Robtex

Up: 123.204.52.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 123.204.52.0/24
Down right: 123.204.53.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
123.204.52.14	A	trdai.org.tw
123.204.52.16	PTR	123-204-52-16.static.seed.net.tw
123.204.52.16	A	dns.renee.tw
123.204.52.16	A	python.renee.tw
123.204.52.119	A+PTR	123-204-52-119.static.seed.net.tw
123.204.53.142	A	inbsd.com