Robtex

Up: 83.97.80.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 83.97.88.0/22
Down right: 83.97.92.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
83.97.88.1	PTR	cy3.it3.eumedconnect.net
83.97.88.2	PTR	it3.cy3.eumedconnect.net
83.97.88.5	PTR	it2.it1.eumedconnect.net
83.97.88.65	A+PTR	grnet-ias-geant-gw.mx1.ath2.gr.geant.net
83.97.88.89	A+PTR	iucc-ias-geant-gw.fra.de.geant.net
83.97.88.102	A+PTR	marnet-ias.marnet-gw-1.sof.bg.geant.net
83.97.88.181	A+PTR	caren-ias-geant-gw.fra.de.geant.net
83.97.88.237	A+PTR	sanet-ias-geant-gw.bra.sk.geant.net
83.97.88.238	A+PTR	sanet-ias-sanet-gw.bra.sk.geant.net
83.97.89.5	A+PTR	lo0.rt1.nic.cy.eumedconnect2.net
83.97.89.5	A	rt1.nic.cy.eumedconnect2.net
83.97.89.6	A	rt1.nic.cy.eumedconnect2.net
83.97.89.6	A	lo1.rt1.nic.cy.eumedconnect2.net
83.97.89.9	PTR	renater-ias-geant-gw.par.fr.geant.net
83.97.89.32	A+PTR	nordunet-ias-geant-gw.ams.nl.geant.net
83.97.89.33	A+PTR	nordunet-ias-nordunet-gw.ams.nl.geant.net
83.97.89.81	A	external.fbud2-1.fna.fbcdn.net
83.97.89.81	A	scontent.fbud2-1.fna.fbcdn.net
83.97.89.82	A	video.fbud2-1.fna.fbcdn.net
83.97.89.96	A	instagram.fbud2-1.fna.fbcdn.net
83.97.89.97	A	media.fbud2-1.fna.whatsapp.net
83.97.89.98	A	z-p3-scontent.fbud2-1.fna.fbcdn.net
83.97.89.145	A	scontent.flhr5-1.fna.fbcdn.net
83.97.89.146	A	video.flhr5-1.fna.fbcdn.net
83.97.89.158	A	sonar.flhr5-1.fna.fbcdn.net
83.97.89.161	A	instagram.flhr5-1.fna.fbcdn.net
83.97.89.162	A	media.flhr5-1.fna.whatsapp.net
83.97.90.65	PTR	shern.rt1.nic.cy.eumedconnect2.net
83.97.90.66	PTR	shern-gw.rt1.nic.cy.eumedconnect2.net
83.97.90.81	PTR	cynet.rt1.nic.cy.eumedconnect2.net
83.97.90.82	PTR	cynet-gw.rt1.nic.cy.eumedconnect2.net
83.97.91.1	PTR	ge0-test.rt1.nic.cy.eumedconnect2.net
83.97.91.2	PTR	ge0-test.ws1.nic.cy.eumedconnect2.net
83.97.91.17	PTR	ge0-mon.rt1.nic.cy.eumedconnect2.net
83.97.91.18	PTR	fe0-mon.ws1.nic.cy.eumedconnect2.net
83.97.91.33	PTR	ge0-serv.rt1.nic.cy.eumedconnect2.net
83.97.91.34	PTR	fe1-serv.ws1.nic.cy.eumedconnect2.net
83.97.91.65	PTR	fe0-mon.rt1.nic.cy.eumedconnect2.net
83.97.91.66	PTR	ge0-mon.ws1.nic.cy.eumedconnect2.net
83.97.91.81	PTR	fe0-serv.rt1.nic.cy.eumedconnect2.net
83.97.92.1	A	ist-transits.org
83.97.92.13	A	wiki-prod.geant.org
83.97.92.14	A	catalogue-uat.geant.org
83.97.92.19	A	login-prod.terena.org
83.97.92.26	A	feast-project.org
83.97.92.26	A	terena.nl
83.97.92.26	A	terena.eu
83.97.92.46	A	eapconnect.eu
83.97.92.46	A	tfcsirt.net
83.97.92.46	A	edugain.org
83.97.93.30	A	terena.org