Ao3 Mirror Link File

Archive of Our Own (AO3) does not have an official "mirror" website. The platform is operated solely by the Organization for Transformative Works (OTW) via the primary URL archiveofourown.org

The Wayback Machine: Can be used to view snapshots of specific fics or tag pages if you have the original URL. ao3 mirror link

Option 3 – If you’re reposting someone else’s work as a mirror (with permission) Archive of Our Own (AO3) does not have

The AO3 team has addressed the topic of mirror links in the past. According to their FAQ: ao3 mirror link