Robtex

Up: 49.128.176.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 49.128.180.0/23
Down right: 49.128.182.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
49.128.180.0	PTR	ipv4-0-180-128.gmedia.net.id
49.128.180.57	PTR	ipv4-57-180-128.gmedia.net.id
49.128.180.114	PTR	ipv4-114-180-128.gmedia.net.id
49.128.180.121	PTR	ipv4-121-180-128.gmedia.net.id
49.128.180.121	A	nsr2.apacinti.com
49.128.180.123	A+PTR	mail.apacinti.com
49.128.180.124	PTR	ipv4-124-180-128.gmedia.net.id
49.128.180.124	A	nsr1.apacinti.com
49.128.180.155	PTR	ipv4-155-180-128.gmedia.net.id
49.128.180.155	A	office.sriboga-smg.co.id
49.128.180.156	A	sriboga-order.com
49.128.180.170	PTR	ipv4-170-180-128.gmedia.net.id
49.128.180.170	A	toko-handphone.com
49.128.180.170	A	indomobo.com
49.128.180.171	PTR	ipv4-171-180-128.gmedia.net.id
49.128.180.171	A	distributorlenovo.com
49.128.180.173	PTR	ipv4-173-180-128.gmedia.net.id
49.128.180.173	A	distributorsony.com
49.128.180.174	A	distributornokia.com
49.128.180.210	A+PTR	mail.usg.co.id
49.128.180.211	A+PTR	mxbackup2.usg.co.id
49.128.180.226	PTR	mail.usg.co.id
49.128.180.227	PTR	mail.usg.co.id
49.128.180.228	PTR	ipv4-228-180-128.gmedia.net.id
49.128.180.234	PTR	ipv4-234-180-128.gmedia.net.id
49.128.180.234	A	gnetwork2u.com
49.128.180.238	A	blink17.com
49.128.180.250	PTR	ipv4-250-180-128.gmedia.net.id
49.128.181.46	PTR	ipv4-46-181-128.as55666.net
49.128.181.110	PTR	ipv4-110-181-128.as55666.net
49.128.181.164	PTR	ipv4-164-181-128.as55666.net
49.128.181.164	A	oxycjdw.com
49.128.181.164	A	oxycjdw.co.id
49.128.181.165	PTR	mail.oxycjdw.co.id
49.128.181.169	A	cjdwnetwork.com
49.128.181.178	PTR	ipv4-178-181-128.as55666.net
49.128.181.178	A	cctv-soloonline.com
49.128.181.197	A	rahox.tk
49.128.181.229	PTR	ipv4-229-181-128.as55666.net
49.128.181.229	A	cbt.teguhpriyanto.web.id
49.128.182.0	PTR	ipv4-0-182-128.as55666.net
49.128.182.1	PTR	ipv4-1-182-128.as55666.net
49.128.182.30	PTR	ipv4-30-182-128.as55666.net
49.128.182.44	PTR	ipv4-44-182-128.as55666.net
49.128.182.44	A	comindo-ms.com
49.128.182.44	A	ireload.net
49.128.182.58	PTR	ipv4-58-182-128.as55666.net
49.128.182.58	A	fresnoadfoundation.com
49.128.182.58	A	vudu0nz.uk.ht
49.128.182.60	A	ns4.idhostdomain.com
49.128.182.60	A	mosttoleast.com
49.128.182.61	PTR	ipv4-61-182-128.as55666.net
49.128.182.61	A	mtn.com.lr
49.128.182.61	A	dns2.indosingo3.com
49.128.182.84	PTR	ipv4-84-182-128.as55666.net
49.128.182.98	PTR	ipv4-98-182-128.as55666.net
49.128.182.105	PTR	ipv4-105-182-128.as55666.net
49.128.182.105	A	webpay.web.id
49.128.182.106	PTR	ipv4-106-182-128.as55666.net
49.128.182.106	A	mx1.indaco.co.id
49.128.182.130	PTR	ipv4-130-182-128.as55666.net
49.128.182.130	A	mas1.warna-dunia.com
49.128.182.131	PTR	ipv4-131-182-128.as55666.net
49.128.182.131	A	pusat.indaco.id
49.128.182.146	PTR	ipv4-146-182-128.as55666.net
49.128.182.187	A+PTR	mail.transerahotels.com
49.128.182.187	A	transerahotels.com
49.128.182.187	A	terahotels.com
49.128.182.210	PTR	ipv4-210-182-128.as55666.net
49.128.182.211	A	mail.kli-group.com
49.128.182.213	PTR	ipv4-213-182-128.as55666.net
49.128.182.213	A	mail.kaliaagro.com
49.128.182.235	PTR	ipv4-235-182-128.as55666.net
49.128.182.235	A	ns2.transerahotels.com
49.128.183.54	PTR	ipv4-54-183-128.as55666.net
49.128.183.69	PTR	br201-yk-br2ncdc-tel.as55666.net
49.128.183.73	PTR	br301-yk-br3ncdc-tel.as55666.net
49.128.183.250	A+PTR	paladin.gmedia.net.id
49.128.183.250	A	www.as55666.net
49.128.183.250	A	hotelunisi.com
49.128.183.252	PTR	ipv4-252-183-128.as55666.net
49.128.183.253	A+PTR	ns11.gmedia.net.id
49.128.183.254	PTR	ns12.gmedia.net.id
49.128.183.255	PTR	ipv4-255-183-128.as55666.net