Robtex

Up: 61.59.72.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 61.59.72.0/23
Down right: 61.59.74.0/23

IP	Type	Hostname
61.59.72.44	A+PTR	spam.genesis.com.tw
61.59.72.45	A+PTR	gate.genesis.com.tw
61.59.72.45	A	genesis-cloud.com
61.59.72.61	PTR	h61-61-59-72.seed.net.tw
61.59.72.111	PTR	h111-61-59-72.seed.net.tw
61.59.72.112	PTR	h112-61-59-72.seed.net.tw
61.59.72.113	A+PTR	mailgate.hermes.com.tw
61.59.72.114	A+PTR	mailgate.hermes.com.tw
61.59.72.114	A	mgbackup1.hermes.com.tw
61.59.72.115	A+PTR	mailgate.hermes.com.tw
61.59.72.115	A	mailgate3.hestiapower.com
61.59.72.115	A	mailgate3.energictek.com
61.59.72.119	PTR	h119-61-59-72.seed.net.tw
61.59.72.120	PTR	h120-61-59-72.seed.net.tw
61.59.72.121	PTR	mail.arti.com.tw
61.59.73.141	PTR	h141-61-59-73.seed.net.tw