R2 custom domain error 1014 CNAME Cross-User Banned

I create a custom domain in r2 bucket, but the status is always unknown. dashboard /custom api show that “ownership” is unknown.

andrew_nyr•8/26/25, 7:10 AM

what do your r2 bucket domain settings look like?

Aandrew_nyr what do your r2 bucket domain settings look like?

lim333324OP•8/26/25, 2:06 PM

lim333324OP•8/26/25, 2:09 PM

I had clicked "Retry Connection" several times, but it didn't help

lim333324OP•8/26/25, 2:11 PM

and this is dns record created by system automatically

Llim333324 and this is dns record created by system automatically

Chaika•8/26/25, 6:55 PM

You have an account restriction, R2 just doesn't do a good job of highlighting these:
R2 Custom Domains are sort of considered as "Setting up a domain for the first time on CF" and thus run through account restriction checks and such

The hostname is part of a banned domain. This web property cannot be added to Cloudflare at this time. If you are an Enterprise customer, please contact your Customer Success Manager. Otherwise, please email abusereply@cloudflare.com with the name of the web property and a detailed explanation of your association with this web property.

Chaika•8/26/25, 6:55 PM

check your invoices to see if any are unpaid or partially paid, easy fix if so. Otherwise can email that

R2 custom domain error 1014 CNAME Cross-User Banned

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