Creating an address
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Updated at September 29, 2025
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Generate a key to create a DKIM signature:
openssl genrsa -out privatekey.pem 2048 -
Create an address:
Management console- In the management console
, select the folder you want to create an address in. - Select Cloud Postbox.
- Click Create address.
- In the Domain field, specify the domain you will use to send emails. You can use a domain of any level.
- In the Selector field, choose a selector, e.g.,
postbox. Make sure to only use this selector in that single resource record you create at domain ownership verification. - Optionally, link the configuration to an address.
- In the Private key field, copy the contents of the
privatekey.pemfile. - Optionally, configure logging.
- Optionally, under Restrictions, enable Restrict sender list and specify the addresses allowed to send emails.
- Click Create address.
To send emails, pass domain ownership verification.
- In the management console