Robtex

Up: 103.7.176.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 103.7.177.0/25
Down right: 103.7.177.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
103.7.177.0	PTR	static.duytan.edu.vn
103.7.177.1	A+PTR	ns1.duytan.edu.vn
103.7.177.2	A	ns2.duytan.edu.vn
103.7.177.3	A	dsns.dtu.edu.vn
103.7.177.4	A	dsns.dtu.edu.vn
103.7.177.4	A	dsns.duytan.edu.vn
103.7.177.5	A	elearning.dtu.edu.vn
103.7.177.6	A	studyresource.duytan.edu.vn
103.7.177.9	A	www.duytan.edu.vn
103.7.177.9	A	acca.duytan.edu.vn
103.7.177.9	A	tuyensinh.dtu.edu.vn
103.7.177.10	A	dtu-hti.edu.vn
103.7.177.10	A	elib.dtu.edu.vn
103.7.177.12	A	acca.duytan.edu.vn
103.7.177.12	A	careers.duytan.edu.vn
103.7.177.12	A	gameshow.duytan.edu.vn
103.7.177.13	A	forum.duytan.edu.vn
103.7.177.13	A	www.forum.duytan.edu.vn
103.7.177.15	PTR	elearning.dtu.edu.vn
103.7.177.15	A	courses.duytan.edu.vn
103.7.177.15	A	elearning.duytan.edu.vn
103.7.177.16	A	niit.dtu.edu.vn
103.7.177.17	A	mydtu.duytan.edu.vn
103.7.177.20	A	khaosatvieclam.duytan.edu.vn
103.7.177.20	A	www.e-uni.vn
103.7.177.20	A	e-university.edu.vn
103.7.177.22	PTR	static.duytan.edu.vn
103.7.177.22	A	nganhtaichinh.edu.vn
103.7.177.22	A	nganhvanhoc.edu.vn
103.7.177.24	A	home.duytan.edu.vn
103.7.177.24	A	bemeo.net
103.7.177.24	A	hvkshop.net
103.7.177.25	A	mail.dtu.vn
103.7.177.25	A	zimbra.dtu.vn
103.7.177.25	A	mail.dtu.edu.vn
103.7.177.26	A	nhathuocdaihoc.com
103.7.177.26	A	duytantravel.com
103.7.177.30	PTR	static.duytan.edu.vn
103.7.177.32	PTR	static.duytan.edu.vn
103.7.177.34	PTR	static.duytan.edu.vn
103.7.177.35	PTR	static.duytan.edu.vn
103.7.177.40	A	studyresource40.duytan.edu.vn
103.7.177.41	A	studyresource41.duytan.edu.vn
103.7.177.42	PTR	static.duytan.edu.vn
103.7.177.42	A	studyresource42.duytan.edu.vn
103.7.177.43	PTR	static.duytan.edu.vn
103.7.177.43	A	studyresource43.duytan.edu.vn
103.7.177.44	PTR	static.duytan.edu.vn
103.7.177.44	A	studyresource44.duytan.edu.vn
103.7.177.45	PTR	static.duytan.edu.vn
103.7.177.45	A	studyresource45.duytan.edu.vn
103.7.177.46	A	studyresource46.duytan.edu.vn
103.7.177.47	PTR	static.duytan.edu.vn
103.7.177.47	A	studyresource47.duytan.edu.vn
103.7.177.49	PTR	static.duytan.edu.vn
103.7.177.55	PTR	static.duytan.edu.vn
103.7.177.56	PTR	static.duytan.edu.vn
103.7.177.58	PTR	static.duytan.edu.vn
103.7.177.59	PTR	static.duytan.edu.vn
103.7.177.61	PTR	static.duytan.edu.vn
103.7.177.62	PTR	static.duytan.edu.vn
103.7.177.65	PTR	static.duytan.edu.vn
103.7.177.68	PTR	static.duytan.edu.vn
103.7.177.69	PTR	static.duytan.edu.vn
103.7.177.70	PTR	static.duytan.edu.vn
103.7.177.70	A	studyresource70.duytan.edu.vn
103.7.177.71	PTR	static.duytan.edu.vn
103.7.177.71	A	studyresource71.duytan.edu.vn
103.7.177.72	A	studyresource72.duytan.edu.vn
103.7.177.73	A	studyresource73.duytan.edu.vn
103.7.177.76	A	studyresource76.duytan.edu.vn
103.7.177.77	A	studyresource77.duytan.edu.vn
103.7.177.78	PTR	static.duytan.edu.vn
103.7.177.78	A	studyresource78.duytan.edu.vn
103.7.177.79	A	studyresource79.duytan.edu.vn
103.7.177.80	PTR	static.duytan.edu.vn
103.7.177.80	A	studyresource80.duytan.edu.vn
103.7.177.81	A	studyresource81.duytan.edu.vn
103.7.177.82	PTR	static.duytan.edu.vn
103.7.177.82	A	studyresource82.duytan.edu.vn
103.7.177.83	PTR	static.duytan.edu.vn
103.7.177.84	PTR	static.duytan.edu.vn
103.7.177.84	A	studyresource84.duytan.edu.vn
103.7.177.88	PTR	static.duytan.edu.vn
103.7.177.91	PTR	static.duytan.edu.vn
103.7.177.93	PTR	static.duytan.edu.vn
103.7.177.96	PTR	static.duytan.edu.vn
103.7.177.97	PTR	static.duytan.edu.vn
103.7.177.98	PTR	static.duytan.edu.vn
103.7.177.99	PTR	static.duytan.edu.vn
103.7.177.100	PTR	static.duytan.edu.vn
103.7.177.102	PTR	static.duytan.edu.vn
103.7.177.104	PTR	static.duytan.edu.vn
103.7.177.105	PTR	static.duytan.edu.vn
103.7.177.107	PTR	static.duytan.edu.vn
103.7.177.108	PTR	static.duytan.edu.vn
103.7.177.109	PTR	static.duytan.edu.vn
103.7.177.110	PTR	static.duytan.edu.vn
103.7.177.111	PTR	static.duytan.edu.vn
103.7.177.112	PTR	static.duytan.edu.vn
103.7.177.113	PTR	static.duytan.edu.vn
103.7.177.118	PTR	static.duytan.edu.vn
103.7.177.119	PTR	static.duytan.edu.vn
103.7.177.121	PTR	static.duytan.edu.vn
103.7.177.122	PTR	static.duytan.edu.vn
103.7.177.124	PTR	static.duytan.edu.vn
103.7.177.125	PTR	static.duytan.edu.vn
103.7.177.126	PTR	static.duytan.edu.vn
103.7.177.129	PTR	static.duytan.edu.vn
103.7.177.131	PTR	static.duytan.edu.vn
103.7.177.132	PTR	static.duytan.edu.vn
103.7.177.133	PTR	static.duytan.edu.vn
103.7.177.135	PTR	static.duytan.edu.vn
103.7.177.136	PTR	static.duytan.edu.vn
103.7.177.138	PTR	static.duytan.edu.vn
103.7.177.140	PTR	static.duytan.edu.vn
103.7.177.141	PTR	static.duytan.edu.vn
103.7.177.142	PTR	static.duytan.edu.vn
103.7.177.145	PTR	static.duytan.edu.vn
103.7.177.146	PTR	static.duytan.edu.vn
103.7.177.152	PTR	static.duytan.edu.vn
103.7.177.154	PTR	static.duytan.edu.vn
103.7.177.155	PTR	static.duytan.edu.vn
103.7.177.157	PTR	static.duytan.edu.vn
103.7.177.158	PTR	static.duytan.edu.vn
103.7.177.160	PTR	static.duytan.edu.vn
103.7.177.161	PTR	static.duytan.edu.vn
103.7.177.163	PTR	static.duytan.edu.vn
103.7.177.165	PTR	static.duytan.edu.vn
103.7.177.167	PTR	static.duytan.edu.vn
103.7.177.172	PTR	static.duytan.edu.vn
103.7.177.174	PTR	static.duytan.edu.vn
103.7.177.175	PTR	static.duytan.edu.vn
103.7.177.177	PTR	static.duytan.edu.vn
103.7.177.179	PTR	static.duytan.edu.vn
103.7.177.181	PTR	static.duytan.edu.vn
103.7.177.184	PTR	static.duytan.edu.vn
103.7.177.192	PTR	static.duytan.edu.vn
103.7.177.193	PTR	static.duytan.edu.vn
103.7.177.196	PTR	static.duytan.edu.vn
103.7.177.199	PTR	static.duytan.edu.vn
103.7.177.200	PTR	static.duytan.edu.vn
103.7.177.201	PTR	static.duytan.edu.vn
103.7.177.205	PTR	static.duytan.edu.vn
103.7.177.207	PTR	static.duytan.edu.vn
103.7.177.209	PTR	static.duytan.edu.vn
103.7.177.210	PTR	static.duytan.edu.vn
103.7.177.213	PTR	static.duytan.edu.vn
103.7.177.214	PTR	static.duytan.edu.vn
103.7.177.216	PTR	static.duytan.edu.vn
103.7.177.218	PTR	static.duytan.edu.vn
103.7.177.219	PTR	static.duytan.edu.vn
103.7.177.220	PTR	static.duytan.edu.vn
103.7.177.221	PTR	static.duytan.edu.vn
103.7.177.222	PTR	static.duytan.edu.vn
103.7.177.223	PTR	static.duytan.edu.vn
103.7.177.224	PTR	static.duytan.edu.vn
103.7.177.224	A	admin.duytan.edu.vn
103.7.177.225	PTR	static.duytan.edu.vn
103.7.177.228	PTR	static.duytan.edu.vn
103.7.177.228	A	admin.duytan.edu.vn
103.7.177.228	A	skype.duytan.edu.vn
103.7.177.229	PTR	static.duytan.edu.vn
103.7.177.232	PTR	static.duytan.edu.vn
103.7.177.237	PTR	static.duytan.edu.vn
103.7.177.239	PTR	static.duytan.edu.vn
103.7.177.240	PTR	static.duytan.edu.vn
103.7.177.243	PTR	static.duytan.edu.vn
103.7.177.244	PTR	static.duytan.edu.vn
103.7.177.246	PTR	static.duytan.edu.vn
103.7.177.247	PTR	static.duytan.edu.vn
103.7.177.248	PTR	static.duytan.edu.vn
103.7.177.250	PTR	static.duytan.edu.vn
103.7.177.254	PTR	static.duytan.edu.vn
103.7.177.255	PTR	static.duytan.edu.vn