Robtex

Up: 173.228.128.0/17
Can't show all results, try to descend to a more specific CIDR
Down left: 173.228.192.0/19
Down right: 173.228.224.0/19
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
173.228.193.73	A+PTR	adsl-173-228-193-73.prtc.net
173.228.193.93	A	adsl-173-228-193-93.prtc.net
173.228.193.139	A+PTR	adsl-173-228-193-139.prtc.net
173.228.195.4	A+PTR	adsl-173-228-195-4.prtc.net
173.228.195.35	A	adsl-173-228-195-35.prtc.net
173.228.195.36	A	adsl-173-228-195-36.prtc.net
173.228.196.95	A+PTR	adsl-173-228-196-95.prtc.net
173.228.196.167	A+PTR	adsl-173-228-196-167.prtc.net
173.228.196.192	A+PTR	adsl-173-228-196-192.prtc.net
173.228.198.25	A+PTR	adsl-173-228-198-25.prtc.net
173.228.198.67	A+PTR	adsl-173-228-198-67.prtc.net
173.228.198.107	PTR	adsl-173-228-198-107.prtc.net
173.228.198.131	A+PTR	adsl-173-228-198-131.prtc.net
173.228.198.145	A+PTR	adsl-173-228-198-145.prtc.net
173.228.198.189	PTR	adsl-173-228-198-189.prtc.net
173.228.198.203	A	adsl-173-228-198-203.prtc.net
173.228.198.225	A+PTR	adsl-173-228-198-225.prtc.net
173.228.199.147	A	adsl-173-228-199-147.prtc.net
173.228.199.164	A	adsl-173-228-199-164.prtc.net
173.228.200.46	A+PTR	adsl-173-228-200-46.prtc.net
173.228.200.136	A+PTR	adsl-173-228-200-136.prtc.net
173.228.200.195	A+PTR	adsl-173-228-200-195.prtc.net
173.228.200.224	A+PTR	adsl-173-228-200-224.prtc.net
173.228.201.209	A	gomeraedwin.net
173.228.202.37	PTR	adsl-173-228-202-37.prtc.net
173.228.202.99	A+PTR	adsl-173-228-202-99.prtc.net
173.228.202.99	A	mail.ferreteriaasomante.com
173.228.202.168	A+PTR	adsl-173-228-202-168.prtc.net
173.228.202.172	A+PTR	adsl-173-228-202-172.prtc.net
173.228.204.52	A	adsl-173-228-204-52.prtc.net
173.228.205.50	A+PTR	adsl-173-228-205-50.prtc.net
173.228.206.24	A	adsl-173-228-206-24.prtc.net
173.228.207.74	A	adsl-173-228-207-74.prtc.net
173.228.207.75	A	adsl-173-228-207-75.prtc.net
173.228.207.102	A	adsl-173-228-207-102.prtc.net
173.228.207.105	A	aspmx.axesa.com
173.228.207.179	A	*.borinquenlabs.com
173.228.207.180	A	*.borinquenlabs.com
173.228.207.180	A	www.borinquenlabs.com
173.228.207.180	A	lcbpr.com
173.228.209.180	A+PTR	adsl-173-228-209-180.prtc.net
173.228.212.3	A+PTR	adsl-173-228-212-3.prtc.net
173.228.212.9	A	adsl-173-228-212-9.prtc.net
173.228.212.12	A	adsl-173-228-212-12.prtc.net
173.228.212.16	A	adsl-173-228-212-16.prtc.net
173.228.212.67	A	adsl-173-228-212-67.prtc.net
173.228.212.68	A	adsl-173-228-212-68.prtc.net
173.228.212.71	A	adsl-173-228-212-71.prtc.net
173.228.212.76	A	adsl-173-228-212-76.prtc.net
173.228.212.129	A	adsl-173-228-212-129.prtc.net
173.228.212.135	A	adsl-173-228-212-135.prtc.net
173.228.212.137	A	adsl-173-228-212-137.prtc.net
173.228.212.139	A	adsl-173-228-212-139.prtc.net
173.228.212.193	A+PTR	adsl-173-228-212-193.prtc.net
173.228.212.196	A	adsl-173-228-212-196.prtc.net
173.228.212.197	A	adsl-173-228-212-197.prtc.net
173.228.212.201	A	adsl-173-228-212-201.prtc.net
173.228.213.6	A+PTR	adsl-173-228-213-6.prtc.net
173.228.213.6	A	remote.tdshomes.com
173.228.213.78	A+PTR	adsl-173-228-213-78.prtc.net
173.228.214.134	A	adsl-173-228-214-134.prtc.net
173.228.214.233	A+PTR	adsl-173-228-214-233.prtc.net
173.228.214.236	A+PTR	adsl-173-228-214-236.prtc.net
173.228.219.58	A	adsl-173-228-219-58.prtc.net
173.228.223.203	A+PTR	adsl-173-228-223-203.prtc.net
173.228.224.114	A+PTR	adsl-173-228-224-114.prtc.net
173.228.224.226	A+PTR	adsl-173-228-224-226.prtc.net
173.228.225.58	A+PTR	adsl-173-228-225-58.prtc.net
173.228.225.204	A+PTR	adsl-173-228-225-204.prtc.net
173.228.226.65	A+PTR	www.guaynabocity.gov.pr
173.228.226.65	A	guaynabocity.gov.pr
173.228.226.66	A+PTR	mail.guaynabocity.gov.pr
173.228.226.107	A	barracuda.fideicomiso.org
173.228.226.134	A+PTR	adsl-173-228-226-134.prtc.net
173.228.228.224	A+PTR	adsl-173-228-228-224.prtc.net
173.228.228.224	A	mail.comsiconsa.biz
173.228.229.17	A+PTR	adsl-173-228-229-17.prtc.net
173.228.229.83	A+PTR	adsl-173-228-229-83.prtc.net
173.228.229.106	A	adsl-173-228-229-106.prtc.net
173.228.230.81	A+PTR	adsl-173-228-230-81.prtc.net
173.228.230.161	A+PTR	adsl-173-228-230-161.prtc.net
173.228.230.204	A+PTR	adsl-173-228-230-204.prtc.net
173.228.231.18	A	adsl-173-228-231-18.prtc.net
173.228.232.55	A+PTR	adsl-173-228-232-55.prtc.net
173.228.232.82	A+PTR	adsl-173-228-232-82.prtc.net
173.228.232.131	A+PTR	ns1.rla-pr.com
173.228.232.132	A+PTR	ns2.rla-pr.com
173.228.232.134	A+PTR	www.reallegacyassurance.com
173.228.232.134	A	real-legacy-assurance.com
173.228.232.203	A+PTR	adsl-173-228-232-203.prtc.net
173.228.232.204	A	adsl-173-228-232-204.prtc.net
173.228.232.214	A+PTR	adsl-173-228-232-214.prtc.net
173.228.232.214	A	tolic.us
173.228.232.230	PTR	adsl-173-228-232-230.prtc.net
173.228.232.230	A	tolic.us
173.228.233.126	A+PTR	adsl-173-228-233-126.prtc.net
173.228.235.105	A	adsl-173-228-235-105.prtc.net
173.228.235.235	A+PTR	adsl-173-228-235-235.prtc.net
173.228.239.244	A+PTR	adsl-173-228-239-244.prtc.net
173.228.239.244	A	tcmanagement.info
173.228.239.244	A	www.tcmanagement.info
173.228.244.217	A	adsl-173-228-244-217.prtc.net
173.228.248.201	A+PTR	adsl-173-228-248-201.prtc.net
173.228.249.66	A	mx1.esthardware.com
173.228.249.68	A+PTR	adsl-173-228-249-68.prtc.net
173.228.249.89	A	mail.kokomopr.com
173.228.249.115	PTR	adsl-173-228-249-115.prtc.net
173.228.249.115	A	dns.realestatepr.net
173.228.251.33	A+PTR	adsl-173-228-251-33.prtc.net
173.228.253.73	A	adsl-173-228-253-73.prtc.net
173.228.254.1	A+PTR	adsl-173-228-254-1.prtc.net
173.228.255.14	A	mail.jafcom.net
173.228.255.14	A	wao-srv-08.jafcom.net
173.228.255.58	A	occ-2-1086-27.1.nflxso.net