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08 December 2025This month marks 15 years of the Netflix ISP Speed Index, our monthly readout on which Internet Service Providers (ISPs) provide the best prime time Netflix streaming. That means 15 years of tracking speeds, spotting patterns, and watching network performance evolve across markets around the world.
As we look ahead, starting in 2026, we will continue publishing monthly performance data on the ISP Speed Index site, but these blog updates will shift to a quarterly cadence, allowing us to provide deeper reporting on the trends, shifts and insights we are seeing across ISPs globally.
In November, 20% of ISPs saw an increase of 0.2 Mbps, 78% stayed the same and 2% decreased by 0.2 to 0.4 Mbps on the Netflix ISP Speed Index.
Twenty countries and regions were in the top performance tier this month with Australia, Canada, France, Germany, Hong Kong, Hungary, Iceland, Ireland, Luxembourg, the Netherlands, New Zealand, Norway, Portugal, Romania, Singapore, South Korea, Spain, Switzerland, the United Kingdom, and the United States all registering an average speed of 3.4 Mbps.
While there were no countries with overall speed gains or losses since October’s results, a few had ISPs that showed noticeable drops this month. In Honduras, Reytel slipped from 2.4 to 2.2 Mbps. Kuwait’s FASTtelco, South Africa’s Cell C and Thailand’s CAT all fell from 3.0 to 2.8 Mbps. Trinidad and Tobago’s Massy Communications saw the largest decrease, shifting from 3.0 to 2.6 Mbps.
The Netflix ISP Speed Index is a measure of prime-time Netflix performance on a particular ISP and not a measure of overall performance for other services or data that may travel across the specific ISP network. Higher Netflix performance generally means better picture quality, quicker start times, and fewer interruptions. We also created a separate tool to check your current download performance: Visit https://FAST.com on any internet browser or download the FAST Speed Test iOS or Android app.
