Google Algorithm History
Mobile-First Index Roll-out — March 26, 2018
- Rolling out mobile-first indexing (Google)
- Google begins rolling out mobile-first indexing to more sites (SEL)
Zero-result SERP Test — March 14, 2018
- Zero-Result SERPs: Welcome to the Future We Should've Known Was Coming (Moz)
- In-Depth Look at Google’s New Zero Result Search Results (SEM Post)
"Brackets" Core Update — March 8,
2018
- The Brackets Update – Analysis and Findings From The March 7, 2018 Google Algorithm Update (GSQi)
- Google Confirmed Weekend Algorithm Ranking Shift As "Core Update" (SER)
Unnamed Update — February 20, 2018
2017 Updates
"Maccabees" Update — December 14,
2017
- Google Search Ranking Algorithm Update: The Maccabees Update (SER)
- Google confirms mid-December search ranking algorithm updates (SEL)
Snippet Length Increase — November 30, 2017
- How Long Should Your Meta Description Be? -- 2018 Edition (Moz)
- Google officially increases length of snippets in search results (SEL)
- Google Shuffles Global SERP Feature Trends (RankRanger)
Unnamed Update — November 14, 2017
Featured Snippet Drop — October 27, 2017
- Knowledge Graph Eats Featured Snippets, Jumps +30% (Moz)
- Is the featured snippet bubble bursting? (SEL)
Chrome HTTPS Warnings — October 17, 2017
- Next steps toward more connection security (Chromium)
- Google emails warnings to webmasters that Chrome will mark http pages with forms as ‘not secure’ (SEL)
Unnamed Update — September 27, 2017
Google Jobs — June 20, 2017
- Connect to job seekers with Google Search (Google)
- Google launches its AI-powered jobs search engine (TechCrunch)
Unnamed Update — May 17, 2017
- Was There A Google Algorithm Update Starting On Wednesday? (SER)
- The May 17, 2017 Google Algorithm Update (GSQi)
- Google Search Ranking & Algorithm Shifts Still Underway (SER)
Google Tops 50% HTTPS — April 16, 2017
"Fred" (Unconfirmed) — March 8,
2017
- New, unconfirmed Google ranking update ‘Fred’ shakes the SEO world (SEL)
- Did Google’s Fred update hit low-value content sites that focus on revenue, not users? (SEL)
Unnamed Update — February 6, 2017
- The February 7, 2017 Google Algorithm Update – Analysis and Findings From A Significant Core Ranking Update (GSQi)
- February 7th Google Algorithm Update Was Big (SER)
Unnamed Update — February 1, 2017
Intrusive Interstitial Penalty — January 10,
2017
- Google warns it will crack down on “intrusive interstitials” in January (SEL)
- Official: Google Intrusive Interstitials Mobile Penalty Now Rolling Out (SER)
2016 Updates
Unnamed Update — December 14, 2016
Unnamed Update — November 10, 2016
- November 10, 2016 Google Algorithm Update – Was It A Core Ranking Update, The Mobile-first Index Being Tested, or Both? (GSQi)
- Was There A Google Search Update On November 10th? (SER)
Penguin 4.0, Phase 2 — October 6, 2016
Penguin 4.0, Phase 1 — September 27, 2016
Penguin 4.0 Announcement — September 23, 2016
- Penguin is now part of our core algorithm (Google)
- Google updates Penguin, says it now runs in real time within the core search algorithm (SEL)
Image/Universal Drop — September 13, 2016
"Possum" — September 1, 2016
- Everything you need to know about Google’s ‘Possum’ algorithm update (SEL)
- Is a big Google search update happening? Chatter thinks so. (SEL)
Mobile-friendly 2 — May 12, 2016
- Google’s mobile-friendly algorithm boost has rolled out (SEL)
- Continuing to make the web more mobile friendly (Google)
Unnamed Update — May 10, 2016
AdWords Shake-up — February 23, 2016
- Four Ads on Top: The Wait Is Over (Moz)
- Google AdWords Switching to 4 Ads on Top, None on Sidebar (SEM Post)
Unnamed Update — January 8, 2016
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