Harp.gsfc.nasa.gov had 1 availability checks done during the 876 day time frame beginning July 31, 2022. Every check as of December 23, 2024, showed that harp.gsfc.nasa.gov was unavailable or experiencing problems. During the whole inspection period, harp.gsfc.nasa.gov was down 1 times, or 100.00% of the time, with the most recent instance occurring on July 31, 2022. There have been no responses with an error, according to all responses received as of December 23, 2024. The response time for harp.gsfc.nasa.gov on July 31, 2022, was recorded as — seconds compared to the average of 0.001 seconds.