You can apply WHOIS contact changes to many of your domains at once. This is called a Mass Contact Update.
WARNING - Changes to domain registrant information WILL TRIGGER an ICANN Registrant Verification to the registrant email address, you must respond to authorize the changes. For more information please consult our knowledgebase article : ICANN registrant verification policy. To update an indvidual domain's WHOIS contacts please consult How Do I Update My Whois Contact information
Mass Update Whois Contacts :
First login to your Namesonic account and click your "My Domains" list. Your result list should include all domains requiring updating.
Now perform, , perform 2 steps:.
[1] Activate the checkbox ("selecting") beside each domain that is to be included in the mass update.
[2] At end of domain listing, there is a "With Selected" dropdown. Open it and select "Edit Contact Information".
You should now arrive at the Bulk update interface, and the "Edit Contact Information" is displayed , as shown below.
Your domain "selection" for Mass Update also displays. You are now ready to update your Whois contacts.
CAUTION
The contact info submitted IS APPLIED TO ALL SELECTED DOMAINS - ( includes : Registrant / Admin / Technical )
Be sure that you want each of targeted domain to contain the same contact records.