- kubeadm: JoinConfiguration now houses the discovery options in a nested Discovery structure, which in turn has a couple of other nested structures to house more specific options (BootstrapTokenDiscovery and FileDiscovery) ([#67763](https://github.com/kubernetes/kubernetes/pull/67763), [@rosti](https://github.com/rosti))

// https://www.iana.org/domains/root/db/hotels.html
hotels

// hotmail : Microsoft Corporation
// https://www.iana.org/domains/root/db/hotmail.html
hotmail

// house : Binky Moon, LLC
// https://www.iana.org/domains/root/db/house.html
house

// how : Charleston Road Registry Inc.
// https://www.iana.org/domains/root/db/how.html
how

// hsbc : HSBC Global Services (UK) Limited