![]() In my particular case, neither nor AT&T itself has a speed test server located inside AT&T.Ī Tier 1 network is an Internet Protocol (IP) network that can reach every other network on the Internet solely via settlement-free interconnection (also known as settlement-free peering). When I go to my ISP (ATT) and run their speed test ( ), it uses a server located in Ridge Wireless, a local ISP. I just used, and it went to a server located at NTT. The result may be influenced by your ISP's connection to the other ISPs. But a speed test may not accurately measure your Internet connection. For all we know, may still call that server your ISP's server. OTOH, the closest server may be located farther away, say, in a Tier 2 or Tier 1 ISP. one of the cloud's labeled Tier 3 Network. If you are lucky, may have a server located within your ISP (i.e. Your ISP would be one of the Tier 3 ISPs. An end user, like yourself, is located in the bottom of the picture. A Tier 1 ISP is an ISP that, principally, connects only to other ISPs it has no end users. This shows the different kinds of ISPs that exist. Here's a radically simplified abstraction of the Internet ( pic), taken from Wikipedia's page for Tier 1 network. There's no guarantee that what says is your ISP's server is actually located inside your ISP. u/RoweDent created this awesome resource on network theory u/tht1kidd_ has created a suggestion post regarding information everyone needs to provide when asking a question about their network There have been some excellent guides written in this sub, and we're always looking for more! If you wish for your flair to be changed, please message the mods and we'll be happy to change it for you. Proof of at least 6 month's history of posting in this subredditĪs a result of this, users are now no longer able to edit their own flair. Your highest level of industry certification, or highest IT related job title held in the last 5 years to a comment you made in the last 6 months, helping someone in the community To obtain trusted flair for your account please message the mods of /r/HomeNetworking with the following info Trusted user flair has been added as a means of verification that a user has a substantial knowledge of networking. Please flair your posts as Solved, Unsolved, or simply Advice. If you can't find what you're looking for with the search function please feel free to post a new question after reading the posting guidelines Please use the search function to look for keywords related to what you want to ask before posting since most common issues have been answered. ![]()
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