Control Center won't connect anymore

Hi, I have 5 site in the ControlCenter and, after update to CC2.0, All sites no longer connect.

This is the log of one site:
INFO | 2020-07-10 09:02:12 |

---

BEGIN REFRESH INFO TASK

---

|
DEBUG | 2020-07-10 09:02:12 | Site to return callbacks to: / |
DEBUG | 2020-07-10 09:02:13 | Remote website uses SSL |
DEBUG | 2020-07-10 09:02:13 | TARGET: |
DEBUG | 2020-07-10 09:02:13 | RESPONSE: HTTP/1.1 200 OK
Date: Fri, 10 Jul 2020 09:02:10 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: keep-alive
Server: Apache
X-Powered-By: PHP/7.3
Set-Cookie: 8137403a8e831254428a8a34dee47993=86d94f779077eb63cbf07a9d43374f71; path=/; HttpOnly
Expires: Wed, 17 Aug 2005 00:00:00 GMT
Last-Modified: Fri, 10 Jul 2020 09:02:10 GMT
Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Pragma: no-cache
X-Content-Type-Options: nosniff
X-Frame-Options: SAMEORIGIN
Strict-Transport-Security: max-age=31536000; includeSubDomains
Vary: Accept-Encoding
Cache-Control: private, must-revalidate
X-IPLB-Instance: 32681
Set-Cookie: SERVERID112363=282078|Xwgul|Xwgul; path=/

Task added |

Web server error log, is empty and the plugins and components are up to date (see screenshot)


Any idea?

Hi Jose, thanks for very fast reply!
All the sites are in the OVH hosting service (shared), but I don't know if is in the same server.

Some on the same datacenter, all the others don’t.
One in a different provider

Sorry, two in a different provider