Checking ns server

When I tried to add a subdomain to Cloudflare, it turns out “ Failed to lookup registrar and hosting information of at this time. Please contact Cloudflare Support or try again later. ”The original domain is hosted by I wonder that if it’s not able to add * domain.Dose anyone have met this problem? is not a public SLD and currently not supported by Cloudflare.

Thanks for your answer! My problem is solved! Some subdomain is available for Cloudflare like * or * though they are not a public SLD so in fact they are supported.



The mentioned SLDs are not supported, so you won’t be able to add them.

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