Robtex

Up: 192.175.40.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 192.175.40.0/23
Down right: 192.175.42.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
192.175.40.0	PTR	192-175-40-0.lonsdale.net.uk
192.175.40.1	PTR	edgerouter-manchester.lonsdale.net.uk
192.175.40.2	A+PTR	dns-manchester.lonsdale.net.uk
192.175.40.2	A	ns2.lonsdale.net.uk
192.175.40.2	A	ns1.lonsdale.net.uk
192.175.40.4	PTR	webserver1.lonsdale.net.uk
192.175.40.4	A	www.lonsdale.net.uk
192.175.40.4	A	lonsdale.net.uk
192.175.40.5	PTR	webserver2.lonsdale.net.uk
192.175.40.5	A	nextgenus.net
192.175.40.5	A	craigbrasssystems.com
192.175.40.6	PTR	webserver3.lonsdale.net.uk
192.175.40.6	A	nextgenus.net
192.175.40.7	PTR	192-175-40-7.lonsdale.net.uk
192.175.40.10	A	katietombraider.com
192.175.40.10	A	webserver1.lonsdale.net.uk
192.175.40.11	PTR	192-175-40-11.lonsdale.net.uk
192.175.40.11	A	www.craigbrasssystems.com
192.175.40.15	PTR	192-175-40-15.lonsdale.net.uk
192.175.40.15	A	viperhost.co.uk
192.175.40.15	A	suziangel.com
192.175.40.16	PTR	192-175-40-16.lonsdale.net.uk
192.175.40.16	A	ns1.webserver2.lonsdale.net.uk
192.175.40.17	PTR	192-175-40-17.lonsdale.net.uk
192.175.40.17	A	ns2.webserver2.lonsdale.net.uk
192.175.40.133	PTR	192-175-40-133.lonsdale.net.uk
192.175.41.1	PTR	192-175-41-1.lonsdale.net.uk
192.175.41.7	PTR	192-175-41-7.lonsdale.net.uk
192.175.41.7	A	lakeland-health.co.uk
192.175.41.7	A	www.legacysoftware.co.uk
192.175.42.28	PTR	192-175-42-28.lonsdale.net.uk
192.175.42.88	A+PTR	mail.theaustins.co.uk
192.175.42.88	A	theaustins.co.uk
192.175.42.88	A	helmsteads.com
192.175.42.199	PTR	192-175-42-199.lonsdale.net.uk
192.175.43.68	PTR	192-175-43-68.lonsdale.net.uk
192.175.43.76	PTR	192-175-43-76.lonsdale.net.uk
192.175.43.187	A+PTR	mail1.penrithfarmers.co.uk
192.175.43.187	A	mail1.pfandk.co.uk
192.175.43.255	PTR	192-175-43-255.lonsdale.net.uk