What is SPF record in DNS?

Related questions

1. What is SPF failure?
2. Does dmarc require SPF?
3. How does email SPF work?
4. What is SPF in email security?
5. Can you have two SPF TXT records?
6. How long can an SPF record be?
7. How do I enable or add SPF records?
8. What is SPF all?
9. What is my SPF record?
10. What is SPF error?

Tags

1. #email
2. #record
3. #prevent
4. #address
5. #specify
6. #policy
7. #domain
8. #permitted
9. #framework
10. #behalf
11. #sender
12. #servers
13. #forgery
14. #others
15. #adding
16. #which
17. #system
18. #spoofing