Time.gov is the official U.S. time website, provided by the National Institute of Standards and Technology (NIST) and the U.S. Naval Observatory (USNO). It offers accurate and reliable time information, synchronized with the atomic clocks maintained by these institutions. The site serves as a primary source for timekeeping in the United States, supporting various sectors including science, technology, commerce, and daily life.
135K
4500 / day
150K
5000 / day
2.5 min
2.5 pages per visit
40%
-
Domain Rating
-
Domain Authority
-
Citation Level
1999
English, etc
Website Key Features
Atomic Clock Synchronization
Provides time that is synchronized with the atomic clocks at NIST and USNO, ensuring unparalleled accuracy.
Multiple Time Zones
Displays current time in various U.S. time zones, including Eastern, Central, Mountain, Pacific, Alaska, and Hawaii-Aleutian.
Daylight Saving Time Information
Offers updates and information on Daylight Saving Time changes and schedules.
Time Zone Map
Includes an interactive map showing the different time zones across the United States.
Leap Second Updates
Provides information on leap seconds, which are occasionally added to account for Earth's slowing rotation.
API Access
Offers API access for developers to integrate accurate timekeeping into applications and services.
Educational Resources
Features educational materials about timekeeping, atomic clocks, and the science of time measurement.
Mobile Compatibility
The website is optimized for mobile devices, allowing users to access accurate time information on the go.
Historical Time Data
Provides access to historical time data for research and educational purposes.
Time Synchronization Tools
Offers tools and guidelines for synchronizing computer and network clocks with the official U.S. time.
Similar Sites and Competitors
Additional information
Accuracy
The time provided by time.gov is accurate to within a few milliseconds of the atomic clock time.
Sponsorship
Sponsored by the U.S. government, ensuring the service remains free and accessible to all.
Global Impact
While primarily serving the United States, the accurate time provided by time.gov is used globally for various applications.
Security
The site employs advanced security measures to protect its time synchronization services from cyber threats.
Accessibility
Time.gov is committed to accessibility, ensuring that all users, including those with disabilities, can access its services.
HTTP headers
Security headers report is a very important part of user data protection. Learn more about http headers for time.gov