Host does not exist when calling it using php

[BlackDev]

Connection failed: SQLSTATE[HY000] [2002] php_network_getaddresses: getaddrinfo for sql309.infinityfree.com failed: No such host is known.

[Greenreader9]

Common MySQL Connection Errors

Many websites use MySQL databases to store information and settings. However, there are some reasons why the connection to the database may fail. This article describes some commonly seen error messages when connecting to a database, as well as some general tips to keep in mind when setting up a database connection. Common Error Messages Using MySQL is great, but the error message returned if there is an issue logging in to your database can be quite confusing. Here are some commonly seen error…

[BlackDev]

The problem is the mysql hostname i tried pinging it but it is not live . So im not sure if the problem is related to DNS or not

[Frank419]

@BlackDev

The problem is the mysql hostname i tried pinging it but it is not live

Great, this means that our MySQL servers are working as expected, as they’re never reachable on the Internet.

[KangJL]

Take note

Connecting to MySQL from an external application

Sometimes, you may want to connect to your MySQL database on your free hosting account using external software, like a desktop database manager (like MySQL Workbench) or an external program you wrote yourself (like an Android or iOS app). You cannot connect to a free hosting MySQL database from outside your hosting account. You can only interact with your free hosting database through PHP scripts uploaded to your free hosting account, or through our phpMyAdmin installation. The ability to con…

[Admin]

Where are you trying to run the code that generates this message? If you try to do it from your own computer, that will not work, because the database servers are only accessible from within our network.

If you run this code on our hosting and still get this error, then please make sure that there are no additional whitespace characters (spaces, tabs, newlines) in the database hostname, because those will actually make it a different value that doesn’t work.

If you already checked both of these things, can you please share exactly where and how you’re setting up this database connection? An account username, URL to reproduce the issue, and location of the code from where you create the connection would help a lot.