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Does the IP address for that subdomain have a DNS PTR record set? If it does, someone can discover the subdomain by querying the PTR record for the IP.
by spl757 2y ago
Does the IP address for that subdomain have a DNS PTR record set? If it does, someone can discover the subdomain by querying the PTR record for the IP.
- govideo 2y agoIf it does, I did not set it up; it would have been automatically done by CloudFlare when I told it to use my custom subdomain for the upload urls.