How fast is the Internet speed in Rancho Cucamonga CA, US?

We believe that it's a conflict of interest when Internet service providers operate their own speed tests. A third party opinion is necessary and the provider shouldn't be allowed anywhere near the process. When providers host their own speed tests they eliminate the variables that you're here to test. Namely the Internet route itself. This test is unbiased, it tests and grades all providers on the same criteria. They want you to think your connection is running perfectly... but is it really?

Rancho Cucamonga CA Speed Test

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Other speed tests, especially tests offered by your Internet provider try to eliminate routing factors. This can make your connection appear faster than it really is. Truthfully, do you want to know how fast your connection is within your providers network or do you want to know how fast it is to the locations where the websites you visit are being hosted? is not a best case scenario connection test and will test your Internet under real world conditions. [read more]

Top ISP Rank

1California74.1 Mbps 68 Mbps 103 Mbps   11 clients took 6 tests recently
2Spectrum63.1 Mbps 99 Mbps 10 Mbps   669 clients took 301 tests recently
3Verizon24.9 Mbps 28 Mbps 22 Mbps   369 clients took 4 tests recently
4Frontier24.4 Mbps 22 Mbps 28 Mbps   228 clients took 73 tests recently
5AT&T Services16.4 Mbps 22 Mbps 11 Mbps   14 clients took 2 tests recently
6Verizon15.8 Mbps 22 Mbps 0.62 Mbps   246 clients took 7 tests recently
7Spectrum8.4 Mbps 10 Mbps 7 Mbps   1 clients took 2 tests recently
8T-Mobile USA1.5 Mbps 2 Mbps 0.51 Mbps   59 clients took 13 tests recently
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Do you want to research connection speed of an Internet provider?'s Download Speed Test and Upload Speed Test log connection information to allow users to research real world Internet speed test results.'s speed test database stores information on millions of Internet connections. This tool can average connection speed for any Internet provider, country or city in the world. So you can easily average speed test results, compare maximum speeds, research logged results and find the fastest ISPs for Rancho Cucamonga CA.

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