| DomainName | String | 70 | Yes | | The domain name to register |
RegistrantOrganizationName | String | 255 | No | | Organization of the Registrant user |
| RegistrantJobTitle | String | 255 | No | | Job title of the Registrant user |
| RegistrantFirstName | String | 255 | Yes | | First name of the Registrant user |
| RegistrantLastName | String | 255 | Yes | | Second name of the Registrant user |
| RegistrantAddress1 | String | 255 | Yes | | Address1 of the Registrant user |
RegistrantAddress2 | String | 255 | Yes | | Address2 of the Registrant user |
| RegistrantCity | String | 50 | Yes | | City of the Registrant user |
| RegistrantStateProvince | String | 50 | Yes | | State/Province of the Registrant user |
| RegistrantStateProvinceChoice | String | 50 | No | | StateProvinceChoice of the Registrant user |
| RegistrantPostalCode | String | 50 | Yes | | PostalCode of the Registrant user |
| RegistrantCountry | String | 50 | Yes | | Country of the Registrant user |
| RegistrantPhone | String | 50 | Yes | | Phone number in the format +NNN.NNNNNNNNNN |
| RegistrantPhoneExt | String | 50 | No | | PhoneExt of the Registrant user |
| RegistrantFax | String | 50 | No | | Fax number in the format +NNN.NNNNNNNNNN |
| RegistrantEmailAddress | String | 255 | Yes | | Email address of the Registrant user |
TechOrganizationName | String | 255 | No | | Organization of the Tech user |
| TechJobTitle | String | 255 | No | | Job title of the Tech user |
| TechFirstName | String | 255 | Yes | | First name of the Tech user |
| TechLastName | String | 255 | Yes | | Second name of the Tech user |
| TechAddress1 | String | 255 | Yes | | Address1 of the Tech user |
TechAddress2 | String | 255 | Yes | | Address2 of the Tech user |
| TechCity | String | 50 | Yes | | City of the Tech user |
| TechStateProvince | String | 50 | Yes | | State/Province of the Tech user |
| TechStateProvinceChoice | String | 50 | No | | StateProvinceChoice of the Tech user |
| TechPostalCode | String | 50 | Yes | | PostalCode of the Tech user |
| TechCountry | String | 50 | Yes | | Country of the Tech user |
| TechPhone | String | 50 | Yes | | Phone number in the format +NNN.NNNNNNNNNN |
| TechPhoneExt | String | 50 | No | | PhoneExt of the Tech user |
| TechFax | String | 50 | No | | Fax number in the format +NNN.NNNNNNNNNN |
| TechEmailAddress | String | 255 | Yes | | Email address of the Tech user |
AdminOrganizationName | String | 255 | No | | Organization of the Admin user |
| AdminJobTitle | String | 255 | No | | Job title of the Admin user |
| AdminFirstName | String | 255 | Yes | | First name of the Admin user |
| AdminLastName | String | 255 | Yes | | Second name of the Admin user |
| AdminAddress1 | String | 255 | Yes | | Address1 of the Admin user |
AdminAddress2 | String | 255 | Yes | | Address2 of the Admin user |
| AdminCity | String | 50 | Yes | | City of the Admin user |
| AdminStateProvince | String | 50 | Yes | | State/Province of the Admin user |
| AdminStateProvinceChoice | String | 50 | No | | StateProvinceChoice of the Admin user |
| AdminPostalCode | String | 50 | Yes | | PostalCode of the Admin user |
| AdminCountry | String | 50 | Yes | | Country of the Admin user |
| AdminPhone | String | 50 | Yes | | Phone number in the format +NNN.NNNNNNNNNN |
| AdminPhoneExt | String | 50 | No | | PhoneExt of the Admin user |
| AdminFax | String | 50 | No | | Fax number in the format +NNN.NNNNNNNNNN |
| AdminEmailAddress | String | 255 | Yes | | Email address of the Admin user |
AuxBillingOrganizationName | String | 255 | No | | Organization of the AuxBilling user |
| AuxBillingJobTitle | String | 255 | No | | Job title of the AuxBilling user |
| AuxBillingFirstName | String | 255 | Yes | | First name of the AuxBilling user |
| AuxBillingLastName | String | 255 | Yes | | Second name of the AuxBilling user |
| AuxBillingAddress1 | String | 255 | Yes | | Address1 of the AuxBilling user |
AuxBillingAddress2 | String | 255 | Yes | | Address2 of the AuxBilling user |
| AuxBillingCity | String | 50 | Yes | | City of the AuxBilling user |
| AuxBillingStateProvince | String | 50 | Yes | | State/Province of the AuxBilling user |
| AuxBillingStateProvinceChoice | String | 50 | No | | StateProvinceChoice of the AuxBilling user |
| AuxBillingPostalCode | String | 50 | Yes | | PostalCode of the AuxBilling user |
| AuxBillingCountry | String | 50 | Yes | | Country of the AuxBilling user |
| AuxBillingPhone | String | 50 | Yes | | Phone number in the format +NNN.NNNNNNNNNN |
| AuxBillingPhoneExt | String | 50 | No | | PhoneExt of the AuxBilling user |
| AuxBillingFax | String | 50 | No | | Fax number in the format +NNN.NNNNNNNNNN |
| AuxBillingEmailAddress | String | 255 | Yes | | Email address of the AuxBilling user |
| Extended attributes | String | | Yes | | Required for .us, .ca, .co.uk, .org.uk TLDs only |