# 511 Network Authentication Required

> HTTP response status code

**Wikidata**: [Q97446094](https://www.wikidata.org/wiki/Q97446094)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/HTTP_511)  
**Source**: https://4ort.xyz/entity/511-network-authentication-required


## References

1. RFC 6585: Additional HTTP Status Codes