Is Alternative Energies and Atomic Energy Commission down right now?
No one has reported a problem in the last hour.
About Alternative Energies and Atomic Energy Commission
cea.fr is the official website of Alternative Energies and Atomic Energy Commission, French research organisation. The company was founded in 1945 and based in Paris, France. The domain was registered 31 years ago through GIP RENATER. The Internet Archive first captured it in 1997. It ranks #15,405 among the most visited sites in the world on the Tranco list. It is hosted in FR on the Renater network.
We have recorded no outage for Alternative Energies and Atomic Energy Commission in the last 90 days; it answered 100% of our checks.
Reports, last 24 hours
0 reports · normally about 3 per hour| Problem reported | No reports in the last 24 hours. |
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One email when cea.fr goes down and one when it recovers. No account needed; unsubscribe from any email.
What we checked
04:31:08 UTC| Layer | Result | Outcome |
|---|---|---|
| DNS name lookup | cea.fr resolves to 132.167.193.2 (AS2200 Renater) | pass |
| TLS certificate | Certificate from Hellenic Academic and Research Institutions CA, expires 2027-02-20 | pass |
| HTTP, Phoenix | HTTP 200 in 2.43 s 5 h ago | pass |
| HTTP, United States | HTTP 200 in 2.06 s 3 h ago | pass |
| Content | Page title: “Recherche et innovation - Le CEA, acteur majeur de la recherche au service de l'Etat, de l'économie et des citoyens.” | – |
| Reputation | Trust score 100/100 · trust check | Established |
Outage history, 90 days
No incidents recorded in the last 90 days.
Common questions
Is Alternative Energies and Atomic Energy Commission down for everyone or just me?
Compare the test from your browser above with our server checks. If our servers reach cea.fr and your browser cannot, the problem is on your connection, DNS or network. If both fail, the site is down.
How do you know if Alternative Energies and Atomic Energy Commission is down?
We request the homepage from 8 locations, check DNS, the TLS certificate and the HTTP response, and compare the page content with what we saw before. We also read the service's official status feed where one exists and count visitor reports against the usual rate for the hour.
What can I do while it is down?
Subscribe to the alert on this page and we will email you when it recovers. Clearing your DNS cache or switching networks only helps when our servers can reach the site and your browser cannot.