Robtex

Up: 193.107.104.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 193.107.104.0/23
Down right: 193.107.106.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
193.107.104.120	A+PTR	193-107-104-120.client.vinfast.net
193.107.105.22	PTR	193-107-105-22.client.vinfast.net
193.107.105.93	PTR	193-107-105-93.client.vinfast.net
193.107.105.134	A	193-107-105-134.client.vinfast.net
193.107.105.175	A+PTR	193-107-105-175.client.vinfast.net
193.107.105.189	A+PTR	193-107-105-189.client.vinfast.net
193.107.106.7	A+PTR	mail1.ic-misto.com.ua
193.107.106.45	PTR	193-107-106-45.client.vinfast.net
193.107.106.45	A	www.post-ad-here.com
193.107.106.45	A	f1-ua.com
193.107.106.82	A	mail.agroproff.com
193.107.106.88	PTR	193-107-106-88.client.vinfast.net
193.107.106.95	PTR	193-107-106-95.client.vinfast.net
193.107.106.95	A	ourtrap.yourtrap.com
193.107.106.181	PTR	193-107-106-181.client.vinfast.net
193.107.106.228	A+PTR	193-107-106-228.client.vinfast.net
193.107.107.2	PTR	cooker.vinfast.net
193.107.107.2	A	relay1.vinfast.net
193.107.107.2	A	ns1.vinfast.net
193.107.107.3	A+PTR	tazik.vinfast.net
193.107.107.3	A	ns2.vinfast.net
193.107.107.52	A+PTR	193-107-107-52.client.vinfast.net
193.107.107.117	A+PTR	193-107-107-117.client.vinfast.net
193.107.107.139	A+PTR	193-107-107-139.client.vinfast.net
193.107.107.140	A+PTR	193-107-107-140.client.vinfast.net
193.107.107.148	PTR	193-107-107-148.client.vinfast.net
193.107.107.159	A+PTR	193-107-107-159.client.vinfast.net
193.107.107.167	PTR	193-107-107-167.client.vinfast.net
193.107.107.213	PTR	193-107-107-213.client.vinfast.net
193.107.107.214	A+PTR	193-107-107-214.client.vinfast.net