Robtex

Up: 88.220.40.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 88.220.40.0/23
Down right: 88.220.42.0/23

IP	Type	Hostname
88.220.40.0	PTR	ip-88-220-40-0.unregistered.net.exatel.pl
88.220.40.87	PTR	ip-88-220-40-87.unregistered.net.exatel.pl
88.220.40.180	A+PTR	kleopatra2.univeg.pl
88.220.41.157	A+PTR	ip-88-220-41-157.unregistered.net.exatel.pl
88.220.41.157	A	mx3.mywdt.com.pl