Robtex

Up: 37.53.128.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 37.53.136.0/22
Down right: 37.53.140.0/22

IP	Type	Hostname
37.53.136.0	A+PTR	0-136-53-37.pool.ukrtel.net
37.53.137.0	A+PTR	0-137-53-37.pool.ukrtel.net
37.53.137.171	A	171-137-53-37.pool.ukrtel.net
37.53.137.203	PTR	203-137-53-37.pool.ukrtel.net
37.53.137.255	A	255-137-53-37.pool.ukrtel.net
37.53.138.0	A+PTR	0-138-53-37.pool.ukrtel.net
37.53.138.27	A	steridose.net
37.53.138.27	A	sterimixer.se
37.53.138.115	PTR	115-138-53-37.pool.ukrtel.net
37.53.139.0	A+PTR	0-139-53-37.pool.ukrtel.net
37.53.139.86	A	86-139-53-37.pool.ukrtel.net
37.53.140.0	A+PTR	0-140-53-37.pool.ukrtel.net
37.53.140.40	A+PTR	40-140-53-37.pool.ukrtel.net
37.53.140.156	A	156-140-53-37.pool.ukrtel.net
37.53.141.0	A+PTR	0-141-53-37.pool.ukrtel.net
37.53.141.64	A	64-141-53-37.pool.ukrtel.net
37.53.142.0	A+PTR	0-142-53-37.pool.ukrtel.net
37.53.142.183	A	183-142-53-37.pool.ukrtel.net
37.53.143.0	A+PTR	0-143-53-37.pool.ukrtel.net
37.53.143.65	PTR	65-143-53-37.pool.ukrtel.net