Regex remove aspects of a URL side from specific location : **I want to get the username of a URL from twitter:**

     https://twitter.com/TwitterDev/status/850006245121695744 

**and then receive only:**

    TwitterDev

**But there may be variables, such as the following URL possibilities:**

     -https://twitter.com/TwitterDev/status/850006245121695744 
    
     -http://twitter.com/TwitterDev/status/850006245121695744 
    
     -twitter.com/TwitterDev/status/850006245121695744 
    
     -https://www.twitter.com/TwitterDev/status/850006245121695744 
    
     -http://www.twitter.com/TwitterDev/status/850006245121695744 
    
     -www.twitter.com/TwitterDev/status/850006245121695744 
    
     -m.twitter.com/TwitterDev/status/850006245121695744 



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**Question:**
How can I get the words/numbers/charectors after ".com/" up until the next "/" ?

     https://twitter.com/{get_this_1}/status/850006245121695744 ?