Robtex

Up: 192.104.36.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 192.104.37.0/25
Down right: 192.104.37.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
192.104.37.2	A+PTR	ns1.eurogtd.pt
192.104.37.2	A	ns1.tduarte.pt
192.104.37.6	A+PTR	www2.ofm.pt
192.104.37.6	A	www.tdgiworld.com
192.104.37.6	A	www.somafel.pt
192.104.37.7	PTR	web.teixeiraduarte.pt
192.104.37.7	A	tdgiworld.pt
192.104.37.7	A	autopark.pt
192.104.37.9	A+PTR	relay.teixeiraduarte.pt
192.104.37.9	A	relay.tduarte.pt
192.104.37.9	A	relay.eurogtd.pt
192.104.37.15	A+PTR	scmgateway1.eurogtd.pt
192.104.37.20	A+PTR	ns1.teixeiraduarte.pt
192.104.37.25	PTR	owatest.epos.pt
192.104.37.25	A+PTR	webmail.epos.pt
192.104.37.27	PTR	vpngate.teixeiraduarte.pt
192.104.37.81	A	zmx.eurogtd.pt
192.104.37.81	A	zlab-relay.teixeiraduarte.pt
192.104.37.103	A+PTR	ns2.eurogtd.pt
192.104.37.103	A	ns2.tduarte.pt
192.104.37.110	A+PTR	www.teixeiraduarte.pt
192.104.37.110	A	teixeiraduarte.com
192.104.37.111	PTR	www.teixeiraduarte.pt
192.104.37.111	A+PTR	www2.teixeiraduarte.pt
192.104.37.111	A	www.tduarte.pt
192.104.37.116	A	scmgateway2.eurogtd.pt
192.104.37.120	A	mail.tdgi.pt
192.104.37.120	A	mail-proxy.teixeiraduarte.pt
192.104.37.120	A	mail.tdgiworld.com
192.104.37.121	A+PTR	ns2.teixeiraduarte.pt
192.104.37.124	A+PTR	mail-mbx1.teixeiraduarte.pt
192.104.37.125	A+PTR	mailhost.teixeiraduarte.pt
192.104.37.126	A+PTR	mail-relay.teixeiraduarte.pt
192.104.37.126	A	mail-relay1-pt.teixeiraduarte.pt
192.104.37.129	A	pcsuporte.eurogtd.pt
192.104.37.150	A+PTR	mail-epos.epos.pt
192.104.37.150	A	owatest.epos.pt
192.104.37.195	A	pc-eurogtd.eurogtd.pt
192.104.37.201	PTR	pc.tdhotels.pt
192.104.37.201	A	mail-relay.teixeiraduarte.pt