<p>I am looking for a way in Kubectl that shows the history of a node ready/notready status and the timestamp for the transition time.</p>

mohab
<p>History of node status (ready or not) and last transition time can be seen in the output of <code>kubectl describe nodes</code> under the <code>Conditions:</code> section:</p>

<pre><code>Name:          master-node-cf430c398
...
Conditions:
...
  Type   Status  LastHeartbeatTime                 LastTransitionTime                Reason         Message
  ----   ------  -----------------                 ------------------                ------         -------
  Ready  True    Wed, 24 Jul 2019 16:14:06 +0000   Mon, 22 Jul 2019 20:17:19 +0000   KubeletReady   kubelet is posting ready status. AppArmor enabled
...


Name:          worker-node-b587b0f0d3
...
Conditions:
...
  Type   Status  LastHeartbeatTime                 LastTransitionTime                Reason         Message       
  ----   ------  -----------------                 ------------------                ------         -------       
  Ready  True    Wed, 24 Jul 2019 16:14:07 +0000   Mon, 22 Jul 2019 20:17:22 +0000   KubeletReady   kubelet is posting ready status. AppArmor enabled
...
</code></pre>
