Robtex

Up: 119.15.160.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 119.15.164.0/23
Down right: 119.15.166.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
119.15.164.4	PTR	mail.hfh.com.vn
119.15.165.73	PTR	ci15.165-73.netnam.vn
119.15.165.140	PTR	ci15.165-140.netnam.vn
119.15.165.229	PTR	ci15.165-229.netnam.vn
119.15.167.4	PTR	ci15.167-4.netnam.vn
119.15.167.4	A	baby.shopqua.com
119.15.167.14	A+PTR	mail.ecoit.asia
119.15.167.14	A	mail.oss.gov.vn
119.15.167.14	A	oss.gov.vn
119.15.167.16	A	cms.elitefitness.com.vn
119.15.167.17	PTR	ci15.167-17.netnam.vn
119.15.167.17	A	www.tocdep.vn
119.15.167.17	A	tocdep.vn
119.15.167.20	PTR	marketing.techcombank.com.vn
119.15.167.22	PTR	ci15.167-22.netnam.vn
119.15.167.22	A	andam.net
119.15.167.22	A	vuadienthoai.net
119.15.167.26	A+PTR	mail.ncs.com.vn
119.15.167.26	PTR	webmail.ncs.com.vn
119.15.167.29	PTR	ci15.167-29.netnam.vn
119.15.167.29	A	tbt.gov.vn
119.15.167.29	A	hostmaster.giaitrithethao.net
119.15.167.30	PTR	ci15.167-30.netnam.vn
119.15.167.33	PTR	ci15.167-33.netnam.vn
119.15.167.33	A	mail.ceon.vn
119.15.167.36	PTR	ci15.167-36.netnam.vn
119.15.167.41	A	image.qdnd.vn
119.15.167.46	A+PTR	mail.hanelsoft.vn
119.15.167.46	A	mail.bpofe.hanelsoft.vn
119.15.167.46	A	mail.bpo.hanelsoft.vn
119.15.167.48	PTR	ci15.167-48.netnam.vn
119.15.167.49	A	tanducgroup.com
119.15.167.50	A+PTR	mail.ims.vast.ac.vn
119.15.167.53	A+PTR	mail.ckca.vn
119.15.167.54	PTR	ci15.167-54.netnam.vn
119.15.167.54	A	www.ckca.vn
119.15.167.54	A	ckca.vn
119.15.167.71	PTR	ci15.167-71.netnam.vn
119.15.167.73	A	obv02.bmgf-mic.vn
119.15.167.75	A	obv-update.bmgf-mic.vn
119.15.167.76	A	obv02.bmgf-mic.vn
119.15.167.78	PTR	ci15.167-78.netnam.vn
119.15.167.78	A	mail.simsodep89.com
119.15.167.78	A	mail.simsodep6666.com
119.15.167.79	PTR	ci15.167-79.netnam.vn
119.15.167.80	PTR	ci15.167-80.netnam.vn
119.15.167.80	A	famicovn.com
119.15.167.82	PTR	ci15.167-82.netnam.vn
119.15.167.82	A	mail.homepage-flat.org
119.15.167.82	A	simsolocphat.com
119.15.167.83	PTR	ci15.167-83.netnam.vn
119.15.167.84	PTR	ci15.167-84.netnam.vn
119.15.167.84	A	www.vienduoclieu.org.vn
119.15.167.84	A	bpech.com
119.15.167.87	A	www.juliacake.com.vn
119.15.167.90	PTR	ci15.167-90.netnam.vn
119.15.167.90	A	plan-international.org.vn
119.15.167.91	PTR	mail.misa.com.vn
119.15.167.96	PTR	ci15.167-96.netnam.vn
119.15.167.96	A	www.qdnd.vn
119.15.167.96	A	btltd.qdnd.vn
119.15.167.99	PTR	ci15.167-99.netnam.vn
119.15.167.99	A	snwl.gov-mail.com
119.15.167.100	A+PTR	marketing.techcombank.com.vn
119.15.167.100	A	www.marketing.techcombank.com.vn
119.15.167.101	PTR	marketing.techcombank.com.vn
119.15.167.102	PTR	marketing.techcombank.com.vn
119.15.167.103	PTR	marketing.techcombank.com.vn
119.15.167.124	PTR	ci15.167-124.netnam.vn
119.15.167.124	A	mail.nhasachtinhlien.com
119.15.167.124	A	inkinhsach.com
119.15.167.128	A	dichvucong.mt.gov.vn
119.15.167.150	PTR	ci15.167-150.netnam.vn
119.15.167.150	A	mail.sodep8.com
119.15.167.150	A	sodep8.com
119.15.167.152	PTR	ci15.167-152.netnam.vn
119.15.167.152	A	modernlife.vn
119.15.167.152	A	www.modernlife.vn
119.15.167.153	PTR	ci15.167-153.netnam.vn
119.15.167.153	A	mail.modernlife.vn
119.15.167.154	PTR	ci15.167-154.netnam.vn
119.15.167.154	A	goldsun.vn
119.15.167.156	PTR	ci15.167-156.netnam.vn
119.15.167.156	A	tongkhosim.com
119.15.167.156	A	chuyenhangxachtay.net
119.15.167.161	PTR	ci15.167-161.netnam.vn
119.15.167.161	A	mail.netviettv.net
119.15.167.162	PTR	ci15.167-162.netnam.vn
119.15.167.162	A	hoathinhtv.com
119.15.167.162	A	vietlunch.com
119.15.167.164	PTR	ci15.167-164.netnam.vn
119.15.167.164	A	mta01.gov-mail.com
119.15.167.165	A+PTR	mta02.gov-mail.com
119.15.167.169	PTR	ci15.167-169.netnam.vn
119.15.167.169	A	dns2.stv.vn
119.15.167.169	A	simhot.net
119.15.167.173	PTR	ci15.167-173.netnam.vn
119.15.167.173	A	mt.gov.vn
119.15.167.176	PTR	ci15.167-176.netnam.vn
119.15.167.176	A	docbao.qdnd.vn
119.15.167.177	PTR	ci15.167-177.netnam.vn
119.15.167.178	PTR	ci15.167-178.netnam.vn
119.15.167.178	A	baoin.qdnd.vn
119.15.167.196	PTR	ci15.167-196.netnam.vn
119.15.167.196	A	hocvui.com
119.15.167.196	A	www.lightjsc.com
119.15.167.200	PTR	ci15.167-200.netnam.vn
119.15.167.200	A	mail.nosco.com.vn
119.15.167.202	PTR	ci15.167-202.netnam.vn
119.15.167.202	A	mail.hogamex.com
119.15.167.204	A+PTR	mail.gov-mail.com
119.15.167.205	A	gateway.launhay.com
119.15.167.211	PTR	ci15.167-211.netnam.vn
119.15.167.211	A	mail.sodep.mobi
119.15.167.211	A	mail.simsodep.mobi
119.15.167.212	A	mail.goldsunpackaging.vn
119.15.167.220	A	dvc.mt.gov.vn
119.15.167.225	PTR	ci15.167-225.netnam.vn
119.15.167.225	A	congvan.mt.gov.vn
119.15.167.230	PTR	ci15.167-230.netnam.vn
119.15.167.240	PTR	ci15.167-240.netnam.vn
119.15.167.240	A	pkkq.qdnd.vn
119.15.167.240	A	qdnd.vn
119.15.167.251	PTR	ci15.167-251.netnam.vn
119.15.167.251	A	dangkiem.mt.gov.vn
119.15.167.252	PTR	ci15.167-252.netnam.vn
119.15.167.252	A	qlvt.mt.gov.vn