Robtex

Up: 45.54.32.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 45.54.48.0/21
Down right: 45.54.56.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
45.54.48.1	PTR	1.48.54.45.rdns.hostvirtual.com
45.54.48.1	A	ns01.imgns.net
45.54.48.65	PTR	65.48.54.45.rdns.hostvirtual.com
45.54.48.65	A	ns02.imgns.net
45.54.48.129	PTR	129.48.54.45.rdns.hostvirtual.com
45.54.48.129	A	ns03.imgns.net
45.54.48.193	A+PTR	ns04.imgns.net
45.54.49.1	PTR	1.49.54.45.ptr.anycast.net
45.54.49.1	A	2-01-2a40-0015.cdx.maxgtm.net
45.54.49.1	A	2-01-2a40-0015.cdx.cdxcn.net
45.54.49.2	A	flipa.cedexis-radar.net
45.54.49.4	PTR	4.49.54.45.ptr.anycast.net
45.54.49.5	A	2-01-2a40-0017.cdx.cdxcn.net
45.54.50.50	PTR	50.50.54.45.ptr.anycast.net
45.54.51.1	A+PTR	ns01.theguardiandns.com
45.54.51.65	A+PTR	ns02.theguardiandns.com
45.54.51.129	A+PTR	ns03.theguardiandns.com
45.54.51.193	A+PTR	ns04.theguardiandns.com
45.54.52.42	A+PTR	ns2.saasprotection.com
45.54.53.1	PTR	1.53.54.45.rdns.hostvirtual.com
45.54.53.1	A	zwishimgac.speedroute.net
45.54.53.1	A	zyproductimgwish-kjh12o.speedroute.net
45.54.53.3	PTR	3.53.54.45.ptr.anycast.net
45.54.53.15	PTR	15.53.54.45.rdns.hostvirtual.com
45.54.53.54	PTR	54.53.54.45.ptr.anycast.net
45.54.53.54	A	z-4d1f-zycada-amzn-zappos-com-n1.speedroute.net
45.54.53.55	PTR	55.53.54.45.ptr.anycast.net
45.54.53.55	A	z-4ah1-uf1o-n1-apirmn.speedroute.net
45.54.53.57	PTR	57.53.54.45.ptr.anycast.net
45.54.53.57	A	z-prya-dbi4-n1-trmncdn.speedroute.net
45.54.53.58	PTR	58.53.54.45.ptr.anycast.net
45.54.53.58	A	z-h32e-vq2t-mediaservicermn.speedroute.net
45.54.54.1	A+PTR	ns01.midtowndoornailns.com
45.54.54.65	A+PTR	ns02.midtowndoornailns.com
45.54.54.129	A+PTR	ns03.midtowndoornailns.com
45.54.54.193	A+PTR	ns04.midtowndoornailns.com
45.54.55.54	PTR	54.55.54.45.wsadns.webroot.com
45.54.55.54	A	secdns-block-page.brightcloud.com
45.54.55.55	PTR	55.55.54.45.wsadns.webroot.com
45.54.55.55	A	secdns-block-page.brightcloud.com
45.54.56.59	PTR	59.56.54.45.ptr.anycast.net
45.54.58.1	A+PTR	ns01.riotdns.com
45.54.58.65	A+PTR	ns02.riotdns.com
45.54.58.129	A+PTR	ns03.riotdns.com
45.54.58.193	A+PTR	ns04.riotdns.com
45.54.60.3	PTR	3.60.54.45.rdns.hostvirtual.com
45.54.60.3	A	z-2ft0-5l5i-n1-zysamswal.speedroute.net
45.54.60.3	A	z-ifsr-zwyp-usgrwal.speedroute.net
45.54.60.5	PTR	5.60.54.45.ptr.anycast.net
45.54.60.6	PTR	6.60.54.45.ptr.anycast.net