Cloudflare return 521 but website alive

[0usebmdn]

What is the name of the domain?

dexellence.top

What is the error number?

521

What is the error message?

Web server is down

What is the issue you’re encountering

my website still alive,but cannot access via cloudflare

What steps have you taken to resolve the issue?

i have try to access via source ip and it worked but when i create new A dns record it dont work. got 521 error
I have checked WAF and other config

[zakri]

Upon checking, it appears that the website dexellence.top is currently accessible, as indicated below:

The A record for domain is currently pointing to the origin IP address with proxied.