Retrieved the wrong certificate?


I’m making some test for an unused domain, and I think i’m retrieving a certificate for another domain (that I don’t own).

First of all i’ve install letsencrypt script on my mac, tried to issue a certificate for my domain (not verified at that time), and for a subdomain ( and, it returned an error about a domain verification failed BUT talked about my 2 domains and another domain that i don’t own (, really weird…

First command : ./letsencrypt-auto --agree-dev-preview --server certonly
Return : Failed authorization procedure. (tls-sni-01): urn:acme:error:unauthorized :: The client lacks sufficient authorization :: Correct zName not found for TLS SNI challenge. Found,

After that i’ve tried to verify my domain throught that command :
./letsencrypt-auto certonly -a manual -d --server --agree-dev-preview

Successfully verified my domain, and retrieved certificate and pkey.

Tried to install on my webserver, it says that my certificate is associated with (you can try by visiting

Am I wrong or did i’ve retrieved a wrong certificate ?

Thanks for your help,


ssl on

Common Name (CN) StartCom Class 1 Primary Intermediate Server CA
Organization (O) StartCom Ltd.
Organizational Unit (OU) Secure Digital Certificate Signing
Validity Period

that not from LE, you on shared hosting?

yeah, you’re right, i’ll check with my provider, my bad :confused: