Robtex

Up: 204.194.32.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 204.194.32.0/22
Down right: 204.194.36.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
204.194.35.2	A+PTR	hcstam-asr2-lo0.hcs.net
204.194.36.1	A	hcsdns2621-f0-1-1.hcs.net
204.194.36.1	A	hcsdns2621.hcs.net
204.194.36.2	PTR	dns2.hcs.net
204.194.36.2	A	hcstlh01.hcs.net
204.194.36.2	A	ns2.hcs.net
204.194.36.14	A+PTR	hcssun01.hcs.net
204.194.36.14	A	hostmaster.hcs.net
204.194.36.14	A	ns1.hcs.net
204.194.36.17	PTR	hcslab-17.hcs.net
204.194.36.18	PTR	hcslab-18.hcs.net
204.194.36.19	PTR	hcslab-19.hcs.net
204.194.36.25	PTR	hcslab-25.hcs.net
204.194.36.32	PTR	hcs2621-vlan5-fa015sec-zeroes.hcs.net
204.194.36.64	PTR	hcs2621-vlan5-fa015sec-zeroes.hcs.net
204.194.36.76	A	wifiservices.hcs.net
204.194.36.131	A+PTR	environmux.hcs.net
204.194.36.134	A+PTR	hcstlh-ts1.hcs.net
204.194.36.134	A	anslab2.hcs.net
204.194.36.154	A	hvs-edgemarc.hcs.net
204.194.36.171	PTR	hplj9500mfp.hcs.net
204.194.36.174	A	careap2.hcs.net
204.194.36.175	A+PTR	careap3.hcs.net
204.194.36.177	A	anslab3.hcs.net
204.194.36.178	A	as5350.hcs.net
204.194.36.179	A+PTR	internal.hcs.net
204.194.36.180	A	wecm-monitor.hcs.net
204.194.36.211	PTR	asa5520-primary-ips.hcs.net
204.194.36.214	PTR	emerald.hcs.net
204.194.36.220	A	vpn3005-inside.hcs.net
204.194.36.225	PTR	mfn1.poll.hcs.net
204.194.36.226	A+PTR	woffice-sw1.hcs.net
204.194.36.227	A	curcitest3.hcs.net
204.194.36.228	A	nokia-db.hcs.net
204.194.36.229	A	monitor-mfn.hcs.net
204.194.36.233	A+PTR	logs1.hcs.net
204.194.36.239	A	carecoresw1.hcs.net
204.194.36.240	A	poll.hcs.net
204.194.36.242	A+PTR	rancid.hcs.net
204.194.36.243	A	stats.hcs.net
204.194.36.244	A	asa-nat.hcs.net
204.194.36.248	PTR	vpn-ip3.hcs.net
204.194.36.250	PTR	mfn2.poll.hcs.net
204.194.36.254	A	tlh-vlan5-3725.hcs.net
204.194.38.2	PTR	tally.hcsys.com
204.194.38.135	A	pineapp.firn.edu
204.194.38.135	A	lineshinson.com
204.194.38.135	A	pineapp.hcsmail.com