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Domain Control Validation methods

Question:

What methods are possible to prove my domain ownership?

Answer:

Domain ownership confirmation methods are Email, DNS, File validation.

Domain validation is required for all SSL certificates: OV, EV, and DV.

The most popular method is email validation, but with the help of our API you can change this to one of the other validation methods. Please refer to examples applicable to DV Products validation.

Table of contents
1. Email validation
2. DNS validation
3. File validation

Click "Follow the instructions" in the "Certificate history" block to retrieve value for exact orders.
mceclip2.pngIf you integrated with Openprovider via API please use method of "Retrieving SSL Orders".

Email validation

Outgoing email to an address that is linked to the domain name that the SSL certificate(s) will secure.
It contains a link that the recipient should click to validate the certificate. The following so-called "approver email addresses" are containing pre-approved values:

    • admin@..., followed by the (sub) domain of the certificate ;
    • administrator@..., followed by the (sub) domain of the certificate ;
    • postmaster@..., followed by the (sub) domain of the certificate ;
    • hostmaster@..., followed by the (sub) domain of the certificate ;
    • webmaster@..., followed by the (sub) domain of the certificate ;
    • any WHOIS-visible email addresses e.g. JohnDoe@ ... , followed by the (sub) domain of the certificate ;

Please note that select one of an approval email during order creation is required for Comodo products. 
Use API response: Retrieving a list of approval emails.

DNS validation

Use hash values as a DNS record for a domain according to the format, where example.com is the FQDN (Fully Qualified Domain Name) contained in your certificate:

CA Comodo
Record type CNAME
Example Host/Sub: _f2d9aaf097514fedd1ebf2a5a5cab60a.example.com
Value:82f1573e3e5b66bc36ce98801c58117d.
039a61f2736f87253a0390bf2bceafe2.
2E2ER0IKH9RJYYj7F0IV.
comodoca.com.
 


File validation

Hash values are provided to you to create a simple plain-text file and place this in a specific host directory. 

CA Comodo
File http(s)://example.com/.well-known/pki-validation/295E6AFEF9A0E204E1B5A690CE87E6B5.txt
Content 604e2bad6c9a0dd4d26a0cc3743d19b0ae277
f8ec02f07b59e6ae6cc441e57f2
comodoca.com
hNfjaGeyUukXOrWNe2A6 

 

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