The year 2021 has left many surprises in the SEO industry. Popular search engines like Quora and Google made several changes in the algorithm that turned things upside down. SEO specialists should adapt to the new changes by analyzing how well web presence relates to best practices.
The technical audit should include the following elements:

1. Redirects
2. Crawlability
3. Robots.txt
4. URL structure
   On-Page audit elements:
5. Content
6. Keyword Research
7. UX
8. Meta Data
   In addition to all elements mentioned above, the quality of seo backlink service must be analyzed as well.