Tutorial: How to self-block a blocked Serv00 IP

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It is not uncommon for IPs to be blocked when using servers or network services on a daily basis. users of Serv00 servers may also encounter this situation. This article will introduce you how to efficiently perform IP self-blocking. Of course, what we are going to talk about here is not the serv00 IP address itself is blocked ping differently, it provides three IP in the establishment of the server when it encounters the blocking of the situation can not be used to use, you can also see myyoutube this video It can be used normally even after preferred IP blocking.

It is the problem of multiple login failures in use: frequently entering wrong passwords triggers the anti-burst mechanism (e.g. Fail2Ban) resulting in SSH login limitation issues.

Video detailed tutorials, such as playing the video please click the linkThe Old King of YouTube Tech

How to solve SSH login blocking problem?

SSH is an important tool for managing servers, but misconfiguration or abnormal use can result in an IP being blocked by the firewall, preventing subsequent access. This article will provide you with detailed information on how to resolve SSH login blocking issues and provide prevention suggestions.

Why are SSH logins blocked?

Common reasons why SSH logins are blocked include:

1. Multiple login failures: Frequent entry of incorrect passwords triggers an anti-burst mechanism (e.g. Fail2Ban).
2. abnormal flow: A large number of invalid connection requests is considered an attack.
3. Using the default port: Port 22 is an easy target for malicious scanning and attacks.
4. Insecure authentication: If the key is not used to log in or the password strength is too low.

Answers from the Officials

The official self-service unblocking address:https://www.serv00.com/ip_unban/

s*.serv00.com is the main IP, the IP of the VPS for ssh login

IP of cache*.serv00.com web backend

web*.serv00.com is the address of the website on the server

But after one of them is banned, we can also change and replace one of them to log in.

For a more detailed explanation, please watchyoutube video video tutorial

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