Physically Impossible Ping Times

Y	Hacker News new \| ask \| show \| jobs

	Physically Impossible Ping Times (twitter.com)
	42 points by notpopcorn 1616 days ago

2 comments

This is clever, normally you need an anycast setup to get low pings from around the world.

Anycast setup will get you actual low ping times.

This trick doctors the timestamps within the payload, so it reports as if the ping time was shorter.

It is a subtle but quite important difference.

How many of you tried to click on the test button without thinking ? I just caught myself doing just that!