail12.ros-tech.ru
212.33.20.238	A+PTR	mail03.rostechn.ru
212.33.20.240	PTR	c240-20-33-212.globus-telecom.com
212.33.20.243	PTR	c243-20-33-212.globus-telecom.com
212.33.20.245	PTR	c245-20-33-212.globus-telecom.com
212.33.20.246	PTR	c246-20-33-212.globus-telecom.com
212.33.20.249	PTR	c249-20-33-212.globus-telecom.com
212.33.21.122	PTR	ns1.itsoc.ru
212.33.21.182	PTR	mi-vsp.itsoc.ru
212.33.21.197	A	vgate.info
212.33.21.200	A	www.itsecurity.ru
212.33.21.200	A	itsecurity.ru
212.33.21.219	A	set.infosec.ru
212.33.21.234	A	persdannye.ru
212.33.21.234	A	pcicompliance.ru
212.33.21.234	A	pcisecuritystandards.ru
212.33.21.240	A	b.ns.infosec.ru
212.33.21.242	A	infosec-group.com
212.33.21.242	A	xn--80aaadumcb8ajdafddgcph7acw0a6c0ksc.xn--p1ai
212.33.21.242	A	it-security.ru
212.33.21.249	A	attestation.ru
212.33.21.249	A	www.attestation.ru
212.33.22.27	PTR	c27-22-33-212.globus-telecom.com
212.33.22.35	PTR	c35-22-33-212.globus-telecom.com
212.33.22.58	A	moscow-night.su
212.33.22.118	PTR	c118-22-33-212.globus-telecom.com
212.33.23.2	PTR	c2180.globus-telecom.com
212.33.23.26	PTR	mail.zdrav-souz.ru
212.33.23.54	PTR	mail.mail-server.ru
212.33.23.84	PTR	c84180.globus-telecom.com
212.33.23.142	A+PTR	mails.vancont.ru
212.33.23.142	A	mails.mcs.su
212.33.23.174	PTR	c174180.globus-telecom.com
212.33.23.174	A	v.qsoft.ru
212.33.23.174	A	fifa2018.lanit.ru