A successful search engine optimization strategy takes time, diligence and applying a “checklist” of SEO best-practices. Your SEO success will be graded by several factors: some are in your direct control and others are influenced by others.

Search Engine Land Periodic Table of SEO Success Factors

Download the infographic

This helpful SEO infographic created by Search Engine Land is a great resource for understanding all the factors that contribute to your SEO success.

These factors are grouped into two categories:

  • On-the-page factors – These factors are in direct control of you, the publisher
  • Off-the-page factors – These factors are influenced by readers, visitors & other publishers

37 SEO Success Factors

On Page SEO


  • Quality – Are pages well written and have substantial quality content?
  • Research – Have you researched the keywords people may use to find your content?
  • Words – Do pages use words and phrases you hope they’ll be found for?
  • Fresh – Are pages fresh and about “hot” topics?
  • Vertical – Do you have images, local, news, video, or other vertical content?
  • Answers – Is your content turned into direct answers within search results?
  • Thin – Is content “thin” or “shallow” and lacking substance?

Architecture Areas

  • Crawl – Can search engines easily “crawl” pages on site?
  • Duplicate – Does site manage duplicate content issues well?
  • Mobile – Does your site work well for mobile devices and make use of app indexing?
  • Speed – Does site load quickly?
  • URLs – Do URLs contain meaningful keywords to page topics?
  • HTTPS – Does site use HTTPS to provide secure connection for visitors?
  • Cloaking – Do you show search engines different pages than humans?

HTML Overview

  • Titles – Do HTML title tags contain keywords relevant to page topic?
  • Description – Do meta description tags describe what pages are about?
  • Structure – Do pages use structured data to enhance listings?
  • Headers – Do headlines and subheads use header tags with relevant keywords?
  • Stuffing – Do you excessively use words you want pages to be found for?
  • Hidden – Do colors or design “hide” words you want pages to be found for?

Off-the-Page SEO


  • Authority – Do links, shares, and other factors make site a trusted authority?
  • Engage – Do visitors spend time reading or “bounce” away quickly?
  • History – Has site or its domain been around a long time, operating in same way.
  • Identity – Does site use means to verify its identity and that of its authors.
  • Piracy – Has site been flagged for hosting pirated content?
  • Ads – Is your content ad-heavy, especially “above the fold”?


  • Quality – Are links from trusted, quality, or respected web sites?
  • Text – Do links pointing at pages use words you hope they’ll be found for?
  • Numbers – Do many links point at your web page?
  • Paid – Have you purchased links in hopes of better rankings?
  • Spam – Have you created links by spamming blogs, forums, or other places?


  • Country – What country is someone located in?
  • Locality – What city or local area is someone located in?
  • History – Has someone regularly visited your site or socially favorited it?
  • Social – Has your site been socially favorited?

Social Areas

  • Reputation – Do those respected on social networks share your content?
  • Shares – Has your content been shared many times on social networks?

Win at SEO: More SEO Training & Resources

Using these important “ranking factors” and best practices, your SEO efforts can lead to success with both search engines and searchers.

New to SEO? Check out more free SEO training and this basics of SEO webinar series.

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