Robtex

Up: 192.255.32.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 192.255.48.0/21
Down right: 192.255.56.0/21

IP	Type	Hostname
192.255.48.0	A	0.30.ffc0.ip4.static.sl-reverse.com
192.255.48.210	A+PTR	d2.30.ffc0.ip4.static.sl-reverse.com
192.255.48.211	A+PTR	d3.30.ffc0.ip4.static.sl-reverse.com
192.255.48.211	A	mandelawashingtonfellowship.state.gov
192.255.48.211	A	hosting.state.gov
192.255.48.213	PTR	d5.30.ffc0.ip4.static.sl-reverse.com
192.255.49.0	A	0.31.ffc0.ip4.static.sl-reverse.com
192.255.49.69	A+PTR	45.31.ffc0.ip4.static.sl-reverse.com
192.255.49.77	A+PTR	4d.31.ffc0.ip4.static.sl-reverse.com
192.255.49.77	A	bridgeapi.state.gov
192.255.50.0	A	0.32.ffc0.ip4.static.sl-reverse.com
192.255.51.0	A	0.33.ffc0.ip4.static.sl-reverse.com
192.255.51.108	A+PTR	6c.33.ffc0.ip4.static.sl-reverse.com
192.255.51.108	A	xplugng.net
192.255.52.0	A	0.34.ffc0.ip4.static.sl-reverse.com
192.255.53.0	A	0.35.ffc0.ip4.static.sl-reverse.com
192.255.54.0	A	0.36.ffc0.ip4.static.sl-reverse.com
192.255.54.34	A+PTR	22.36.ffc0.ip4.static.sl-reverse.com
192.255.54.43	A+PTR	2b.36.ffc0.ip4.static.sl-reverse.com
192.255.54.43	A	www.gosoced.org
192.255.54.43	A	gosoced.org
192.255.55.0	A	0.37.ffc0.ip4.static.sl-reverse.com
192.255.56.0	A	0.38.ffc0.ip4.static.sl-reverse.com
192.255.56.245	A	m.dm
192.255.57.0	A	0.39.ffc0.ip4.static.sl-reverse.com
192.255.58.0	A	0.3a.ffc0.ip4.static.sl-reverse.com
192.255.59.0	A	0.3b.ffc0.ip4.static.sl-reverse.com
192.255.60.0	A	0.3c.ffc0.ip4.static.sl-reverse.com
192.255.61.0	A	0.3d.ffc0.ip4.static.sl-reverse.com
192.255.61.240	A+PTR	f0.3d.ffc0.ip4.static.sl-reverse.com
192.255.62.0	A	0.3e.ffc0.ip4.static.sl-reverse.com
192.255.63.0	A	0.3f.ffc0.ip4.static.sl-reverse.com
192.255.63.228	A	vpn.wdc03.usgov.softlayer.com