What is URL blacklist?

Related questions

1. What does it mean when your IP address has been blacklisted?
2. What happens after 7 years of not paying debt?
3. Can you use a blacklisted iPhone?
4. How do I remove a contact from blacklist?
5. How do I get a collection removed after 7 years?
6. How can I block all websites except one?
7. Is it true that after 7 years your credit is clear?
8. How long does it take to clear your name from credit bureau?
9. Is blacklisting illegal?
10. Why would a website block my IP address?

Tags

1. #hashes
2. #email
3. #items
4. #through
5. #computing
6. #names
7. #users
8. #passwords
9. #denied
10. #control
11. #blocklist
12. #addresses
13. #elements
14. #allows
15. #mentioned
16. #blacklist
17. #domain
18. #access
19. #mechanism
20. #except
21. #those
22. #basic
23. #explicitly