Robtex

Up: 64.9.242.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 64.9.242.0/25
Down right: 64.9.242.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
64.9.242.99	A	na.b.g-tun.com
64.9.242.108	A	gm-voice.l.google.com
64.9.242.108	A	fiber.telephony.goog
64.9.242.111	A	us.verizon.rcs.telephony.goog
64.9.242.111	A	us.uscc.rcs.telephony.goog
64.9.242.111	A	ca.rogers.rcs.telephony.goog
64.9.242.163	A	na.b.g-tun.com
64.9.242.172	A	gm-voice.l.google.com
64.9.242.172	A	fiber.telephony.goog
64.9.242.172	A	obihai.telephony.goog
64.9.242.175	A	us.verizon.rcs.telephony.goog
64.9.242.175	A	us.uscc.rcs.telephony.goog
64.9.242.175	A	ca.rogers.rcs.telephony.goog