List Of Internet Error Codes

1. Error 400 – Bad request.
2. Error 401 – unauthorized request.
3. Error 403 – forbidden.
4. Error 404 – Not found.
5. Error 500 -Internal error.
6. Error 501 – Not Implemented
7. Error 502 – Bad Gateway
8. Error 503 -Service unavailable.
9. Error 504 – Gateway Time-Out
10. Error 505 – HTTP Version not supported / DNS Lookup Fail/unknown host
11. Error 500-599 – Server Errors