Robtex

Up: 46.31.112.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 46.31.120.0/22
Down right: 46.31.124.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
46.31.121.3	A	rt.de-cix.net
46.31.121.5	A+PTR	relay5.de-cix.net
46.31.121.5	A	relay5.for-the-inter.net
46.31.121.6	PTR	relay6.de-cix.net
46.31.121.6	A	relay6.for-the-inter.net
46.31.121.7	PTR	relay7.de-cix.net
46.31.121.8	A+PTR	relay8.de-cix.net
46.31.121.10	A+PTR	ns.de-cix.net
46.31.121.14	PTR	web1.de-cix.net
46.31.121.14	A	digitaltwoday.com
46.31.121.14	A	apollon.de-cix.net
46.31.121.23	A	relay3.de-cix.net
46.31.121.24	A	relay4.de-cix.net
46.31.121.34	PTR	web4.de-cix.net
46.31.121.34	A	alp-ix.com
46.31.121.34	A	isp-carrier-week.de
46.31.121.36	PTR	web6.de-cix.net
46.31.121.131	A+PTR	dns01.cix.de
46.31.121.135	PTR	webprod01.for-the-inter.net
46.31.121.135	A	medienakademie-nrw.de
46.31.121.135	A	internet-beschwerdestelle.de
46.31.121.136	PTR	webprod01.de-cix.net
46.31.121.136	A	interconnection-flatrate.com
46.31.121.136	A	www.decix.de
46.31.122.11	PTR	46-31-122-11.customers.guests.de-cix.net
46.31.122.76	A	rrc121.ripe.net
46.31.122.130	A	oob22.de-cix.net
46.31.122.193	A	r1.dex.dnadm.se
46.31.122.194	A	z1.dex.dnadm.se
46.31.122.196	A	s1.dex.dnadm.se
46.31.123.1	A+PTR	relay3.de-cix.net
46.31.123.1	A	relay3.euro-peering-forum.org
46.31.123.1	A	relay3.euro-peering-forum.de
46.31.123.2	A+PTR	relay4.de-cix.net
46.31.123.4	PTR	web2-1.de-cix.net
46.31.123.145	A+PTR	fw-eth3.lch.for-the-inter.net
46.31.123.200	PTR	46-31-129-200.voip.test.de-cix.net
46.31.124.2	A	webservice.db.acdc-project.eu
46.31.124.2	A	webserver.002.eco.dedicateservices.com
46.31.124.3	A	webservice.db.acdc-project.eu
46.31.124.3	A	webserver.002.eco.dedicateservices.com
46.31.124.4	A	acdc-project.eu
46.31.124.130	A+PTR	rt.eco-spoc.org
46.31.124.130	A	spoc.eco.de