You can connect the Domain Ronin expired domain crawler (https://www.domainronin.com) and SpamZilla.io together. There is no extra cost!!
All of the domains that you process inside Domain Ronin you can now see inside Spamzilla.io.
Go to https://www.spamzilla.io and create a free account. Then login, select 'Account' from the menu and Add your SpamZilla license key, see below.
All of the domains you process inside Domain Ronin, you can now see inside https://www.spamzilla.io. This doesn't cost you anything and you get a lot more data about each domain inside SpamZilla.io.
After you have connected your SpamZilla license key, just click on the domain lists button and use the drop down menu to select a date. The domains you process through Domain Ronin will then appear inside SpamZilla.io for further analysis.