Cited in: RFC 8516
7 RFCs mentioned in the text of RFC 8516 ("Too Many Requests" Response Code for the Constrained Application Protocol)
| RFC | Title | Status | Date |
|---|---|---|---|
| 2119 | Key words for use in RFCs to Indicate Requirement Levels | Best Current Practice | March 1997 |
| 6347 | Datagram Transport Layer Security Version 1.2 | Proposed Standard | January 2012 |
| 6585 | Additional HTTP Status Codes | Proposed Standard | April 2012 |
| 7230 | Hypertext Transfer Protocol (HTTP/1.1): Message Syntax and Routing | Proposed Standard | June 2014 |
| 7252 | The Constrained Application Protocol (CoAP) | Proposed Standard | June 2014 |
| 7841 | RFC Streams, Headers, and Boilerplates | Informational | May 2016 |
| 8174 | Ambiguity of Uppercase vs Lowercase in RFC 2119 Key Words | Best Current Practice | May 2017 |