Robtex

Up: 83.140.32.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 83.140.32.0/23
Down right: 83.140.34.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
83.140.32.0	PTR	83.140.32.0.cust.p80.net
83.140.32.129	PTR	83.140.32.129.cust.p80.net
83.140.32.136	PTR	83.140.32.136.cust.p80.net
83.140.32.136	A	www.styrkeklubben.se
83.140.32.143	PTR	83.140.32.143.cust.p80.net
83.140.32.143	A	configureit.eu
83.140.32.143	A	bywall.se
83.140.32.144	PTR	83.140.32.144.cust.p80.net
83.140.32.144	A	aktivtvarularm.se
83.140.32.147	PTR	kilimanjaro.scorpionshops.com
83.140.32.147	A	multibrackets.co.za
83.140.32.149	PTR	83.140.32.149.cust.p80.net
83.140.32.151	A	www.styrkeklubben.se
83.140.32.162	PTR	83.140.32.162.cust.p80.net
83.140.32.162	A	ntp.sixxs.net
83.140.32.162	A	sesto01.sixxs.net
83.140.32.234	PTR	83.140.32.234.cust.p80.net
83.140.33.3	PTR	www.sweclockers.com
83.140.35.0	PTR	83.140.35.0.biz.sta.port80.se
83.140.35.4	PTR	83.140.35.4.biz.sta.port80.se
83.140.35.4	A	h-83-140-35-4.auto.rp80.se
83.140.35.15	PTR	83.140.35.15.biz.sta.port80.se
83.140.35.16	PTR	83.140.35.16.biz.sta.port80.se
83.140.35.23	A+PTR	83.140.35.23.biz.sta.port80.se
83.140.35.24	PTR	83.140.35.24.biz.sta.port80.se
83.140.35.27	PTR	83.140.35.27.biz.sta.port80.se
83.140.35.28	PTR	83.140.35.28.biz.sta.port80.se
83.140.35.31	PTR	83.140.35.31.biz.sta.port80.se
83.140.35.39	PTR	83.140.35.39.biz.sta.port80.se
83.140.35.40	PTR	83.140.35.40.biz.sta.port80.se
83.140.35.43	PTR	83.140.35.43.biz.sta.port80.se
83.140.35.47	PTR	83.140.35.47.biz.sta.port80.se
83.140.35.48	PTR	83.140.35.48.biz.sta.port80.se
83.140.35.49	A	83.140.35.49.biz.sta.port80.se
83.140.35.63	PTR	83.140.35.63.biz.sta.port80.se
83.140.35.64	PTR	83.140.35.64.biz.sta.port80.se
83.140.35.79	PTR	83.140.35.79.biz.sta.port80.se
83.140.35.80	A+PTR	83.140.35.80.biz.sta.port80.se
83.140.35.95	A+PTR	83.140.35.95.biz.sta.port80.se
83.140.35.96	PTR	83.140.35.96.biz.sta.port80.se
83.140.35.102	A	83.140.35.102.biz.sta.port80.se
83.140.35.103	PTR	83.140.35.103.biz.sta.port80.se
83.140.35.104	PTR	83.140.35.104.biz.sta.port80.se
83.140.35.111	PTR	83.140.35.111.biz.sta.port80.se
83.140.35.112	A	83.140.35.112.biz.sta.port80.se
83.140.35.116	A	h-83-140-35-116.auto.rp80.se
83.140.35.127	PTR	83.140.35.127.biz.sta.port80.se
83.140.35.128	PTR	83.140.35.128.biz.sta.port80.se
83.140.35.146	A	83.140.35.146.biz.sta.port80.se
83.140.35.191	PTR	83.140.35.191.biz.sta.port80.se
83.140.35.196	A	a-3.mmcl.port80.se
83.140.35.200	PTR	83.140.35.200.biz.sta.port80.se
83.140.35.207	A+PTR	83.140.35.207.biz.sta.port80.se
83.140.35.208	PTR	83.140.35.208.biz.sta.port80.se
83.140.35.223	PTR	83.140.35.223.biz.sta.port80.se
83.140.35.240	A	e-arkiv.se
83.140.35.242	PTR	83.140.35.242.biz.sta.port80.se
83.140.35.242	A	mail.21grams.com
83.140.35.247	A	traffic.21grams.se
83.140.35.249	PTR	83.140.35.249.biz.sta.port80.se
83.140.35.250	PTR	83.140.35.250.biz.sta.port80.se
83.140.35.250	A	www.twog.se
83.140.35.250	A	twog.se
83.140.35.255	PTR	83.140.35.255.biz.sta.port80.se