How to verify the domain name after applying for SSL digital certificate?

In order to prevent the domain name from being falsely applied SSL Domain name of certificate , It is required to verify the ownership of this domain name first , Although the system automatically approves , But it still needs the cooperation of the applicant . Configure the domain name verification information correctly as required , wait for CA After the system center passes the review , Certificate will be issued . Currently available domain name verification SSL There are three ways of certificate ： Domain name resolution verification （DNS verification ）, Website control verification （ Document validation ）, Mailbox validation . You only need to meet the verification of one of them to pass the verification .

Email verification means that the domain name verification email will be sent to the application “ Administrator mailbox ”, Alternative “ Administrator mailbox ” Options include ：

1. Mailbox validation

Only the following mailboxes can be verified , If not , You need to create this enterprise mailbox in the mailbox system , It is not supported to specify a specific mailbox for verification （ With ssldun.com For example ）

• [email protected]

• [email protected]

• [email protected]

• [email protected]

• [email protected]

The certificate will send an email with a verification link or a verification button to the verification mailbox selected by the user , Users only need to click to complete the domain name verification SSL certificate .

2. Domain name resolution verification

Set specific txt or cname Record the value to verify the validity of the domain name .

SSL The certificate will give the type of resolution and record value （ In the mailbox TXT value ）, Users need to add a record that meets the certification requirements in the domain name control panel . Different certificates will give different analysis records ,RapidSSL The certificate of will need to be added by the user TXT analysis , and Sectigo Users are required to cname analysis , When you add parsing , The system will automatically verify , This process usually occurs in 2 Hour or so , Please be patient .Text Value of and set TXT Value consistent . Finally, click the verification link in the email , Click on verify, The following illustration appears , Indicates that the verification passed , otherwise , Please contact your exclusive customer service .

3. Website control verification

The user will verify the document provided by the certificate provider , Upload it to the root directory of the website applying for the domain name to complete the verification of domain name ownership . If you choose Website control verification , Verify the email received , Put it in the root directory of the website .well-known\pki-validation\ Under the table of contents , Access path ：http:// domain name /.well-known/pki-validation/fileauth.txt or ：http:// domain name /.well-known/pki-validation/ Random name .txt