Robtex

Up: 46.182.240.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 46.182.248.0/22
Down right: 46.182.252.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
46.182.248.41	A+PTR	exchange.pbx-network.de
46.182.248.46	A	jira.pbx-network.de
46.182.248.47	A	mailrelay.pbx-network.de
46.182.248.47	A	mail.pbx-network.de
46.182.250.45	A	stun.pbx-network.de
46.182.250.45	A	cgw.pbx-network.de
46.182.250.45	A	sip.personal-voip.de
46.182.250.46	A	sip-new.personal-voip.de
46.182.250.50	A+PTR	lb02.voip.pbx-network.de
46.182.253.240	A+PTR	ns2.equada.com
46.182.255.178	PTR	mits-office.access.pbx-network.de
46.182.255.230	A	yoorado-gmbh.de
46.182.255.249	PTR	uplink