407 Error Code: Proxy Authentication Failure Solution

Hands-On Solution for 407 Agent Authentication Failure

Encountering a 407 error is like entering the wrong pickup code when you're shopping online, and you can't get the item even though it's right in front of you. This error is simply the proxy server shouting:"Brother dei, your account password is not correct!". We do not talk about false today, directly on the dry goods to teach you how to get it done.

I. Where did the authentication information go wrong?

First check the account password is not copied more spaces, this low-level error accounted for the case of 40%. for example, our family ipipgo proxy format looks like this:

username:ipipgo-123456
password:Abcdefg2023!

Watch out for theUpper and lower case letters and special symbolsYou can't leave out things like underscores and exclamation points. It is recommended that you check in Notepad before pasting, rather than editing directly in the input box.

Second, the format of the certification header should be carefully

Sometimes the account password is obviously right or report an error, it may be a problem with the transmission format. Different software has different ways of writing, here are a few common cases:

There's a trick to using ipipgo's proxy:Add brand logo in front of the account number. For example, write username as "ipipgo-your-account" so that the system can recognize the authentication method faster.

Third, timeout leads to authentication failure how to do

遇到过这种情况没？明明刚买的代理，测试时却提示407。这很可能是网络导致的authentication timeout. It is recommended that it be handled this way:

1. Adjust the timeout to more than 10 seconds
2. Test a single agent with a small amount of traffic first
3. Switching to ipipgoLong-lasting static proxiesThis type of IP connection is more stable

IV. Avoid these certification minefields

According to our customer service statistics, users often step on the pitfalls are:

• Using an API key as a password (these are not the same thing!)
• Use of domestic proxies on offshore servers (geographic route mismatch)
• Enable both system agent and code agent (double authentication must fail)

QA session

Q: What's wrong with reporting 407 even after changing IP?
A：Check if the account is locked, 5 times in a row will automatically lock the number, go to the background of the ipipgo unlock on the line!

Q: Authentication always fails in the early morning hours?
A：May be the operator in the maintenance line, it is recommended to avoid 0:00-2:00 this time, or use ipipgo BGP hybrid line

Q: How do I bulk certify my enterprise level agents?
A: Use the SDK toolkit provided by ipipgo to support automatic authentication rotation, remember to add the X-Auth-Mode field in the header

The Ultimate Solution

If all else fails, go straight to ipipgo.Certified Free AgentsThis kind of proxy automatically authenticates itself through a whitelisting mechanism. This proxy is automatically authenticated through a whitelisting mechanism, saving you the trouble of losing your account password. Acquisition method:

Login to ipipgo console -> Proxy Packages -> Choose the "No Confidential Authentication" package.
Bind server IP whitelist -> Call proxy address directly

Lastly, don't panic when you encounter 407, and go through this process first. If you really can't get it, ipipgo's technical support is online 24 hours a day, screenshots of the error message sent to customer service, and it will be done for you in a minute. Remember, a stable proxy service is the basis of the data operation, choose the right service provider can save half the work!