Robtex

Up: 216.57.160.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 216.57.160.0/22
Down right: 216.57.164.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
216.57.160.0	PTR	216-57-160-0.cpe.safelink.net
216.57.160.5	A+PTR	dns1.safelink.net
216.57.160.6	A+PTR	ns1.safelinkinternet.com
216.57.160.6	A	main.safelink.net
216.57.160.8	A+PTR	dns2.safelink.net
216.57.160.9	PTR	216-57-160-9.cpe.safelink.net
216.57.160.9	A	cb2.safelink.net
216.57.160.9	A	mike.safelink.net
216.57.160.10	PTR	mail.safelink.net
216.57.160.10	A	mail.aceburley.com
216.57.160.11	PTR	mail.svskylan.net
216.57.160.17	A+PTR	atmail.safelink.net
216.57.160.17	A	mail.auctionsidaho.com
216.57.160.17	A	mail.safelink.us
216.57.160.19	A	jffnms.safelink.net
216.57.160.24	PTR	216-57-160-24.cpe.safelink.net
216.57.160.24	A	www.gscwireless.net
216.57.160.24	A	westernstar-trucks.com
216.57.160.25	PTR	216-57-160-25.cpe.safelink.net
216.57.160.26	PTR	ns2.safelinkinternet.com
216.57.160.26	A	westernstar-trucks.com
216.57.160.27	PTR	billing.safelink.net
216.57.160.49	PTR	xen.safelink.net
216.57.160.49	A	outbound.safelink.net
216.57.161.21	A+PTR	216-57-161-21.cpe.safelink.net
216.57.161.46	PTR	mail.agrisourceinc.com
216.57.161.46	A	agrisourceinc.com
216.57.161.49	A+PTR	216-57-161-49.cpe.safelink.net
216.57.161.83	A+PTR	216-57-161-83.cpe.safelink.net
216.57.161.242	A+PTR	216-57-161-242.cpe.safelink.net
216.57.161.242	A	mc.nuke3d.com
216.57.163.17	A+PTR	216-57-163-17.cpe.safelink.net
216.57.163.139	A+PTR	216-57-163-139.cpe.safelink.net
216.57.163.207	PTR	216-57-163-207.cpe.safelink.net
216.57.164.1	A+PTR	216-57-164-1.cpe.safelink.net
216.57.164.9	A	mail.safelinkinternet.com
216.57.164.9	A	mail.dynamitewireless.com
216.57.164.10	A	office.safelink.net
216.57.164.10	A	server1.safelink.net
216.57.164.34	A+PTR	216-57-164-34.cpe.safelink.net
216.57.164.34	A	sadhippogames.com
216.57.164.232	A	216-57-164-232.cpe.safelink.net
216.57.165.108	A	216-57-165-108.cpe.safelink.net
216.57.165.124	A+PTR	216-57-165-124.cpe.safelink.net
216.57.166.65	PTR	mail.aadairy.com
216.57.167.154	A+PTR	216-57-167-154.cpe.safelink.net
216.57.167.217	A+PTR	216-57-167-217.cpe.safelink.net