There is no copyright notice and there are share links. I could cut and paste their fine post, as I have seen at least one other site do.
Just because I could, does not mean that I should.
When I read the About page on “After Narcissistic Abuse“, I got the sense that person(s) creating that blog are doing so to try and help others by informing them about Narcissists and their Red Flags among other things. Not unlike why this site is here.