Definitely unsubstantiated: If this is just at an AirBnB, it's probably not going to be a commercial wifi system. On your topic, though, Princeton noticed some

Definitely unsubstantiated: If this is just at an AirBnB, it's probably not going to be a commercial wifi system. On your topic, though, Princeton noticed something similar with regards to iOS and DHCP, although it is several years old now: https://www.net.princeton.edu/apple-ios/ios41-allows-lease-to-expire-keeps-using-IP-address.html https://www.net.princeton.edu/apple-ios/ios41-allows-lease-t... (last tested version was iOS 6.1)