credible Vs. Non-credible sources

Iknow this is a non-credible source because:
what hair analysis?
1. A ".com" web-domain that anyone could have purchased it
2.no clear author and can be edited by anyone
3. a descriptionthat tells you the website is not focused on my topic area.
4.the sources of information are not footnoted or explained.

I know that perms making waves again is a credible source because:

1.few, if any ads on the page
2.author are clearly named and who have credentails or experience in the topic they are writing about
3.a description and heading that indicates the website if focused on your topic area
4.information that is clearly footnoted or expalined where the author recieved their information

I know that world of braids & extensions is a non-credible source because:

1. a ".com" web domain
2. web area not focused on my topic area
3. no clear author and can be edited by anyone
the source of imformation are not footnoted or explained.

i know that how to get ride of split ends is a credible source because:

1.few, if any ads on the page
2.a description and headind that indicates the websites is focused on my topic area
3uthor is clearly named and have credentials or experience in the topic they are writing about
4. information that is clearly footnoted or explained where the author recieved their information