Z.com's nameservers can be set up in the following format:
What is the maximum email size limit?
The maximum email size limit is 50MB (per email sent or received, inclusive of attachments).
You can pay via credit card or direct deposit.
You can register up to 5 credit cards.
Deposit is a payment option that you can use your account like your own wallet.
If you charge deposit, you can pay invoice from it at next payment.
Deposit can be charged by PayPal, Alipay and bank transfer.