The table below lists the time servers used by the NIST Internet Time Service (ITS). The table lists each server's name, IP address, and location, organized geographically within the US …

The service which allows you to do this is called the Automated Computer Time Service (ACTS), which began in 1988. ACTS requires only a computer, an analog modem and phone line, and …

Among the first six selections, there is no closer you are to the selected server, the more the time it takes for data to travel over the second) in the time setting.

This document explains methods by which computers running Windows 2000 or Windows XP can get the time from the National Institute of Standards and Technology (NIST), an accurate and …

To investigate how well a nation’s official time can be distributed via NTP, this paper compares the accuracy and stability of four commercially-available NTP servers that are referenced to a …

This document provides step-by-step instructions for configuring Apple Macintosh computers to use the NIST Internet Time Service (ITS). Mac OS versions 8.5 and later have the built-in …

Instructions for using the NIST authenticated Network Time Protocol (NTP) server These instructions explain how to add symmetric-key authentication to the most common version of …

Abstract The National Institute of Standards and Technology (NIST) operates 22 network time servers at various locations. These servers respond to requests for time in a number of …

ITS servers derive their system time from the NIST atomic-referenced time scale and distribute it freely to the public. Here we explore ITS usage patterns discovered by analysis of inbound …

This paper describzs a server whose time is synchronized to the NIST clock ensemble; it will respond in the appropriate format to time requests on any of these three ports from any client …