Robtex

Up: 183.192.0.0/15
Can't show all results, try to descend to a more specific CIDR
Down left: 183.193.0.0/17
Down right: 183.193.128.0/17
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
183.193.0.29	PTR
183.193.0.61	PTR
183.193.0.93	PTR
183.193.1.80	PTR
183.193.1.162	A	jifuelec.com
183.193.1.162	A	web.jifuelec.com
183.193.2.70	A	fortresss.org
183.193.5.82	PTR
183.193.8.158	PTR
183.193.8.158	A	cssc-jlh.com
183.193.8.158	A	ssr-sh.com
183.193.11.14	PTR
183.193.14.2	PTR
183.193.15.58	PTR
183.193.15.70	PTR
183.193.15.70	A	xj-tech.net
183.193.23.248	PTR
183.193.24.242	A	mail.ns1.ns2.mail.518c2506e57106779f0cf55fcfd14fb065d00efe1d5a5a2a9b2d684d.6.mjuyh.com
183.193.29.2	PTR
183.193.31.2	PTR
183.193.43.98	A	jaoqur.com
183.193.45.101	PTR
183.193.49.131	A	mail1.giantwatch.com
183.193.49.131	A	*.giantwatch.com
183.193.59.55	PTR
183.193.59.200	PTR
183.193.113.101	PTR
183.193.115.56	PTR
183.193.122.140	PTR
183.193.126.20	PTR
183.193.128.160	PTR
183.193.128.160	A	chinawares.org
183.193.131.161	PTR
183.193.132.208	PTR
183.193.132.208	A	dazhi.tech
183.193.134.38	PTR
183.193.134.38	A	roaringbluecat.com
183.193.137.5	PTR
183.193.145.54	A	wuhaow.vicp.net
183.193.145.70	PTR
183.193.147.87	PTR
183.193.147.87	A	moliflower.com
183.193.147.223	PTR
183.193.147.223	A	itc.diskstation.me
183.193.148.45	PTR
183.193.158.77	PTR
183.193.161.222	PTR
183.193.165.18	PTR
183.193.168.167	PTR
183.193.172.205	PTR
183.193.175.26	PTR
183.193.177.49	PTR
183.193.181.130	PTR
183.193.181.130	A	zlyzwy.cn
183.193.181.236	PTR
183.193.184.85	PTR
183.193.184.85	A	shanghailuosong.com
183.193.186.74	PTR
183.193.186.74	A	qfdeveloper.com
183.193.188.71	A	haikou.jianzhumb.com
183.193.212.70	PTR
183.193.212.122	PTR
183.193.213.62	A	seed.btc.petertodd.org
183.193.213.74	PTR
183.193.234.74	PTR
183.193.250.163	PTR