Google Updates

View the changes in the SISTRIX Visibility Index for any domain for various country-indexes during the weeks of public Google Updates.
2016-04-18
Integration Majestic-Linkdaten
2015-07-27
Panda Update #28
Google announced what was most likely a Panda data refresh, saying that it could take months to fully roll out. The search filter meant to stop sites with poor quality content from working their way into Google’s top search results.
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2015-05-11
Update Google Core Algorithm (Phantom Update)
After many reports of large-scale ranking changes, originally titled as Phantom update, Google acknowledged a core algorithm change impacting quality signals. This update seems to have had a broad impact, but Google didn't reveal any specifics about the nature of the signals involved.
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2014-11-03
Pirate Update #2 (DMCA Penalty)
More than two years after the original DMCA/Pirate update, Google launched another update to combat software and digital media piracy. This update was highly targeted, causing dramatic drops in ranking to a relatively small group of sites.
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2014-10-27
Penguin Update 3.0 (#5)
More than a year after the previous Penguin update (2.1), Google launched a Penguin refresh. This update appeared to be an data refresh only.
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2014-09-29
Panda Update #28 (Panda 4.1)
Google announced a significant Panda update, which included an algorithmic component. They estimated the impact at 3-5% of queries affected. The search filter is designed to penalize thin or poor content from ranking well.
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2014-05-26
Panda Update #27 (Panda 4.0) & Payday Loan Algorithm 2.0
Google confirmed a major Panda update that likely included both an algorithm update and a data refresh. Officially, about 7.5% of English-language queries were affected. The search filter meant to stop sites with poor quality content from working their way into Google’s top search results. Just prior to Panda 4.0, Google updated it's payday loan algorithm, which targets especially spammy queries. The exact date of the roll-out was unclear.
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2014-02-17
Page Layout Update #3 (Ads Above The Fold)
Google refreshed their page layout algorithm. Originally launched in January 2012, the page layout algorithm penalizes sites with too many ads above the fold.
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2013-10-14
Penguin Update 2.1 (#5)
After a 4-1/2 month gap Google updated its Penguin 2.0 webspam algorithm. The overall impact of this data refresh seemed to be moderate high.
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2013-07-22
Panda Update #26
Google confirmed a Panda update, but it was unclear whether this was one of the 10-day rolling updates or something new. The implication was that this was algorithmic and may have softened some previous Panda penalties.
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2013-06-17
Payday Loan Algorithm
Google announced a targeted algorithm update to take on niches with notoriously spammy results, specifically mentioning payday loans and porn. The update was announced on June 11th, but Matt Cutts suggested it would roll out over a 1-2 month period.
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2013-05-27
Penguin Update 2.0 (#4)
Google started rolling out the next generation of the Penguin webspam algorithm. This is the fourth Penguin-related launch Google has done, but because this is an updated algorithm (not just a data refresh), Google refers to this change as Penguin 2.0.
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2013-03-25
Panda Update #25
Matt Cutts pre-announced a Panda update at SMX West, and suggested it would be the last data refresh before the search filter was integrated into the core algorithm (Google Everflux).
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2013-02-04
Panda Update #24
Google announced its first official update of 2013, claiming 1.2% of queries affected. This one is a Panda data refresh.
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2012-12-24
Panda Update #23
Right before the Christmas holiday, Google rolled out another Panda update. They officially called it a data refresh, impacting 1.3% of English queries. This was a slightly higher impact than Pandas #21 and #22.
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2012-11-26
Panda Update #22
Google has announced the latest in its ongoing updates to the Panda algorithm that targets low-quality websites.
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2012-11-12
Panda Update #21
Google rolled out their 21st Panda data refresh, officially impacting 1.1% of English queries.
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2012-10-15
Page Layout Update #2 (Ads Above The Fold)
Google announced an update to its original page layout algorithm change back in January, which targeted pages with too many ads above the fold.
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2012-10-08
Penguin Update #3
After suggesting the next Penguin update would be major, Google released a minor Penguin data refresh, impacting 0.3% of english-language queries. This was the 3rd Penguin release.
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2012-10-01
Panda Update #20 & EMD Update (Exact-Match-Domain)
Google announced a change in the way it was handling exact-match domains (EMDs). This led to large-scale devaluation, reducing the presence of EMDs on the search enginge result pages. Official word is that this change impacted 0.6% of queries (by volume). Overlapping the EMD update, Google pushed out a fairly major update to the its Panda algorithm affecting 2.4% of queries.
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2012-09-24
Panda Update #19
Google has confirmed they have pushed out another data refresh on the Panda algorithm.
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2012-09-03
Panda Update #18
Google rolled out yet another Panda data refresh, but the impact seemed to be fairly small.
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2012-08-20
Pirate Update #1 (DMCA Penalty)
Google announced that they would start penalizing sites with repeat copyright violations, probably via DMCA takedown requests.
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2012-07-30
Panda Update #17
A month after the last Panda data refresh, Google rolled out an update to its search filter database. Google claimed ~1% of queries were impacted.
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2012-07-02
Panda Update #16
Google rolled out another Panda data refresh, which had a much smaller impact than Panda 3.7 (#15)
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2012-06-18
Panda Update #15
Google rolled out yet another Panda data refresh, claiming that less than 1% of queries were affect. Ranking fluctuation data suggested that the impact was substantially higher than previous Panda data refreshes.
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2012-06-04
Penguin Update #2
Google rolled out its first targeted data refresh after the initial Penguin algorithm update. This confirmed that Penguin data was being processed outside of the main search index, much like Panda data.
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2012-05-07
Panda Update #14
Google has confirmed they have pushed out a refresh on the Panda algorithm.
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2012-04-30
Penguin Update #1 & Panda Update #13
Google launched the Penguin Update that was designed to punish pages that have been spamming Google. Plus Google quietly rolled out a Panda data update. A mix of changes made the impact difficult to measure, but this appears to have been a fairly routine update with minimal impact.
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2012-04-02
Panda Update #12
Google has announced the latest in its ongoing updates to the Panda algorithm that targets low-quality websites.
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2012-03-26
March 50-Pack (incl. Tweaks to handling of anchor text)
Google’s March 50-Update covering changes to anchor-text scoring, updates to image search, and changes to how queries with local intent are interpreted.
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2012-03-05
Panda Update #11
Google rolled out another iteration to its search filter called Panda update. This launch refreshes data in the Panda system, making it more accurate and more sensitive to recent changes on the web.
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2012-01-30
Page Layout Update (Ads Above The Fold)
Google updated their page layout algorithms to devalue sites with too much ad-space above the fold. It was previously suspected that a similar factor was in play in Panda.
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2012-01-23
Panda Update #10
Google has done a data refresh of its Panda algorithm. There were no additional signals or algorithm changes incorporated in the search filter. This was only a data refresh.
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2011-11-28
Panda Update #9
Google pushed out a minor data refresh to the Google Panda algorithm effecting less than one-percent of all searches.
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2011-11-14
Freshness Update
Google announced that an algorithm change rewarding freshness would impact up to 35% of queries (almost 3X the publicly stated impact of Panda 1.0). This update primarly affected time-sensitive results, but signalled a much stronger focus on recent content.
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2011-10-24
Panda Update #8
A new iteration of Googles Panda algorithm update has been rolled out.
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2011-10-03
Panda Update #7
Google has confirmed that the latest iteration of its Panda algorithm update is now live.
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2011-08-29
Expanded Sitelinks
After experimenting for a while, Google officially rolled out expanded site-links, most often for brand queries. At first, these were 12-packs, but Google appeared to limit the expanded site-links to 6 shortly after the roll-out.
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2011-08-15
Panda Update #6 (Panda Goes Global)
Google’s Panda Update is a search filter meant to stop sites with poor quality content from working their way into Google’s top search results. Google rolled out the Panda Update internationally, both for English-language queries globally and non-English queries except for Chinese, Japanese, and Korean.
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2010-06-14
Caffeine Update
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2010-05-10
May Day Update
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2009-12-21
Vince Update (Brand Update)
With this algorithm update Google is putting more weight on brands in rankings.
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