Lookup is a very useful and robust tool for email extraction from internet or local files. It makes a local database to manage results, remove duplicates or erroneous and filter it by Name, Domain, Metatags extracted and more. Also, you will be able to set your custom depth for URLs, and manage multiple email lists.
This marketing tool is very intuitive and easy to use.
Deep Search (Setup how many links app must follow).
Ignore repetitive domains.
Blacklist wide domain (like blogs, news, etc).
Custom search by keywords, website description, etc.
Extract links and emails offline.
Plain text and SQL lite export.