Below is a summary of what the HTTP Response Codes
mean. For more in-depth information, see
section 10 of RFC 2616.
Pay special attention to 400s and 500s, since these
mean that the user did not successfully get to the page.
300s mean that the user was redirected, so the link
might be changing.
These response codes indicate a provisional
response that should be followed by another
These response codes indicate that the
client's request was successfully received,
understood, and accepted.
These response codes indicate that the client
was redirected to another URI, or that further
action needs to be taken by the user agent in
order to fulfill the request.
These response codes are intended for cases
in which the client seems to have erred.
These response codes indicate cases in which
the server is aware that it has erred or is
incapable of performing the request.
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