Robtex

Up: 64.16.192.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 64.16.224.0/20
Down right: 64.16.240.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
64.16.224.54	A	msgtnyx.com
64.16.224.54	A	mms.ac
64.16.224.54	A	telnyxsms.com
64.16.234.7	A	alavena.com
64.16.242.150	A	ns1.nacm.org
64.16.250.10	A	sip-anycast2.telnyx.com
64.16.252.164	A	ns1.mail.ns1.6.ewsxz.com
64.16.255.2	A	www.telnyx.com
64.16.255.2	A	telnyx.com