Robtex

Up: 14.177.48.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 14.177.56.0/22
Down right: 14.177.60.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
14.177.56.68	PTR	static.vnpt.vn
14.177.56.199	PTR	static.vnpt.vn
14.177.57.9	PTR	static.vnpt.vn
14.177.57.41	PTR	static.vnpt.vn
14.177.58.156	PTR	static.vnpt.vn
14.177.58.156	A	taxihanoi.net
14.177.58.156	A	ns2.taxihanoi.net
14.177.59.123	PTR	static.vnpt.vn
14.177.59.123	A	hotrodayhoc.com
14.177.59.130	PTR	static.vnpt.vn
14.177.60.72	PTR	static.vnpt.vn
14.177.60.200	PTR	static.vnpt.vn
14.177.62.77	PTR	static.vnpt.vn
14.177.62.93	PTR	static.vnpt.vn
14.177.62.182	PTR	static.vnpt.vn
14.177.63.22	PTR	static.vnpt.vn
14.177.63.134	PTR	static.vnpt.vn
14.177.63.249	PTR	static.vnpt.vn