How fast is the Internet speed in South San Francisco 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?

South San Francisco 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

1Wave Broadband137.1 Mbps 156 Mbps 20 Mbps   322 clients took 138 tests recently
2Comcast Cable59.9 Mbps 118 Mbps 6 Mbps   894 clients took 674 tests recently
3WiLine Networks35.4 Mbps 16 Mbps 56 Mbps   10 clients took 21 tests recently
4AT&T U-verse3.3 Mbps 6 Mbps 0.86 Mbps   150 clients took 4 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 South San Francisco CA.

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