Note that throttling results in extremely low download speeds, while more common issues like Netflix congestion only cause a 10–40% speed reduction. The most obvious way to tell if your internet is being throttled would be to run a free speed test available online.

Jan 31, 2020 Bypass Isp Throttling & Speed Limits | Best Vpn Analysis May 15, 2020 How to Tell if Your Internet Is Being Throttled | Guides

What I mean by “internet throttling” is the ISP secretly and artificially slowing down your internet speed. Why do ISPs throttle internet. Let me start with the most benign reason why an ISP might be throttling your connection. First of all, you might be running into a data cap.

Comcast Network Management News - Xfinity Aug 19, 2019

Jan 23, 2020

Think Comcast is "throttling" you? New automated check if Apr 06, 2010 Check Your Internet Speed with the Xfinity xFi Speed Test Internet speed tests, like this one or the test found , measure the latter, or the speed reaching the device running the test. These test results are often lower than your plan speed due to various factors outside your Internet provider's control, including WiFi conditions and device capabilities. Internet Speed Test | Comcast Business