Robtex

Up: 118.98.30.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 118.98.31.0/25
Down right: 118.98.31.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
118.98.31.2	PTR	2.subnet118-98-31.astinet.telkom.net.id
118.98.31.4	PTR	4.subnet118-98-31.astinet.telkom.net.id
118.98.31.6	PTR	6.subnet118-98-31.astinet.telkom.net.id
118.98.31.18	PTR	18.subnet118-98-31.astinet.telkom.net.id
118.98.31.20	PTR	20.subnet118-98-31.astinet.telkom.net.id
118.98.31.53	PTR	53.subnet118-98-31.astinet.telkom.net.id
118.98.31.66	PTR	66.subnet118-98-31.astinet.telkom.net.id
118.98.31.101	A+PTR	cache1-btm.telkom.net.id
118.98.31.102	A+PTR	cache2-btm.telkom.net.id
118.98.31.131	PTR	131.subnet118-98-31.astinet.telkom.net.id
118.98.31.131	A	melon-indonesia.org
118.98.31.131	A	melonindonesia.net
118.98.31.132	PTR	132.subnet118-98-31.astinet.telkom.net.id
118.98.31.132	A	m.melon.co.id
118.98.31.132	A	wap.melon.co.id
118.98.31.135	PTR	135.subnet118-98-31.astinet.telkom.net.id
118.98.31.135	A	ri.melon.co.id
118.98.31.136	PTR	136.subnet118-98-31.astinet.telkom.net.id
118.98.31.143	PTR	143.subnet118-98-31.astinet.telkom.net.id
118.98.31.143	A	lang.it
118.98.31.143	A	sf.melon.co.id
118.98.31.151	PTR	151.subnet118-98-31.astinet.telkom.net.id
118.98.31.219	PTR	219.subnet118-98-31.astinet.telkom.net.id
118.98.31.255	PTR	255.subnet118-98-31.astinet.telkom.net.id