4 operability checks occurred for www1.nasa.gov within the time frame of 1 940 days after July 31, 2019. Www1.nasa.gov was reported as down or having issues during all the availability tests attempted as of November 22, 2024. 100.00% of evaluations performed resulted in unavailability of www1.nasa.gov, occurring for 4 tests, most recently on August 1, 2021. It was noted that none of the responses had an error status based on those received as of November 22, 2024. The response time of www1.nasa.gov was — seconds on August 1, 2021, compared to 0.001 seconds on average.