How To Test Your Browser Speed

FAST.com gives you an estimate of your current internet speed. You will generally be able to get this speed from leading internet services, which use globally distributed servers.
Why does FAST.com focus primarily on download speed?

Cox Internet Speed Test Check the speed of your device's connection to the Internet and explore steps you can take to improve performance. Ansi a300 part 8. For the speed test to provide the most accurate results, use a computer with a wired (Ethernet) connection, turn off wifi. Check the speed of your dialup, broadband (cable, dsl, or wireless), or corporate internet connection. Tests upload, download, ping latency, and jitter. Testing your internet speed is an efficient way of figuring out how close the on-paper internet performance is to the effective one. Therefore a simple and free test like that could serve you very well, especially if you are not confident about your internet plan. If it uses the Internet, you'll want to shut it down before you run the test. Connect Directly to Modem Connect your computer directly to your modem Run the test with a single device connected directly to your modem using an Ethernet connection. With the test server in place, the Speed Test sends a simple signal (a ping) to the server, and it responds. The test measures that roundtrip in milliseconds. After the ping is complete, the download test begins. The client opens multiple connections to the server and attempts to download a small piece of data.

Download speed is most relevant for people who are consuming content on the internet, and we want FAST.com to be a very simple and fast speed test.
What about ping, latency, upload and other things?
When you click the “Show more info” button, you can see your upload speed and connection latency (ping). FAST.com provides two different latency measurements for your internet connection: “unloaded” and “loaded” with traffic. The difference between these two measurements is also called “bufferbloat”.To calculate your internet speed, FAST.com performs a series of downloads from and uploads to Netflix servers and calculates the maximum speed your internet connection can provide. More details are in our blog post.
Will the FAST.com speed test work everywhere in the world?
BrowserFAST.com will test internet speed globally on any device (phone, laptop, or smart TV with browser).

Internet Speed Test At&t

We want our members to have a simple, quick, ad-free way to estimate the internet speed that their ISP is providing.

How To Test Your Browser Speed

What can I do if I'm not getting the speed I pay for?

How To Test Your Browser Speeds

If results from FAST.com and other internet speed tests often show less speed than you have paid for, you can ask your ISP about the results.