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Is CMS Energy (cmsenergy.com) Down?

DOWN — Not responding

Last checked: 1h ago

Avg TTFB

2777ms

#103 in S&P 500

Total Load

694ms

Uptime

0.0%

Based on 8 checks

Response Time — Recent Checks

About This Site

CMS Energy (CMS)

Sector:  Utilities

Ranked #103 overall in S&P 500

Ranked #7 in Utilities

Recent Checks

Time Status TTFB Total
2/20/2026, 7:10:59 PM ✗ Down 1408 ms 1408 ms
2/20/2026, 2:00:08 PM ✗ Down 4145 ms 4145 ms
2/20/2026, 12:57:57 PM ✗ Down — ms 0 ms
2/20/2026, 12:54:48 PM ✗ Down — ms 0 ms
2/20/2026, 12:52:57 PM ✗ Down — ms 0 ms
2/20/2026, 12:36:15 PM ✗ Down — ms 0 ms
2/20/2026, 12:32:51 PM ✗ Down — ms 0 ms
2/20/2026, 12:32:27 PM ✗ Down — ms 0 ms

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