- Plesk for Linux
Opening websites hosted on a Plesk for Linux server from specific IP address (for example, 203.0.113.2) fails:
From other IP addresses, websites are accessed successfully.
Fail2Ban is installed and enabled.
IP address 203.0.113.2 is present in Plesk in Tools & Settings > IP Address Banning (Fail2Ban) > Banned IP Addresses.
IP address 203.0.113.2 is banned by Fail2Ban.
Go to Tools & Settings > IP Address Banning (Fail2Ban) > Banned IP Addresses.
Select the IP address 203.0.113.2 and click Move to Trusted IPs.