Robtex

Up: 137.194.48.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 137.194.52.0/23
Down right: 137.194.54.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
137.194.52.1	A+PTR	odin.enst.fr
137.194.52.1	A	comelec.enst.fr
137.194.52.2	PTR	freyr.enst.fr
137.194.52.2	A	www.proofs-workshop.org
137.194.52.2	A	www.ieee-photonics.fr
137.194.52.7	A+PTR	hermes.enst.fr
137.194.52.7	A	www.enst.fr
137.194.52.7	A	telecom-paristech.fr
137.194.52.8	A+PTR	vili.enst.fr
137.194.52.9	A+PTR	idun.enst.fr
137.194.52.18	A+PTR	planetlab-dmz.enst.fr
137.194.52.20	PTR	vcsn.enst.fr
137.194.52.20	A	ifiptc1.org
137.194.52.20	A	vaucanson-project.org
137.194.52.33	A	zproxy110.enst.fr
137.194.52.33	A	z.mines-telecom.fr
137.194.52.33	A	z.enst.fr
137.194.52.34	A	z.mines-telecom.fr
137.194.52.34	A	z.enst.fr
137.194.52.34	A	zproxy120.enst.fr
137.194.52.35	PTR	cemip-tpt.lxc.enst.fr
137.194.52.37	A+PTR	paris-saclay.lxc.enst.fr
137.194.54.3	A	luxembourg.enst.fr
137.194.54.16	A+PTR	pcpbourgeois-54.enst.fr
137.194.54.17	A	supacast.enst.fr
137.194.54.18	A+PTR	nexess.enst.fr
137.194.54.21	A+PTR	mediamobility1.enst.fr
137.194.54.23	A+PTR	mediamobility3.enst.fr
137.194.54.27	A+PTR	hederatech.enst.fr
137.194.54.28	A+PTR	mycene2.enst.fr
137.194.54.34	A+PTR	bugle.enst.fr
137.194.54.37	A+PTR	sangomasup.enst.fr
137.194.54.38	A+PTR	pact.enst.fr
137.194.54.38	A	ingopcs.net
137.194.54.48	A+PTR	cfdt.enst.fr
137.194.54.50	A+PTR	border6.enst.fr
137.194.54.51	PTR	connexion.enst.fr
137.194.54.51	A	cluster-connexion.com
137.194.54.51	A	cluster-connexion.fr
137.194.54.109	A+PTR	ingopcs.enst.fr
137.194.54.115	A+PTR	antarctic.enst.fr
137.194.54.115	A	lincs.fr
137.194.54.254	A	cisco-1g-54.enst.fr
137.194.55.247	A	casc.fr