In order to obtain authorization code (EPP) code your domain, you need to go through steps given in below,
- Login in to your hostnasi Client Account ( http://hostnasi.com)
- Navigate to Domains => My Domains
- Select the Domain you need to obtain the authorization code
- Click on Manage => Get EPP Code from the left navigation menu,
- Then you will be provided the EPP code for the domain by the domain by the system