If you get the Down for Maintenance screen, you may need to add api2.splinterlands.com to the exceptions of your security software.
Add Exceptions to Security Software in Chrome
Step 1: Click the three vertical dots () in the top right corner of your screen to reveal the drop down menu.
Step 2: Click Settings.
Step 3: Click Privacy and Security.
Step 4: Click Cookies and other site data.
Step 6: Scroll down to the Customized behaviors section and click Add.
Step 7: Copy api2.splinterlands.com into the pop-up box and click Add.
That's it! Be sure to refresh your browser for the changes to take effect.