Network Status

[US, SFO-12] Connectivity issues in part of our network [Update]


Dear LeaseWeb Customer,

The DDoS attack has been mitigated and currently we do not observe any impact for connectivity to/from our SFO-12 data center.

Our engineers are closely monitoring the situation, and further updates will be provided through this NOC post.

If you continue to experience connectivity issues, please contact our Support department at

Dear LeaseWeb Customer, 

You might be experincing higher than usual latency or packet loss to and from our SFO-12 data center. We are encountering a large inbound DDoS (Distributed Denial of Service) attack to our SFO-12 data center. Our engineers are currently investigating this matter and further updates will follow. 

 Possible impacted ranges: 2605:FE80::/32

Sincerely, LeaseWeb Data center naming system is explained here:

Below, you will find the network status for the LeaseWeb network. If you would like to be notified about network status changes and maintenance windows, you can subscribe to the LeaseWeb NOC mailinglist.