Robtex

Up: 91.103.32.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 91.103.40.0/22
Down right: 91.103.44.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
91.103.40.65	A+PTR	autosarbuilder.com
91.103.40.65	A+PTR	controlbuild.com
91.103.40.65	PTR	geensoft.com
91.103.40.81	A	vdemoprd66dsy.extranet.3ds.com
91.103.40.96	PTR	dsappstore.3ds.com
91.103.40.97	A+PTR	renault-iam.3ds.com
91.103.40.97	A+PTR	api.renault-iam.3ds.com
91.103.40.111	A	simbuilderx.extranet.3ds.com
91.103.40.127	A	vdemoprd02dsy.extranet.3ds.com
91.103.40.134	A	vdemoprd09dsy.extranet.3ds.com
91.103.40.135	A	vdemoprd10dsy.extranet.3ds.com
91.103.40.149	A	vdemoppd08dsy.extranet.3ds.com
91.103.40.151	A	vdemoppd10dsy.extranet.3ds.com
91.103.40.152	A+PTR	vdemoppd11dsy.extranet.3ds.com
91.103.40.210	PTR	itos.3ds.com
91.103.40.211	A	ecar2.extranet.3ds.com
91.103.40.240	A	is13.extranet.3ds.com
91.103.40.254	A	emea-outbound.3ds.com
91.103.41.14	A	webmail.ag.corp.3ds.com
91.103.41.93	A	nsindia.uc3ds.com
91.103.41.104	A+PTR	kc-dss.com
91.103.41.104	A	www.kc-dss.com
91.103.41.106	A	education.kc-dss.com
91.103.41.253	A	ag-outbound02.3ds.com
91.103.41.254	A+PTR	ag-outbound.3ds.com
91.103.42.47	A	picturebook.jp
91.103.42.51	A	onelabkorea.com
91.103.42.63	A	v6demo063rap.extranet.3ds.com
91.103.42.71	A	v6demo071rap.extranet.3ds.com
91.103.42.72	A	v6demo072rap.extranet.3ds.com
91.103.42.122	PTR	webmail.solidworks.co.jp
91.103.42.132	A	tok-odrstat.solidworks.co.jp
91.103.42.134	A	tok-ocp.solidworks.co.jp
91.103.42.134	A	support.solidworks.co.jp
91.103.42.154	A	v6demo154rap.extranet.3ds.com
91.103.42.228	A	v6demo228rap.extranet.3ds.com
91.103.42.229	A	v6demo229rap.extranet.3ds.com
91.103.42.237	A	v6demo237rap.extranet.3ds.com
91.103.42.239	A	v6demo239rap.extranet.3ds.com
91.103.42.254	A+PTR	ap-outbound.3ds.com
91.103.43.20	A	onesearch.3ds.com
91.103.43.25	A+PTR	remotelab.emea.3ds.com
91.103.43.54	A+PTR	mail.emea.3ds.com
91.103.43.56	PTR	ocsabs02.emea.43.103.91.in-addr.arpa
91.103.43.70	PTR	vstatdsy.extranet.3ds.com
91.103.43.83	PTR	vdemoprd68dsy.extranet.43.103.91.in-addr.arpa
91.103.43.83	A	vdemoprd68dsy.extranet.3ds.com
91.103.43.89	PTR	static.extranet.43.103.91.in-addr.arpa
91.103.43.89	PTR	cr5iat.extranet.43.103.91.in-addr.arpa
91.103.43.89	PTR	erdev.extranet.43.103.91.in-addr.arpa
91.103.43.113	A	origin-storebeta.extranet.3ds.com
91.103.43.113	A	storedemo.extranet.3ds.com
91.103.43.113	A	origin-storeqal.extranet.3ds.com
91.103.43.149	A	chatbot.dsxclient.3ds.com
91.103.43.183	A	autodiscover.3ds.com
91.103.44.129	A	org.swym.3ds.com
91.103.44.141	A	dassaultsystem.com
91.103.44.141	A	plmmarketplace.com
91.103.44.141	A	dassault-systemes.com
91.103.45.104	PTR	mail.emea.45.103.91.in-addr.arpa
91.103.45.104	A	mail.emea.3ds.com
91.103.45.105	A	autodiscover.3ds.com
91.103.45.122	A	nsemea.uc3ds.com
91.103.45.126	A+PTR	emea-outbound.3ds.com
91.103.47.122	A	nsap.uc3ds.com
91.103.47.126	A	ap-outbound.3ds.com