100 Level
100
What is Continue?
200
What is OK?
300
What is Multiple Choices?
400
What is Bad Request?
500
What is Internal Server Error?
101
What is Switching Protocols?
201
What is Created?
301
What is Moved Permanently?
401
What is Unauthorized?
502
What is Bad Gateway?
102
What is Processing?
202
What is Accepted?
304
What is Not Modified?
403
What is Forbidden?
503
What is Service Unavailable?
103
What is Early Hints?
204
What is No Content?
307
What is Temporary Redirect?
404
What is Not Found?
504
What is Gateway Timeout?
205
What is Reset Content?
308
What is Permanent Redirect?
408
What is Request Timeout?
511
What is Network Authentication Required?