A 301 redirect is an HTTP status code that signals a permanent redirection from one URL to another...
The 400 Bad Request is an HTTP status code indicating that the server cannot process the request sent by the client due to a client-side error...
The 401 Unauthorized status code is an HTTP response indicating that the client must authenticate itself to gain access to the requested resource...
The 403 Forbidden error is an HTTP status code that signifies the server has received and understood the request made by the client, but it refuses to authorize access to the requested resource...
A 404 error, also known as "Not Found," is an HTTP status code returned when a server cannot locate the requested webpage...
The 500 Internal Server Error is an HTTP status code that serves as a generic response when the server encounters an unexpected condition preventing it from fulfilling the request...
The 502 Bad Gateway error is an HTTP status code that indicates a communication issue between servers on the internet...
The 503 Service Unavailable error is an HTTP status code indicating that a server is temporarily unable to process requests...
An A record, or Address Record, is a fundamental component of the Domain Name System (DNS) that associates a domain name with an IPv4 address...
The term above the fold originates from the newspaper industry, where it described the top half of a folded newspaper, which was visible to potential buyers...