IPs(subnets) used by Google Home
I wrote down all the addresses from which Google Home submitted requests. Then I checked through WHOIS the service to whom the IP belongs and the subnet.
66.102.0.0/20
66.249.64.0/19
108.177.0.0/17
Yandex Home(Alice) addresses: https://github.com/allmazz/yandex_smart_home_ip