Robtex

Up: 212.158.212.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 212.158.214.0/24
Down right: 212.158.215.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
212.158.214.1	A+PTR	host-212-158-214-1.dslgb.com
212.158.214.15	A+PTR	host-212-158-214-15.dslgb.com
212.158.214.18	A+PTR	host-212-158-214-18.dslgb.com
212.158.214.33	A+PTR	host-212-158-214-33.dslgb.com
212.158.214.39	A+PTR	host-212-158-214-39.dslgb.com
212.158.214.40	A+PTR	host-212-158-214-40.dslgb.com
212.158.214.48	A+PTR	host-212-158-214-48.dslgb.com
212.158.214.69	A+PTR	host-212-158-214-69.dslgb.com
212.158.214.76	A+PTR	host-212-158-214-76.dslgb.com
212.158.214.84	A+PTR	host-212-158-214-84.dslgb.com
212.158.214.107	A+PTR	host-212-158-214-107.dslgb.com
212.158.214.126	A+PTR	host-212-158-214-126.dslgb.com
212.158.214.140	A+PTR	host-212-158-214-140.dslgb.com
212.158.214.159	A+PTR	host-212-158-214-159.dslgb.com
212.158.214.164	A+PTR	host-212-158-214-164.dslgb.com
212.158.214.187	A+PTR	host-212-158-214-187.dslgb.com
212.158.214.187	A	mx1.largeone.net
212.158.214.187	A	mx1.thespirerpg.co.uk
212.158.214.191	A	host-212-158-214-191.dslgb.com
212.158.214.192	A	host-212-158-214-192.dslgb.com
212.158.214.231	A+PTR	host-212-158-214-231.dslgb.com
212.158.214.235	A+PTR	host-212-158-214-235.dslgb.com
212.158.214.242	A+PTR	host-212-158-214-242.dslgb.com
212.158.214.248	A+PTR	host-212-158-214-248.dslgb.com
212.158.214.251	A+PTR	host-212-158-214-251.dslgb.com
212.158.215.27	A	mail.gamesblaster.com
212.158.215.106	A	mail.hyper-cubic.com