Which Time Zone Does The Timestamps Are Written On Retweets

I am trying to understand when a tweet is retweeted. To do that I learnt how to use twitter API and tweetpy. This is the first time I use both of them. I got the retweet I am inter

Solution 1:

According to https://developer.twitter.com/en/docs/tweets/data-dictionary/overview/tweet-object created_at is a string attribute with the value of "UTC time when this Tweet was created."