Robtex

Up: 203.113.176.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 203.113.184.0/22
Down right: 203.113.188.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.113.184.106	PTR	webmail.lacviet.com.vn
203.113.186.86	A	aqua-wdmrgqhhpp.dynamic-m.com
203.113.186.86	A	mx2.aquavietnam.vn
203.113.188.1	A+PTR	dns3.vietel.com.vn
203.113.188.1	A+PTR	dns3.viettel.com.vn
203.113.188.1	A	laptopcutphcm.com
203.113.188.2	PTR	dns2.vietel.com.vn
203.113.188.2	PTR	dns2.viettel.com.vn
203.113.188.9	A+PTR	mtaout.viettel.vn
203.113.188.9	A	o-mail.viettel.vn
203.113.188.10	A+PTR	mtain.viettel.vn
203.113.188.11	A	imap.viettel.vn
203.113.188.12	PTR	mail.viettel.vn
203.113.188.16	A	mtaout-2.viettel.vn
203.113.188.17	A	mtaout-1.viettel.vn
203.113.188.18	A+PTR	mtain-3.viettel.vn
203.113.188.19	A	mtasvr01.viettel.vn
203.113.188.34	A	smtp.thieponline.com
203.113.188.34	A	web1hcm.viettel.vn
203.113.188.35	A+PTR	web2hcm.viettel.vn
203.113.189.12	A	r1.sn-8pxuuxa-8j5e.googlevideo.com
203.113.189.12	A	r1.sn-8pxuuxa-8j5e.gvt1.com
203.113.189.13	A	r2.sn-8pxuuxa-8j5e.gvt1.com
203.113.189.13	A	r2.sn-8pxuuxa-8j5e.googlevideo.com
203.113.189.16	A	r5.sn-8pxuuxa-8j5e.googlevideo.com
203.113.189.17	A	r6.sn-8pxuuxa-8j5e.gvt1.com
203.113.189.17	A	r6.sn-8pxuuxa-8j5e.googlevideo.com
203.113.189.18	A	r7.sn-8pxuuxa-8j5e.gvt1.com
203.113.189.44	A	r1.sn-8pxuuxa-83be.gvt1.com
203.113.189.44	A	r1.sn-8pxuuxa-83be.googlevideo.com
203.113.189.45	A	r2.sn-8pxuuxa-83be.googlevideo.com
203.113.189.45	A	r2.sn-8pxuuxa-83be.gvt1.com
203.113.189.48	A	r5.sn-8pxuuxa-83be.googlevideo.com
203.113.189.49	A	r6.sn-8pxuuxa-83be.googlevideo.com
203.113.189.49	A	r6.sn-8pxuuxa-83be.gvt1.com
203.113.189.51	A	r8.sn-8pxuuxa-83be.gvt1.com
203.113.189.76	A	r1.sn-8pxuuxa-8j5s.googlevideo.com
203.113.189.77	A	r2.sn-8pxuuxa-8j5s.googlevideo.com
203.113.189.77	A	r2.sn-8pxuuxa-8j5s.gvt1.com
203.113.189.78	A	r3.sn-8pxuuxa-8j5s.googlevideo.com
203.113.189.80	A	r5.sn-8pxuuxa-8j5s.googlevideo.com
203.113.189.81	A	r6.sn-8pxuuxa-8j5s.gvt1.com
203.113.189.81	A	r6.sn-8pxuuxa-8j5s.googlevideo.com
203.113.189.82	A	r7.sn-8pxuuxa-8j5s.googlevideo.com
203.113.189.108	A	r1.sn-8pxuuxa-8j5l.googlevideo.com
203.113.189.108	A	r1.sn-8pxuuxa-8j5l.gvt1.com
203.113.189.109	A	r2.sn-8pxuuxa-8j5l.gvt1.com
203.113.189.111	A	r4.sn-8pxuuxa-8j5l.gvt1.com
203.113.189.112	A	r5.sn-8pxuuxa-8j5l.gvt1.com
203.113.189.113	A	r6.sn-8pxuuxa-8j5l.gvt1.com
203.113.189.114	A	r7.sn-8pxuuxa-8j5l.googlevideo.com
203.113.189.114	A	r7.sn-8pxuuxa-8j5l.gvt1.com
203.113.189.140	A	r1.sn-8pxuuxa-8j5z.gvt1.com
203.113.189.140	A	r1.sn-8pxuuxa-8j5z.googlevideo.com
203.113.189.141	A	r2.sn-8pxuuxa-8j5z.googlevideo.com
203.113.189.141	A	r2.sn-8pxuuxa-8j5z.gvt1.com
203.113.189.144	A	r5.sn-8pxuuxa-8j5z.gvt1.com
203.113.189.144	A	r5.sn-8pxuuxa-8j5z.googlevideo.com
203.113.189.145	A	r6.sn-8pxuuxa-8j5z.googlevideo.com
203.113.189.146	A	r7.sn-8pxuuxa-8j5z.googlevideo.com
203.113.189.172	A	r1.sn-8pxuuxa-8j56.googlevideo.com
203.113.189.173	A	r2.sn-8pxuuxa-8j56.googlevideo.com
203.113.189.173	A	r2.sn-8pxuuxa-8j56.gvt1.com
203.113.189.174	A	r3.sn-8pxuuxa-8j56.googlevideo.com
203.113.189.176	A	r5.sn-8pxuuxa-8j56.googlevideo.com
203.113.189.177	A	r6.sn-8pxuuxa-8j56.gvt1.com
203.113.189.177	A	r6.sn-8pxuuxa-8j56.googlevideo.com
203.113.189.178	A	r7.sn-8pxuuxa-8j56.googlevideo.com
203.113.189.204	A	r1.sn-8pxuuxa-nboss.googlevideo.com
203.113.189.204	A	r1.sn-8pxuuxa-nboss.gvt1.com
203.113.189.205	A	r2.sn-8pxuuxa-nboss.googlevideo.com
203.113.189.205	A	r2.sn-8pxuuxa-nboss.gvt1.com
203.113.189.208	A	r5.sn-8pxuuxa-nboss.googlevideo.com
203.113.189.208	A	r5.sn-8pxuuxa-nboss.gvt1.com
203.113.189.209	A	r6.sn-8pxuuxa-nboss.googlevideo.com
203.113.189.209	A	r6.sn-8pxuuxa-nboss.gvt1.com
203.113.189.236	A	r1.sn-8pxuuxa-nbosz.googlevideo.com
203.113.189.237	A	r2.sn-8pxuuxa-nbosz.gvt1.com
203.113.189.237	A	r2.sn-8pxuuxa-nbosz.googlevideo.com
203.113.189.238	A	r3.sn-8pxuuxa-nbosz.gvt1.com
203.113.189.240	A	r5.sn-8pxuuxa-nbosz.googlevideo.com
203.113.189.240	A	r5.sn-8pxuuxa-nbosz.gvt1.com
203.113.189.241	A	r6.sn-8pxuuxa-nbosz.gvt1.com
203.113.189.241	A	r6.sn-8pxuuxa-nbosz.googlevideo.com