Robtex

Up: 81.27.0.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 81.27.16.0/21
Down right: 81.27.24.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
81.27.16.0	A+PTR	ip-0.net-81-27-16.rev.euroconnect.fr
81.27.16.2	PTR	gi0050.daudet.euroconnect.fr
81.27.17.140	A	mxnga.mutuallogistics.com
81.27.19.255	A	ip-255.net-81-27-19.rev.euroconnect.fr
81.27.20.0	A+PTR	ip-0.net-81-27-20.rev.euroconnect.fr
81.27.20.16	PTR	ip-16.net-81-27-20.rev.euroconnect.fr
81.27.20.16	A	mxnga.mutuallogistics.com
81.27.20.19	PTR	ip-19.net-81-27-20.rev.euroconnect.fr
81.27.20.19	A	ns2.network-expertise.net
81.27.20.19	A	us-pdx-mx-01.networkexpertise.fr
81.27.20.34	A+PTR	ns4.euroconnect.fr
81.27.20.35	A+PTR	ns5.euroconnect.fr
81.27.20.50	PTR	ip-50.net-81-27-20.rev.euroconnect.fr
81.27.20.50	A	euroconnect.fr
81.27.20.50	A	yllatys.net
81.27.20.51	PTR	ip-51.net-81-27-20.rev.euroconnect.fr
81.27.20.65	PTR	ip-65.net-81-27-20.rev.euroconnect.fr
81.27.20.65	A	federisepargne.eu
81.27.20.65	A	www.federisga.com
81.27.20.66	PTR	ip-66.net-81-27-20.rev.euroconnect.fr
81.27.20.82	PTR	warfrnet5.warnerelectric-eu.com
81.27.20.82	A	warnerelectric-de.com
81.27.20.82	A	twiflex.co.uk
81.27.20.90	A	warnerelectric-de.com
81.27.20.90	A	twiflex.co.uk
81.27.20.123	A	gw-123.euroconnect.fr
81.27.20.134	A	smtp3.euroconnect.fr
81.27.20.134	A	popec.euroconnect.fr
81.27.20.134	A	mail.bpltelecom.fr
81.27.20.136	A	ns2.network-expertise.net
81.27.20.144	A	email.bplglobal.net
81.27.20.145	A+PTR	smtp.euroconnect.fr
81.27.20.145	A	mail.euroconnect.fr
81.27.20.145	A	qmailadmin.euroconnect.fr
81.27.20.160	PTR	www2.euroconnect.fr
81.27.20.160	A	xn--monavenirprotg-nkbb.fr
81.27.20.160	A	nganalytics.fr
81.27.20.227	A	ip-227.net-81-27-20.rev.euroconnect.fr
81.27.21.4	A	monbusinessfacile.com
81.27.21.6	A	www.maileva.com
81.27.21.6	A	maileva.com
81.27.21.6	A	www.docapost-dps.com
81.27.21.28	A	ftp.test.maileva.com
81.27.21.28	A	ip-28.net-81-27-21.rev.euroconnect.fr
81.27.21.28	A	webservices.test.maileva.com
81.27.21.178	PTR	fort.maileva.com
81.27.23.131	A	hostmaster.fatal.no
81.27.23.131	A	*.fatal.no
81.27.23.255	A	ip-255.net-81-27-23.rev.euroconnect.fr
81.27.24.0	A+PTR	ip-0.net-81-27-24.rev.euroconnect.fr
81.27.27.2	A+PTR	ip-2.net-81-27-27.rev.euroconnect.fr
81.27.30.35	A	ip-35.net-81-27-30.rev.euroconnect.fr
81.27.31.1	A	ip-1.net-81-27-31.rev.euroconnect.fr