It’s the end of August 2025 and Google is back-to-work with a new update for us to analyse. The August 2025 Spam Update was announced on August 26, 2025, and it’ll keep us focused on data for the next couple of weeks. Data, analysis, and rankings of the affected domains will be gradually added to this article.
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Latest update: 29th August 2025 – The first indications of effects are visible in the SISTRIX UK data but there are is not enough data for analysis.
- Google’s status page for the Core Update Start date: 26th August 2025. End date: Expected within 2 weeks of the start date.
- For detailed information and data on all previous Google updates, see the SISTRIX update tracking page
- Information from Google on Spam Updates and Spambrain, the AI-based system that is updated during Google Spam Updates.
The last Spam Update was in December 2024 when the impact was relatively large. Details can be found in our analysis here.
SISTRIX Google Update and Feature Update Radar
The daily view on SERP updates can always be viewed in our Google Update Radar which shows the current level of movement relative to the last 90 days. The radar graphics are an indicator of SERPs changes across 1 million SERPs every day. Graphs for UK and US are shown below:
Data and Analysis
The first indications of effects are visible in the SISTRIX UK data but there are is not enough data for analysis.
How to check for domain changes during a Google Core Update
The Visibility Index is going to help you. The VI is a transparent, well-defined and trusted KPI that can be used at any level of a domain. For example, you can monitor your informational content directory, or the eCommerce directory in your website. The domain overview tutorial will help you to access this information in the toolbox.
Any Google update take a few days before it takes effect.
The change detection pin, seen in the images above, will show automatically if there have been significant changes near to the date of the pin. You can also set your own pins.
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