Time: September 19, 2014 21:36:00 (CEST)
Dear Leaseweb Customer,

Between 21:15 and 21:25 CEST we experienced high latency and packet loss due to a DDoS attack in part of our network in AMS-01.

The following network prefixes might have been affected:

31.186.170.0/24
37.48.96.0/23
46.226.192.0/22
46.182.180.0/23
46.226.196.0/23
62.212.75.128/26
82.192.64.0/23
83.149.102.0/23
85.17.66.0/25
85.17.66.192/26
92.114.86.0/23
93.176.128.0/23
94.177.98.0/23
95.211.72.0/21
95.211.106.0/23
95.211.108.0/22
95.211.112.0/20
95.211.134.0/23
95.211.160.0/23
95.211.176.0/21
95.211.216.0/21
95.211.232.0/21
109.70.12.0/22
185.19.214.0/25
185.22.4.0/24
185.24.174.0/24
185.44.22.0/23
190.105.195.0/24

2001:1AF8:4500::/40
2A02:40C0:2::/48
2A02:4900::/44

[UPDATE 21:55]

We again experienced hight latency and packet loss between 21:35 and 21:45 due to another DDoS attack. The attack has been filtered and connectivity has been restored.

If you notice any issues, please open a ticket via the LeaseWeb Self Service Center, or contact us directly at [email protected].