Wi-Fi connected but can’t connect to anything

My Kindle is connected to my Wi-fi but can’t connect to any servers or anything. When I restart it, it will connect for about a minute, but then say network unreachable. It does not have the ! Mark in the Wi-Fi icon, but I am stuck.

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crwdns2934109:0crwdne2934109:0

crwdns2889612:0crwdne2889612:0 0
crwdns2934285:0crwdne2934285:0