How can you tell a fake email?

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Tags

1. #simulates
2. #tells
3. #exist
4. #check
5. #sending
6. #server
7. #message
8. #records
9. #extracts
10. #whether
11. #connect
12. #really
13. #button
14. #email
15. #mailbox
16. #enter
17. #address