HTTP topic

HTTP messages

HTTP communication is expressed as requests and responses with method, status, field, and content semantics. This cluster connects the message model to exact references, controlled observations, and the history of how HTTP carries exchanges.

Recommended foundation

Start here

This entry establishes the shared model used by the references, diagnostics, and experiments below.

Learn

Read HTTP messages without guessing

Read the parts of an HTTP message and know which details are shared across HTTP versions.

HTTP messages

Learn

1 reviewed entry

beginner
Understand the HTTP request-response cycle
Learn the roles, direction, and observable boundaries of one request and its associated responses.

HTTP messages

Lab

2 reviewed entries

HTTP messages

Glossary

2 reviewed entries

HTTP messages

HTTP History

1 reviewed entry

intermediate
HTTP/1.0: when the growing Web needed real messages
HTTP/1.0 documented the message features implementations had added as the Web expanded beyond retrieving HTML documents.