What is PA and DA?

Related questions

1. What is DR and UR?
2. Should I pay for SEO?
3. How can I learn SEO fast?
4. Should I nofollow all external links?
5. What does Ahrefs rank mean?
6. What is a good domain rating?
7. How do I know my blog ranking?
8. What are DoFollow links?
9. Can I pay Google to rank higher?
10. What is a good SEO score?

Tags

1. #result
2. #search
3. #predicts
4. #predict
5. #serps
6. #metric
7. #ability
8. #engines
9. #ranking
10. #engine
11. #authority
12. #domain
13. #developed
14. #seomoz
15. #website
16. #pages
17. #specific
18. #score