Robtex

Up: 81.1.0.0/17
Can't show all results, try to descend to a more specific CIDR
Down left: 81.1.64.0/19
Down right: 81.1.96.0/19

IP	Type	Hostname
81.1.64.2	A	sc-dmz-rtr1.homechoice.co.uk
81.1.64.3	A	sc-dmz-rtr2.homechoice.co.uk
81.1.65.1	PTR	sc-dmz-rtr1.homechoice.co.uk
81.1.65.4	A	ip-81-1-65-4.cust.homechoice.net
81.1.65.7	A	ip-81-1-65-7.cust.homechoice.net
81.1.65.8	A	ip-81-1-65-8.cust.homechoice.net
81.1.65.12	A	ip-81-1-65-12.cust.homechoice.net
81.1.65.64	A	sc-lvs-vip-pub.homechoice.co.uk
81.1.65.65	A	sc-lvs-master-pub.homechoice.co.uk
81.1.65.66	A+PTR	sc-lvs-slave-pub.homechoice.co.uk
81.1.65.76	A	ip-81-1-65-76.cust.homechoice.net
81.1.65.129	A	ip-81-1-65-129.cust.homechoice.net
81.1.65.130	A	ip-81-1-65-130.cust.homechoice.net
81.1.65.131	A	ip-81-1-65-131.cust.homechoice.net
81.1.65.135	A	ip-81-1-65-135.cust.homechoice.net
81.1.65.193	A	ip-81-1-65-193.cust.homechoice.net
81.1.65.198	A	ip-81-1-65-198.cust.homechoice.net
81.1.65.205	A	ip-81-1-65-205.cust.homechoice.net
81.1.65.206	A	ip-81-1-65-206.cust.homechoice.net
81.1.66.1	A	ip-81-1-66-1.cust.homechoice.net
81.1.66.2	PTR	th-sdn-rtr1.core.videonetworks.com
81.1.66.4	PTR	th-sdn-rtr2.core.videonetworks.com
81.1.66.7	A	ip-81-1-66-7.cust.homechoice.net
81.1.66.25	A	ip-81-1-66-25.cust.homechoice.net
81.1.66.26	A	ip-81-1-66-26.cust.homechoice.net
81.1.66.65	A	ip-81-1-66-65.cust.homechoice.net
81.1.66.67	A	ip-81-1-66-67.cust.homechoice.net
81.1.66.79	A	ip-81-1-66-79.cust.homechoice.net
81.1.66.82	A	ip-81-1-66-82.cust.homechoice.net
81.1.66.130	PTR	sc-acc-bras-13.as9105.net
81.1.66.131	A	ip-81-1-66-131.cust.homechoice.net
81.1.66.134	A	ip-81-1-66-134.cust.homechoice.net
81.1.66.136	A	ip-81-1-66-136.cust.homechoice.net
81.1.66.158	A	ip-81-1-66-158.cust.homechoice.net
81.1.66.192	PTR	gr-acc-bras-17.as9105.net
81.1.66.195	A	ip-81-1-66-195.cust.homechoice.net
81.1.66.199	A	ip-81-1-66-199.cust.homechoice.net
81.1.66.207	A	ip-81-1-66-207.cust.homechoice.net
81.1.66.208	A	ip-81-1-66-208.cust.homechoice.net
81.1.67.29	PTR	sc-dis-rtr-1.core.videonetworks.com
81.1.67.64	PTR	epirito-server.core.videonetworks.com
81.1.72.5	A+PTR	dns-rec0-nge001-ash.as9105.net
81.1.72.31	A+PTR	dns-rec0-nge001-don.as9105.net
81.1.72.35	A+PTR	dns-rec0-nge001-eal.as9105.net
81.1.72.37	A+PTR	dns-rec0-nge001-edi.as9105.net
81.1.72.65	A+PTR	dns-rec0-nge001-lin.as9105.net
81.1.72.69	A+PTR	dns-rec0-nge001-mal.as9105.net
81.1.72.87	A+PTR	dns-rec0-nge001-por.as9105.net
81.1.72.89	A+PTR	dns-rec0-nge001-pre.as9105.net
81.1.72.143	A+PTR	dns-rec0-ner001-mlk.as9105.net
81.1.79.1	A	ip-81-1-79-1.cust.homechoice.net
81.1.79.5	A	ip-81-1-79-5.cust.homechoice.net
81.1.79.9	A	ip-81-1-79-9.cust.homechoice.net
81.1.79.10	A	ip-81-1-79-10.cust.homechoice.net
81.1.79.64	A	ip-81-1-79-64.cust.homechoice.net
81.1.79.65	A	ip-81-1-79-65.cust.homechoice.net
81.1.79.66	A	ip-81-1-79-66.cust.homechoice.net
81.1.79.68	A	ip-81-1-79-68.cust.homechoice.net
81.1.79.131	A	ip-81-1-79-131.cust.homechoice.net
81.1.79.134	A	ip-81-1-79-134.cust.homechoice.net
81.1.79.135	A	ip-81-1-79-135.cust.homechoice.net
81.1.79.140	A	ip-81-1-79-140.cust.homechoice.net
81.1.79.198	A	ip-81-1-79-198.cust.homechoice.net
81.1.79.210	A	ip-81-1-79-210.cust.homechoice.net
81.1.79.216	A	ip-81-1-79-216.cust.homechoice.net
81.1.79.218	A	ip-81-1-79-218.cust.homechoice.net
81.1.80.81	A	ip-81-1-80-81.cust.homechoice.net
81.1.87.47	A	ip-81-1-87-47.cust.homechoice.net
81.1.97.35	A	mxbackup.homechoice.co.uk
81.1.105.0	A	ip-81-1-105-0.cust.homechoice.net
81.1.105.1	A	ip-81-1-105-1.cust.homechoice.net
81.1.105.5	A	ip-81-1-105-5.cust.homechoice.net
81.1.105.6	A	ip-81-1-105-6.cust.homechoice.net
81.1.105.67	A	ip-81-1-105-67.cust.homechoice.net
81.1.105.71	A	ip-81-1-105-71.cust.homechoice.net
81.1.105.72	A	ip-81-1-105-72.cust.homechoice.net
81.1.105.77	A	ip-81-1-105-77.cust.homechoice.net
81.1.105.131	A	ip-81-1-105-131.cust.homechoice.net
81.1.105.141	A	ip-81-1-105-141.cust.homechoice.net
81.1.105.147	A	ip-81-1-105-147.cust.homechoice.net
81.1.105.153	A	ip-81-1-105-153.cust.homechoice.net
81.1.105.193	A	ip-81-1-105-193.cust.homechoice.net
81.1.105.199	A	ip-81-1-105-199.cust.homechoice.net
81.1.105.201	A	ip-81-1-105-201.cust.homechoice.net
81.1.105.202	A	ip-81-1-105-202.cust.homechoice.net
81.1.121.142	A	mail.evoque.es