Robtex

Up: 185.74.32.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 185.74.40.0/22
Down right: 185.74.44.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
185.74.40.4	A+PTR	dns-tc3-01.metrooptic.net
185.74.40.4	A	ns1.metrooptic.net
185.74.40.5	A+PTR	dns-th2-01.metrooptic.net
185.74.40.5	A	ns2.metrooptic.net
185.74.40.14	A+PTR	mail-tc3-01.metrooptic.net
185.74.40.15	A+PTR	mail-th2-01.metrooptic.net
185.74.40.19	A+PTR	www-th2-01.metrooptic.net
185.74.40.19	A	metrooptic.fr
185.74.40.19	A	www.metrooptic.fr
185.74.42.56	A+PTR	185-74-42-56.customer.metrooptic.net
185.74.42.56	A	smtp.iriscapital.com
185.74.42.82	A+PTR	185-74-42-82.customer.metrooptic.net
185.74.42.82	A	test.activsoft.com
185.74.42.82	A	deschampslemaire.name
185.74.42.98	A+PTR	mail.bhcenergy.fr
185.74.42.98	A	smtp.bhcenergy.fr
185.74.42.154	A+PTR	185-74-42-154.customer.metrooptic.net
185.74.42.154	A	mail.promasia.com
185.74.42.154	A	mail.polycert.com
185.74.42.170	A	digium.af2a.com
185.74.42.178	A	vpn.xilam.com
185.74.42.211	A+PTR	185-74-42-211.customer.metrooptic.net
185.74.42.211	A	mx2.groupesuppleance.eu
185.74.42.211	A	mx2.groupesuppleance.fr
185.74.42.212	A	mailhost.pratic-appel.fr
185.74.42.218	PTR	185-74-42-218.customer.metrooptic.net
185.74.42.238	A+PTR	mail1.essp-sas.eu
185.74.42.238	A	essp-sas.eu
185.74.43.122	A	extranet-mcsfr.com
185.74.43.178	A	mail.smifci.eu