Robtex

Up: 156.154.64.128/25
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Down left: 156.154.64.128/27
Down right: 156.154.64.160/27
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
156.154.64.128	A+PTR	pdns128.ultradns.com
156.154.64.129	A+PTR	pdns129.ultradns.com
156.154.64.130	A+PTR	pdns130.ultradns.com
156.154.64.131	A+PTR	pdns131.ultradns.com
156.154.64.132	A+PTR	pdns132.ultradns.com
156.154.64.133	A+PTR	pdns133.ultradns.com
156.154.64.134	A+PTR	pdns134.ultradns.com
156.154.64.135	A+PTR	pdns135.ultradns.com
156.154.64.136	A+PTR	pdns136.ultradns.com
156.154.64.137	A+PTR	pdns137.ultradns.com
156.154.64.138	A+PTR	pdns138.ultradns.com
156.154.64.139	A+PTR	pdns139.ultradns.com
156.154.64.140	A+PTR	pdns140.ultradns.com
156.154.64.141	A+PTR	pdns141.ultradns.com
156.154.64.142	A+PTR	pdns142.ultradns.com
156.154.64.143	A+PTR	pdns143.ultradns.com
156.154.64.144	A+PTR	pdns144.ultradns.com
156.154.64.145	A+PTR	pdns145.ultradns.com
156.154.64.146	A+PTR	pdns146.ultradns.com
156.154.64.147	A+PTR	pdns147.ultradns.com
156.154.64.148	A+PTR	pdns148.ultradns.com
156.154.64.149	A+PTR	pdns149.ultradns.com
156.154.64.150	A+PTR	pdns150.ultradns.com
156.154.64.151	A+PTR	pdns151.ultradns.com
156.154.64.152	A+PTR	pdns152.ultradns.com
156.154.64.153	A+PTR	pdns153.ultradns.com
156.154.64.154	A+PTR	pdns154.ultradns.com
156.154.64.155	A+PTR	pdns155.ultradns.com
156.154.64.156	A+PTR	pdns156.ultradns.com
156.154.64.157	A+PTR	pdns157.ultradns.com
156.154.64.158	A+PTR	pdns158.ultradns.com
156.154.64.159	A+PTR	pdns159.ultradns.com
156.154.64.160	A+PTR	pdns160.ultradns.com
156.154.64.161	A+PTR	pdns161.ultradns.com
156.154.64.162	A+PTR	pdns162.ultradns.com
156.154.64.163	A+PTR	pdns163.ultradns.com
156.154.64.164	A+PTR	pdns164.ultradns.com
156.154.64.165	A+PTR	pdns165.ultradns.com
156.154.64.166	A+PTR	pdns166.ultradns.com
156.154.64.167	A+PTR	pdns167.ultradns.com
156.154.64.168	A+PTR	pdns168.ultradns.com
156.154.64.169	A+PTR	pdns169.ultradns.com
156.154.64.170	A+PTR	pdns170.ultradns.com
156.154.64.171	A+PTR	pdns171.ultradns.com
156.154.64.172	A+PTR	pdns172.ultradns.com
156.154.64.172	A	ns3.citicorp.com
156.154.64.172	A	ns1.nsroot1.com
156.154.64.173	A+PTR	pdns173.ultradns.com
156.154.64.174	A+PTR	pdns174.ultradns.com
156.154.64.175	A+PTR	pdns175.ultradns.com
156.154.64.176	A+PTR	pdns176.ultradns.com
156.154.64.177	A+PTR	pdns177.ultradns.com
156.154.64.178	PTR	ns1.advancedhost.com
156.154.64.179	A	pdns179.ultradns.com
156.154.64.180	A+PTR	pdns180.ultradns.com
156.154.64.181	A+PTR	pdns181.ultradns.com
156.154.64.182	A+PTR	pdns182.ultradns.com
156.154.64.183	A+PTR	pdns183.ultradns.com
156.154.64.184	A+PTR	pdns184.ultradns.com
156.154.64.185	A+PTR	pdns185.ultradns.com
156.154.64.186	A+PTR	pdns186.ultradns.com
156.154.64.187	A+PTR	pdns187.ultradns.com
156.154.64.188	PTR	pdns188.ultradns.com
156.154.64.188	A	ns1.inmobitest.com
156.154.64.188	A	ns1.inmobi.com
156.154.64.189	A+PTR	pdns189.ultradns.com
156.154.64.190	A+PTR	pdns190.ultradns.com
156.154.64.191	A+PTR	pdns191.ultradns.com