The operability of heatsiphon.com has been tested 1 times over the course of the 1 108 days that followed December 15, 2021. Heatsiphon.com has been operable 1 times out of all tests, with the last uptime recorded on December 15, 2021, returning a code 200. As of December 27, 2024, heatsiphon.com has not experienced any downtime in assessments that have been completed. Based on the responses received, it has been confirmed that there were no errors as of December 27, 2024. The recorded response time for heatsiphon.com on December 15, 2021, was 1.143 seconds, whereas the average response time is 1.143 seconds.