Robtex

Up: 5.164.16.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 5.164.24.0/22
Down right: 5.164.28.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
5.164.24.0	PTR	dynamicip-5-164-24-0.pppoe.tula.ertelecom.ru
5.164.24.203	PTR	dynamicip-5-164-24-203.pppoe.tula.ertelecom.ru
5.164.24.203	A	mail.kwt.ru
5.164.24.240	PTR	dynamicip-5-164-24-240.pppoe.tula.ertelecom.ru
5.164.24.240	A	mail.bsmp-tula.ru
5.164.24.241	PTR	dynamicip-5-164-24-241.pppoe.tula.ertelecom.ru
5.164.24.241	A	www.bsmp-tula.ru
5.164.24.241	A	bsmp-tula.ru
5.164.25.80	PTR	dynamicip-5-164-25-80.pppoe.tula.ertelecom.ru
5.164.25.98	A+PTR	mx1.specgeo.su
5.164.26.27	PTR	ip2.omstula.ru
5.164.26.33	A+PTR	mail.staroil.ru
5.164.26.33	A	mail.zvezdaabz.ru
5.164.26.60	A	garant-tula.ru
5.164.26.100	A	teatrkukol71.ru
5.164.26.100	A	www.teatrkukol71.ru
5.164.26.107	PTR	meet.tulatoz.ru
5.164.26.124	A	importplast-tula.ru
5.164.26.171	PTR	mail.tula.2gis.ru
5.164.27.42	PTR	5x164x27x42.static-business.tula.ertelecom.ru
5.164.27.129	PTR	5x164x27x129.static-business.tula.ertelecom.ru
5.164.27.202	PTR	5x164x27x202.static-business.tula.ertelecom.ru
5.164.27.249	PTR	5x164x27x249.static-business.tula.ertelecom.ru
5.164.28.225	A	www.ipk-tula.ru
5.164.28.227	A	www.clubug71.ru
5.164.28.227	A	clubug71.ru
5.164.28.229	A	aprto.ipk-tula.ru
5.164.29.6	A	www.fabrica-polina.ru
5.164.29.6	A	rich-live.com
5.164.29.6	A	bigsize-tula.ru
5.164.29.50	PTR	dynamicip-5-164-29-50.pppoe.tula.ertelecom.ru
5.164.29.129	PTR	dynamicip-5-164-29-129.pppoe.tula.ertelecom.ru
5.164.29.168	PTR	dynamicip-5-164-29-168.pppoe.tula.ertelecom.ru
5.164.29.178	PTR	dynamicip-5-164-29-178.pppoe.tula.ertelecom.ru
5.164.29.210	PTR	dynamicip-5-164-29-210.pppoe.tula.ertelecom.ru
5.164.29.248	PTR	dynamicip-5-164-29-248.pppoe.tula.ertelecom.ru
5.164.30.105	PTR	dynamicip-5-164-30-105.pppoe.tula.ertelecom.ru
5.164.30.115	PTR	dynamicip-5-164-30-115.pppoe.tula.ertelecom.ru
5.164.31.32	PTR	dynamicip-5-164-31-32.pppoe.tula.ertelecom.ru
5.164.31.216	PTR	dynamicip-5-164-31-216.pppoe.tula.ertelecom.ru