Robtex

Up: 211.236.32.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 211.236.48.0/21
Down right: 211.236.56.0/21

IP	Type	Hostname
211.236.48.202	A	www.kmcare.com
211.236.51.4	A	mail2.blizzard.co.kr
211.236.51.6	A	mail.blizzard.co.kr
211.236.51.7	A	connect-kr.blizzard.com
211.236.51.8	A	mail3.blizzard.co.kr
211.236.51.16	A+PTR	vcse06.blizzard.com
211.236.51.41	A	mx30.blizzard.com
211.236.62.222	A	mail.applyto.kr