Main causes

The resource has been deliberately removed, and the removal is intended to be permanent.
The URL of the resource has been changed without implementing a redirect to the new location.
The resource is no longer available at the server and there's no forwarding address.
The server owner has permanently deleted the resource and does not intend to make it available again.

# Request example 
curl -X POST https://sandbox.oxylabs.io/ -H 'Accept: */*;q=0.8' -H 'Accept-Encoding: br' -H 'User-Agent: Mozilla/5.0'

Try Scraper API with 5K results

Common fixes

Verify your proxy server settings to ensure they are correct and active.
Check the credentials used for authentication with the proxy server, update them if they are incorrect or expired.
Ensure your network configuration allows for proxy authentication, adjusting settings if necessary.
Contact your network administrator to confirm if there are any specific requirements or configurations needed for proxy access.

# Response example HTTP/1.1 410 Gone Content-Type: text/html 410 Gone

The requested resource is no longer available at this server and no forwarding address is known.

Web scraper API

Self-Service

Public data delivery from a majority of websites

From

401 Unauthorized	403 Forbidden	404 Not found	405 Method not allowed	406 Not acceptable
407 Proxy authentication required	408 Request timeout	409 Conflict	410 Gone	411 Length required
412 Precondition failed	413 Payload too large	414 Uri too long	415 Unsupported media type	416 Range not satisfiable
417 Expectation failed	421 Misdirected request	422 Unprocessable entity	423 Locked	424 Failed dependency
426 Upgrade required	428 Precondition required	429 Too many requests	431 Request header fields too large	444 Connection: close
451 Unavailable for legal reasons	499 Client closed request	501 Not implemented	503 Service unavailable	505 Http version not supported
506 Variant also negotiates	507 Insufficient storage	508 Loop detected	510 Not extended	511 Network authentication required