xn--ols953a1q2ahkk.xn--j6w193g

Can xn--ols953a1q2ahkk.xn--j6w193g receive emails?

No, xn--ols953a1q2ahkk.xn--j6w193g cannot receive emails because it has neither an A record nor MX records.

Should you allow users to sign up to your website using the domain xn--ols953a1q2ahkk.xn--j6w193g?

No, xn--ols953a1q2ahkk.xn--j6w193g is a throwaway domain and should be blocked.

How to block the temporary domain xn--ols953a1q2ahkk.xn--j6w193g?

You can use MailCheck's free API to automatically block throwaway emails. Read our documentation to get started. No registration required.

DNS Records

Source