During the past 320 day period starting on January 15, 2024, there have been 3 checks done on butterfly.nss.org.sg's availability. Testing as of December 1, 2024, showed no instances of butterfly.nss.org.sg becoming unavailable. Out of 1 overall responses with errors, code 403 was the most recent error reported on January 15, 2024. Butterfly.nss.org.sg averaged a 2.480 seconds response time, responding in 3.056 seconds on October 22, 2024.