Robtex

Up: 80.238.168.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 80.238.168.0/23
Down right: 80.238.170.0/23

IP	Type	Hostname
80.238.170.28	A+PTR	gw.ptr-80-238-170-28.customer.ch.netstream.com
80.238.170.126	PTR	gw.ptr-80-238-170-126.customer.ch.netstream.com
80.238.170.149	A+PTR	gw.ptr-80-238-170-149.customer.ch.netstream.com
80.238.170.200	A+PTR	gw.ptr-80-238-170-200.customer.ch.netstream.com
80.238.170.207	A	gw.ptr-80-238-170-207.customer.ch.netstream.com
80.238.170.215	A+PTR	gw.ptr-80-238-170-215.customer.ch.netstream.com
80.238.171.11	A	gw.ptr-80-238-171-11.customer.ch.netstream.com
80.238.171.18	A	gw.ptr-80-238-171-18.customer.ch.netstream.com
80.238.171.33	A+PTR	gw.ptr-80-238-171-33.customer.ch.netstream.com
80.238.171.42	A+PTR	gw.ptr-80-238-171-42.customer.ch.netstream.com
80.238.171.43	A	gw.ptr-80-238-171-43.customer.ch.netstream.com
80.238.171.71	PTR	gw.ptr-80-238-171-71.customer.ch.netstream.com
80.238.171.131	PTR	gw.ptr-80-238-171-131.customer.ch.netstream.com
80.238.171.167	A+PTR	gw.ptr-80-238-171-167.customer.ch.netstream.com
80.238.171.204	PTR	gw.ptr-80-238-171-204.customer.ch.netstream.com
80.238.171.246	A+PTR	gw.ptr-80-238-171-246.customer.ch.netstream.com