Q: I get a 500 error code when using the proxies on instagram, what is that? A: Is an intermittent issue from instagram, not from the proxies, please see http://developers.instagram.com/post/82701625883/api-returning-500-errors-on-specific-ip Related posts: Instgram proxy tips I get the 406 Error Code 502 error on cloudflare I get the error 429 Too Many Requests