Robtex

Up: 208.85.50.128/25
Can't show all results, try to descend to a more specific CIDR
Down left: 208.85.50.128/27
Down right: 208.85.50.160/27
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
208.85.50.128	A	mail2239c.mkt050.com
208.85.50.129	A	mail6038c.mkt585.com
208.85.50.130	A+PTR	mail2091c.rm02.net
208.85.50.130	A	mail2091.mkt2477.com
208.85.50.131	A	mail4158c.mkt050.com
208.85.50.132	A	mail4159c.mkt050.com
208.85.50.133	A	mail2146.mkt2496.com
208.85.50.134	PTR	mail2655.quadrantarts.mkt3251.com
208.85.50.134	A	quadrantarts.mkt3251.com
208.85.50.134	A	mail2655.mkt3251.com
208.85.50.135	A	mail5134.mkt5732.com
208.85.50.135	A	tgnag.mkt5732.com
208.85.50.136	A+PTR	mail2083.silverpop.mkt2472.com
208.85.50.136	A	parablegroup.mkt2472.com
208.85.50.136	A	mail2083.mkt2472.com
208.85.50.137	A	mail4070.mkt2566.com
208.85.50.137	A	paypal.mkt2566.com
208.85.50.138	A+PTR	mail2225c.rm02.net
208.85.50.139	A	mail2176.mkt2507.com
208.85.50.139	A	pictureal.mkt2507.com
208.85.50.140	A	planetout.mkt335.com
208.85.50.141	A+PTR	mail2081.plantronics.mkt345.com
208.85.50.141	A	plantronics.mkt345.com
208.85.50.141	A	mail2081.mkt2470.com
208.85.50.142	PTR	mail2078.ashworth.mkt2468.com
208.85.50.142	A	mail2078.mkt2468.com
208.85.50.142	A	ashworth.mkt2468.com
208.85.50.143	A+PTR	mail4022.quinstreet.mkt062.com
208.85.50.143	A	mail4022.quinstreet.mkt064.com
208.85.50.143	A	quinstreet.mkt062.com
208.85.50.144	A+PTR	mail4084.quinstreet.mkt2570.com
208.85.50.144	A	mail4084.mkt2570.com
208.85.50.145	A+PTR	mail4068.quinstreet.mkt064.com
208.85.50.145	A	quinstreet.mkt064.com
208.85.50.146	A+PTR	mail2214.quinstreet.mkt2526.com
208.85.50.146	A	mail2214.quinstreet.mkt064.com
208.85.50.146	A	mail2214.mkt2526.com
208.85.50.147	A+PTR	mail2049.randmcnally.mkt2460.com
208.85.50.147	A	randmcnally.mkt2460.com
208.85.50.147	A	mail8283.mkt8882.com
208.85.50.148	A+PTR	mail2093.rheem.mkt2478.com
208.85.50.148	A	rheem.mkt2478.com
208.85.50.148	A	mail2093.mkt2478.com
208.85.50.149	A	mail5135.mkt5733.com
208.85.50.150	PTR	mail5136.itechnogaming.mkt5734.com
208.85.50.150	A	mail5136.mkt5734.com
208.85.50.151	A	mail4150.mkt2592.com
208.85.50.152	A	mail5137.e.fxdd.com
208.85.50.152	A	mail5137.mkt5735.com
208.85.50.153	A+PTR	mail2656.quadrantarts.mkt3252.com
208.85.50.153	A	mail2656.mkt3252.com
208.85.50.153	A	quadrantarts.mkt3252.com
208.85.50.154	A	mail5138.mkt5736.com
208.85.50.155	A	mail6026c.mkt573.com
208.85.50.156	A	mail5139.clairesaccessoriesuk.mkt5737.com
208.85.50.156	A	mail5139.mkt5737.com
208.85.50.157	A+PTR	mail2658.uso.mkt3254.com
208.85.50.157	A	uso.mkt3254.com
208.85.50.157	A	mail2658.mkt3254.com
208.85.50.158	A	universalmarketingpartners.mkt640.com
208.85.50.159	A	mail2166c.mkt070.com
208.85.50.160	PTR	mail5140.igni.mkt5738.com
208.85.50.160	A	mail5140.mkt5738.com
208.85.50.161	A	mail2659.mkt3255.com
208.85.50.162	A	mail6029.mkt576.com
208.85.50.162	A	mail7037.mkt7636.com
208.85.50.162	A	mail7037.messages.universalorlando.com
208.85.50.163	A	mail4222c.rm02.net
208.85.50.164	A	mail7054.mkt7653.com
208.85.50.165	A+PTR	mail6394.camelback.mkt6993.com
208.85.50.165	A	mail6394.mkt6993.com
208.85.50.166	A	mail7055.communications.sanlaminvestments.com
208.85.50.166	A	mail7055.mkt7654.com
208.85.50.166	A	mail6031c.mkt578.com
208.85.50.167	PTR	mail2661.quadrantarts.mkt3257.com
208.85.50.167	A	mail2661.mkt3257.com
208.85.50.167	A	quadrantarts.mkt3257.com
208.85.50.168	A+PTR	mail2662.newsletters.nutrishforpets.com
208.85.50.168	A	mail2662.mkt3258.com
208.85.50.170	A	mail6047.mkt594.com
208.85.50.171	A	mail2663.mkt3259.com
208.85.50.171	A	mail2663.e.cleanchoiceenergy.com
208.85.50.172	A	cutco.mkt3260.com
208.85.50.172	A	mail7034.mkt7633.com
208.85.50.172	A	mail2664.cutco.mkt3260.com
208.85.50.173	A+PTR	mail2665.quinstreet.mkt3261.com
208.85.50.173	A	mail2665.quinstreet.mkt062.com
208.85.50.173	A	quinstreet.mkt3261.com
208.85.50.174	A+PTR	mail2666.newellrubbermaid.mkt3262.com
208.85.50.174	A	mail2666.mkt3262.com
208.85.50.174	A	newellrubbermaid.mkt3262.com
208.85.50.175	A	mail6414.mkt7013.com
208.85.50.176	A+PTR	mail6046c.mkt592.com
208.85.50.177	A+PTR	mail6200.destinationrewards.mkt1613.com
208.85.50.177	A	destinationrewards.mkt1613.com
208.85.50.177	A	mail6200.mkt1613.com
208.85.50.178	PTR	mail5141.au.amexconnect.com.au
208.85.50.178	A	mail5141.mkt5739.com
208.85.50.179	PTR	mail6202.mayfieldstrategy.mkt1582.com
208.85.50.179	A	mayfieldstrategy.mkt1582.com
208.85.50.179	A	mail6202.mkt1582.com
208.85.50.180	PTR	mail6203.allstatecfbemails.com
208.85.50.180	A	mail6203.mkt1583.com
208.85.50.181	A	mail6204.mkt1584.com
208.85.50.182	A+PTR	mail6205.bonnieroutdoorgroup.com
208.85.50.182	A	mail6205.mkt1585.com
208.85.50.183	A+PTR	mail6206.lifestylesandtravel.com
208.85.50.183	A	mail1586.lifestylesandtravel.com
208.85.50.183	A	mail6206.mkt1586.com
208.85.50.184	A	mail6207.lifestylesandtravel.com
208.85.50.184	A	mail6207.mkt1587.com
208.85.50.185	A+PTR	mail6208.bonniersciencegroup.com
208.85.50.185	A	mail6208.mkt1588.com
208.85.50.186	A+PTR	mail6209.bonniersciencegroup.com
208.85.50.186	A	mail6209.mkt1589.com
208.85.50.187	A	mail6210.mkt1590.com
208.85.50.188	A	mail5142.mkt5740.com
208.85.50.189	A+PTR	mail6212.mkt1592.com
208.85.50.190	PTR	mail6213.mail.wyeth.de
208.85.50.190	A	mail6213.mkt1593.com
208.85.50.191	A	mail6214.mkt1594.com