With the latest Update of this tool you also have a tool which let's you resolve all data from Mozscape and Majestics.
More about it here: http://docu.gsa-online.de/proxy_scraper/url_metrics
the following can be extracted from Majestics without any API key:
1) added for next update
2) it's repeated at the end unless you stop it in next version
3) I try my best
4) I thought thats already there? Please explain whats missing here.