Robtex

Up: 188.0.128.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 188.0.129.0/25
Down right: 188.0.129.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
188.0.129.0	A+PTR	188-0-129-0-dynamic.retail.datagroup.ua
188.0.129.19	PTR	188-0-129-19-dynamic.retail.datagroup.ua
188.0.129.63	PTR	188-0-129-63-dynamic.retail.datagroup.ua
188.0.129.64	A+PTR	188-0-129-64-dynamic.retail.datagroup.ua
188.0.129.83	A+PTR	mail.nng.kz
188.0.129.83	A	mail.nipijsc.kz
188.0.129.83	A	mail1.nipijsc.kz
188.0.129.84	A	mail.nipijsc.kz
188.0.129.87	A	nsktc.megahost.kz
188.0.129.87	A	188-0-129-87-dynamic.retail.datagroup.ua
188.0.129.90	PTR	188-0-129-90-dynamic.retail.datagroup.ua
188.0.129.91	A+PTR	188-0-129-91-dynamic.retail.datagroup.ua
188.0.129.91	A	www.nipi.kz
188.0.129.93	PTR	sh5.megahost.kz
188.0.129.93	A	deltakz.com
188.0.129.93	A	rauza-ade.com
188.0.129.101	A+PTR	188-0-129-101-dynamic.retail.datagroup.ua
188.0.129.110	A+PTR	mail.amnt.kz
188.0.129.127	PTR	188-0-129-127-dynamic.retail.datagroup.ua
188.0.129.128	A+PTR	188-0-129-128-dynamic.retail.datagroup.ua
188.0.129.139	A+PTR	188-0-129-139-dynamic.retail.datagroup.ua
188.0.129.181	A+PTR	188-0-129-181-dynamic.retail.datagroup.ua
188.0.129.191	PTR	188-0-129-191-dynamic.retail.datagroup.ua
188.0.129.192	A+PTR	188-0-129-192-dynamic.retail.datagroup.ua
188.0.129.202	A	mail.keremetgroup.kz
188.0.129.208	PTR	188-0-129-208-dynamic.retail.datagroup.ua
188.0.129.208	A	mail.tookks.kz
188.0.129.227	A+PTR	188-0-129-227-dynamic.retail.datagroup.ua
188.0.129.255	PTR	188-0-129-255-dynamic.retail.datagroup.ua