How Can i fix this error?

I got an error when visiting animesonline.cc/.

Error code: 1020
Ray ID: 783a906b9cac3342
Country: US
Data center: ewr07
IP: 199.195.251.63
Timestamp: 2023-01-03 09:03:56 UTC

While visiting a site protected by Cloudflare, error 1020 indicates you’ve violated a Firewall Rule. If you’re the site owner, you can find the requests that was blocked by the Firewall on the Firewall page under the Events menu.