Robtex

Up: 202.30.66.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 202.30.67.0/25
Down right: 202.30.67.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
202.30.67.15	PTR	at4u.kr
202.30.67.15	PTR	www.at4u.kr
202.30.67.15	A+PTR	at4u.or.kr
202.30.67.34	PTR	mail.estudy.or.kr
202.30.67.40	A+PTR	estudy.or.kr
202.30.67.40	PTR	blind.estudy.or.kr
202.30.67.40	PTR	bms.estudy.or.kr
202.30.67.63	PTR	childnet.or.kr
202.30.67.63	PTR	kado.or.kr
202.30.67.63	PTR	wah.or.kr
202.30.67.67	A	biz2.nia.or.kr
202.30.67.67	A	biz2.kado.or.kr
202.30.67.76	A+PTR	contest.nia.or.kr
202.30.67.78	PTR	itall.or.kr
202.30.67.78	PTR	handi.itall.or.kr
202.30.67.78	PTR	silver.itall.or.kr
202.30.67.80	PTR	relaycall.kr
202.30.67.80	A+PTR	relaycall.or.kr
202.30.67.80	PTR	www.relaycall.kr
202.30.67.113	PTR	digitalculture.or.kr
202.30.67.113	A+PTR	iapc.or.kr
202.30.67.113	PTR	incu.or.kr
202.30.67.116	A	www.iapc.or.kr
202.30.67.122	A+PTR	itstudy.or.kr
202.30.67.122	PTR	signon1.aged.or.kr
202.30.67.122	PTR	signon1.allkorean.or.kr