Robtex

Up: 27.72.0.0/14
Can't show all results, try to descend to a more specific CIDR
Down left: 27.72.0.0/16
Down right: 27.73.0.0/16
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
27.72.0.0	PTR	localhost
27.72.1.20	A	mail01.agrivina.com
27.72.1.20	A	dalathasfarm.com
27.72.1.35	A	raovatdaknong.com
27.72.4.2	PTR	localhost
27.72.6.2	PTR	localhost
27.72.17.76	A	cknguyen.org
27.72.17.167	PTR	localhost
27.72.18.33	PTR	localhost
27.72.19.245	PTR	localhost
27.72.19.245	A	beautymonday.com
27.72.19.253	PTR	localhost
27.72.21.8	PTR	localhost
27.72.21.13	PTR	localhost
27.72.21.13	A	npmb.vn
27.72.21.13	A	nppmb.vn
27.72.21.34	A	mail.vicembutson.com.vn
27.72.22.37	PTR	dynamic-adsl.viettel.vn
27.72.22.37	A	xbqdnd.vn
27.72.23.66	A+PTR	mail.ancnc.vn
27.72.23.66	A	www.phuchoidata.com
27.72.23.66	A	mail.phuchoidata.com
27.72.26.63	PTR	localhost
27.72.28.111	A	www.adctopweb.com
27.72.28.111	A	quoctehanoi.edu.vn
27.72.28.219	PTR	localhost
27.72.28.219	A	hanoidigestivecenter.net
27.72.28.226	A	vgs.vn
27.72.30.42	PTR	dynamic-adsl.viettel.vn
27.72.30.42	A	mail.landdecor.vn
27.72.30.182	A	iocorner.com
27.72.30.244	A	linhkientuancuong.com
27.72.30.244	A	www.machintuancuong.com
27.72.32.130	PTR	localhost
27.72.36.68	PTR	localhost
27.72.40.71	PTR	localhost
27.72.41.196	A	danngason.asia
27.72.42.131	A	ximanglongson.com
27.72.42.167	PTR	localhost
27.72.42.167	A	maytinhquocthai.com
27.72.42.167	A	www.maytinhquocthai.com
27.72.44.113	PTR	localhost
27.72.45.173	PTR	localhost
27.72.45.221	PTR	dynamic-ip-adsl.viettel.vn
27.72.46.142	A	tudonghoathaibinh.com
27.72.46.142	A	truongchinhtrithaibinh.edu.vn
27.72.46.142	A	mttq.thaibinh.gov.vn
27.72.56.28	PTR	localhost
27.72.56.28	A	kb.ftl.vn
27.72.56.28	A	products.php.kb.ftl.vn
27.72.56.142	A	fsivietnam.com.vn
27.72.58.78	A+PTR	mail.trucbach.vn
27.72.58.78	A	trucbach.vn
27.72.58.78	A	ytuongmoi.com.vn
27.72.59.9	PTR	localhost
27.72.60.5	A	haybuonban.com
27.72.60.5	A	keyweb.vn
27.72.60.5	A	ksmain.com
27.72.60.25	PTR	localhost
27.72.61.21	PTR	mail.galaxyvietnam.vn
27.72.61.21	PTR	mail.hisungdoor.com
27.72.61.38	PTR	localhost
27.72.62.125	A	www.alodenled.vn
27.72.62.125	A	linhkieneu.com
27.72.62.125	A	nhadatthanhoai.com
27.72.62.254	PTR	localhost
27.72.64.235	PTR	localhost
27.72.68.140	A	ttcvn.net
27.72.69.210	A	bttytb.hopto.org
27.72.72.34	PTR	localhost
27.72.72.98	PTR	localhost
27.72.72.98	A	mail.sannhiquangninh.vn
27.72.72.98	A	sannhiquangninh.vn
27.72.76.2	A	qltacphamvhntpt.com
27.72.79.198	A	thptphandinhgiot.edu.vn
27.72.79.198	A	www.thpt-tuangiao-dienbien.edu.vn
27.72.79.198	A	thpt-tuangiao-dienbien.edu.vn
27.72.79.229	PTR	localhost
27.72.80.9	PTR	localhost
27.72.80.102	PTR	dynamic-ip-adsl.viettel.vn
27.72.80.102	A	chuyenkhamnamkhoabacninh.com
27.72.80.237	A	srolegends.com
27.72.84.87	PTR	dynamic-ip-adsl.viettel.vn
27.72.84.87	A	bvcubadonghoi.vn
27.72.84.138	A	smtp.gelowitz.org
27.72.86.168	PTR	ftts.co
27.72.86.168	PTR	mail.fortresstooks.com.vn
27.72.88.50	A	vimcitygialam.com
27.72.88.54	A	hrm.eurowindow.biz
27.72.88.84	PTR	localhost
27.72.88.84	A	dinhdoship.com
27.72.88.84	A	metjc.com
27.72.88.105	PTR	localhost
27.72.90.118	PTR	localhost
27.72.90.118	A	foutecvn.com
27.72.95.134	PTR	dynamic-ip-adsl.viettel.vn
27.72.96.31	A	kienthuctieuduong.vn
27.72.96.190	PTR	dynamic-ip-adsl.viettel.vn
27.72.96.190	A	www.erpvietnam.vn
27.72.96.190	A	www.ehoadon.com.vn
27.72.100.108	A	ktht.nuce.edu.vn
27.72.100.111	PTR	localhost
27.72.100.111	A	www.galaxyviet.vn
27.72.100.111	A	galaxyviet.vn
27.72.100.158	A	www.ksystem.vn
27.72.102.13	PTR	dynamic-ip-adsl.viettel.vn
27.72.102.13	A	www.khoahoc365.com
27.72.102.75	A	cdnnv.com
27.72.102.208	A	thegoldenpalm.vn
27.72.103.37	PTR	dynamic-adsl.viettel.vn
27.72.104.11	A	evngenco1.vn
27.72.104.11	A	mail.evngenco1.vn
27.72.104.68	A	coquynhielts.edu.vn
27.72.104.68	A	www.coquynhielts.edu.vn
27.72.106.2	PTR	dynamic-ip-adsl.viettel.vn
27.72.112.110	PTR	localhost
27.72.113.68	A	thucsontamgioi2.com
27.72.116.19	A+PTR	mail.tasaceramic.vn
27.72.116.19	A	www.tasaceramic.com
27.72.116.19	A	tasaceramic.vn
27.72.117.133	PTR	dynamic-adsl.viettel.vn
27.72.120.156	PTR	dynamic-ip-adsl.viettel.vn
27.72.120.234	A	flacohostel.com
27.72.122.111	A	tanson.info
27.72.122.111	A	walakv.com
27.72.123.133	PTR	localhost
27.72.124.137	A	www.capnuochaiphong.com.vn
27.72.124.137	A	capnuochaiphong.com.vn
27.72.126.16	PTR	dynamic-adsl.viettel.vn
27.72.126.16	A	laptop-tn.com
27.72.126.16	A	camera-tn.com
27.72.127.172	PTR	localhost
27.72.127.172	A	haiduongdost.gov.vn
27.72.130.115	PTR	localhost
27.72.131.175	PTR	localhost
27.72.134.16	PTR	localhost
27.72.138.136	PTR	localhost
27.72.143.226	PTR	dynamic-ip-adsl.viettel.vn
27.72.143.226	A	canlvt.ddns.net
27.72.143.226	A	itbag.ddns.net
27.72.144.30	PTR	localhost
27.72.144.30	A	www.uptek.vn
27.72.144.30	A	forever68.com
27.72.144.89	PTR	localhost
27.72.144.89	A	diasoft-hn.com
27.72.144.127	PTR	localhost
27.72.146.2	A	khonickre.com
27.72.146.2	A	nickre18.com
27.72.146.2	A	www.thuthecao.com
27.72.149.159	PTR	dynamic-ip-adsl.viettel.vn
27.72.149.159	A	ftec.edu.vn
27.72.153.86	A	www.thaihung.duckdns.org
27.72.153.86	A	thaihung.duckdns.org
27.72.157.32	PTR	localhost
27.72.157.32	A	vxut.edu.vn
27.72.157.158	PTR	localhost
27.72.157.158	A	fgct.net
27.72.159.127	PTR	localhost
27.72.160.100	PTR	localhost
27.72.186.133	A	mu-hanoiss6.com
27.72.186.133	A	mail.mu-hanoiss6.com
27.72.186.142	PTR	localhost
27.72.186.142	A	mail.mu2gvn.com
27.72.186.142	A	mail.bavuongmu.com
27.72.186.148	PTR	localhost
27.72.192.14	PTR	dynamic-ip-adsl.viettel.vn
27.72.192.100	PTR	localhost
27.72.192.100	A	bienquangcaoanphat.com
27.72.192.100	A	thoitrangmercie.com
27.72.194.12	A	thegioigoiom.com
27.72.194.12	A	www.namduoc.com
27.72.194.13	PTR	localhost
27.72.194.13	A	hisungdoor.net
27.72.195.116	A	thuytranorder.com
27.72.196.19	A	mail1.fpts.com.vn
27.72.196.45	PTR	localhost
27.72.196.45	A	einsighthub.com
27.72.202.57	PTR	localhost
27.72.202.57	A	ns.slvina.com
27.72.208.68	PTR	dynamic-ip-adsl.viettel.vn
27.72.208.68	A	viethasoftware.com
27.72.217.208	A	mail.ns1.*.dns.mail.6.umikl.com
27.72.225.34	PTR	localhost
27.72.228.149	PTR	localhost
27.72.239.71	PTR	localhost
27.72.240.205	PTR	dynamic-ip-adsl.viettel.vn
27.72.247.152	PTR	localhost
27.72.249.148	A	www.hpu.edu.vn
27.72.249.149	A	hpu.edu.vn
27.73.0.2	PTR	localhost
27.73.0.44	PTR	localhost
27.73.0.45	PTR	localhost
27.73.7.23	PTR	localhost
27.73.7.23	A	anhsang84.com
27.73.12.43	PTR	localhost
27.73.21.100	PTR	localhost
27.73.25.130	A	namphongglass.com
27.73.30.248	PTR	localhost
27.73.33.249	PTR	localhost
27.73.34.2	PTR	localhost
27.73.37.23	PTR	localhost
27.73.48.140	PTR	localhost
27.73.49.45	PTR	localhost
27.73.53.114	PTR	localhost
27.73.56.25	PTR	localhost
27.73.62.94	PTR	localhost
27.73.62.237	PTR	localhost
27.73.63.221	PTR	localhost
27.73.74.101	PTR	localhost
27.73.74.217	PTR	localhost
27.73.85.1	PTR	localhost
27.73.85.226	PTR	localhost
27.73.89.6	PTR	localhost
27.73.96.124	PTR	localhost
27.73.102.182	PTR	localhost
27.73.102.186	PTR	localhost
27.73.102.186	A	nefma.net
27.73.102.187	A	marnonline.org
27.73.102.189	A	iowapca.com
27.73.102.189	A	iowapca.net
27.73.104.6	PTR	localhost
27.73.104.233	PTR	localhost
27.73.105.248	PTR	localhost
27.73.110.10	A	evolutionwhitening.com
27.73.119.137	PTR	localhost
27.73.120.150	PTR	localhost
27.73.122.111	PTR	localhost
27.73.122.111	A	maotp.com
27.73.129.173	PTR	localhost
27.73.137.66	PTR	localhost
27.73.160.89	A	mail.daringapps.com
27.73.172.34	PTR	localhost
27.73.176.118	PTR	localhost
27.73.178.87	PTR	localhost
27.73.178.87	A	tahnvn.com
27.73.179.148	PTR	localhost
27.73.179.148	A	mail.kwxgnn3p3kygzzmh3iu.net
27.73.209.97	PTR	localhost
27.73.242.184	PTR	localhost