According to the data, over a period of 0 days, sel.gsfc.nasa.gov was checked 0 times for functioning starting on January 13, 2025. Sel.gsfc.nasa.gov was found to be unavailable or experiencing problems in every check performed as of January 13, 2025. No periods of unavailability were detected for sel.gsfc.nasa.gov based on all assessments conducted as of January 13, 2025. As of January 13, 2025, all received responses indicate that there have been no errors encountered. Sel.gsfc.nasa.gov responded in 0 seconds on January 13, 2025, while its average response time was 0.000 seconds.