Resources to Track down Your Server
The good news is you do not need to have a tremendous precise test, instead, a fairly precise resolution is conveniently available. All you need to have is a very little being familiar with of the pace of light-weight and optical fiber! Essential pieces of facts:
one. Gentle travels at about 186,000 miles per 2nd or 186 miles per millisecond in a vacuum.
2. Fiber has a refractive index of all-around one.forty six.
3. The modern day “Internet” is fiber when dealing with extended distances.
In situation you haven’t seen, these are not specific calculations.
The upcoming step in your mastering course of action is to recognize a “ping” test. You likely have the “ping” tool on your computer already. “Ping” is a straightforward plan used to check network connectivity and efficiency. It will deliver a test packet of facts out to a specified domain or IP and time how extended it can take for that domain or IP to respond. It will report that back to you in “milliseconds.” We have guidance if you have in no way used this prior to.
Immediately after you have done the ping exams, just acquire the the resultant milliseconds and multiply it by the pace of light-weight in fiber. This will give you the spherical trip mileage. Divide by two for the 1 way length:
Taken from the ordinary final result of the Linux case in point from higher than for a ping from Newark, Delaware to Los Angeles, California
seventy seven.2 Milliseconds * 186 miles per millisecond / one.forty six refractive index = 9835 miles spherical trip or 4918 1 way.
Hold out a millisecond, touring from Newark, DE to Los Angeles, CA is not nearly 5000 miles! Straight line length is about 2,350 miles. The shortest length by vehicle from Google is 2700 miles. In this situation, since we have a good notion of what towns the bodily route goes as a result of, it is about 3,200 miles. So what offers?
There are a bunch of outdoors variables that affect the “distance”:
one. The test packet should be encoded and decoded by your computer and the concentrate on computer.
2. Products like switches and routers (attempt a “trace route“) should interact with your packet to get it to it is desired destination.
3. Not all of the route will be more than fiber. Most of it will be, but certain elements this kind of as your very own Internet link, will not be.
four. Everyday living isn’t perfect.
Try It By yourself
On the other hand, this is a reasonable way to compare “distances” to locate your server locale. Try it out on distinctive web-sites and compare it to to our East Coast info center (suburban Washington, D.C.) and our West Coast info center (Los Angeles, California). Ping the subsequent to see the distinction: