Allow/Deny List Maximums
Posted by Carlos R on 11 June 2014 02:20 PM

Allow/Deny List Maximums -

At the domain level [Inbound Policy], the maximum number of values allowed in the Sender Allow and Deny lists is 1500. This limit is defined at the system level and cannot be increased. The lists are also limited to a maximum size of 100KB regardless of the number of entries.

Any duplicate or invalid values are discarded automatically.

At the User level, the maximum number of email addresses/domain names allowed in the Allow and Deny lists is 300.

If you are an administrator, you are permitted to exceed these limits when adding entries to your list or to another user's list.

The administrator limit is 1000 entries per user list.

Any duplicate or invalid email addresses or domain names are discarded automatically.

ERROR: This domain name does not match domain registered in the license key file (, allowed domains:,localhost, please change the product path to match the domain under Admin CP > Settings > General Settings
This product will not work properly unless untill that value is changed.

For more information please contact Kayako support at