[DoS attack: ACK Scan]

[Unleashed]

Buona sera a tutti.
Poco tempo fa, ho casualmente controllato il log del router, e appare una lista di cose che definirei allarmanti, magari non è niente di grave.
Ma gradirei avere chiarimenti
Eccone una parte

[DoS attack: ACK Scan] from source: 212.239.41.109:80, Sunday, May 20,2012 21:05:52            [DoS attack: ACK Scan] from source: 212.239.41.109:80, Sunday, May 20,2012 21:03:44            
[DoS attack: ACK Scan] from source: 212.239.41.109:80, Sunday, May 20,2012 21:02:40            
[DoS attack: ACK Scan] from source: 212.239.41.109:80, Sunday, May 20,2012 21:00:32            
[DoS attack: ACK Scan] from source: 212.239.41.109:80, Sunday, May 20,2012 20:58:24            
[DoS attack: ACK Scan] from source: 69.171.229.70:80, Sunday, May 20,2012 20:57:53            
[DoS attack: ACK Scan] from source: 212.239.41.109:80, Sunday, May 20,2012 20:57:25            
[DoS attack: ACK Scan] from source: 66.220.158.74:80, Sunday, May 20,2012 20:54:51            
[admin login] from source 192.168.0.2, Sunday, May 20,2012 20:50:59            
[DoS attack: ACK Scan] from source: 66.220.153.74:80, Sunday, May 20,2012 20:49:33            
[DoS attack: ACK Scan] from source: 66.220.153.72:80, Sunday, May 20,2012 20:48:35            
[DoS attack: RST Scan] from source: 46.37.14.97:80, Sunday, May 20,2012 20:46:07            
[DoS attack: ACK Scan] from source: 69.171.228.74:80, Sunday, May 20,2012 20:45:09            
[DoS attack: ACK Scan] from source: 69.63.190.72:80, Sunday, May 20,2012 20:44:25            
[DoS attack: ACK Scan] from source: 69.171.227.69:443, Sunday, May 20,2012 20:40:38            
[DoS attack: ACK Scan] from source: 69.171.227.69:443, Sunday, May 20,2012 20:40:16            
[DoS attack: ACK Scan] from source: 66.220.158.74:80, Sunday, May 20,2012 20:39:43            
[DoS attack: ACK Scan] from source: 69.171.247.23:443, Sunday, May 20,2012 20:38:47            
[DoS attack: ACK Scan] from source: 66.220.158.74:443, Sunday, May 20,2012 20:38:23            
[DoS attack: ACK Scan] from source: 66.220.158.74:80, Sunday, May 20,2012 20:37:47            
[DoS attack: ACK Scan] from source: 66.220.158.74:80, Sunday, May 20,2012 20:37:22            
[DoS attack: ACK Scan] from source: 66.220.151.88:443, Sunday, May 20,2012 20:36:08            
[DoS attack: ACK Scan] from source: 69.171.247.23:443, Sunday, May 20,2012 20:35:40            
[UPnP set event:DeletePortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:35:29            
[DoS attack: ACK Scan] from source: 66.220.151.88:443, Sunday, May 20,2012 20:35:16            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:34:52            
[DoS attack: ACK Scan] from source: 66.220.158.70:80, Sunday, May 20,2012 20:34:47            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:34:07            
[DoS attack: ACK Scan] from source: 66.220.151.88:80, Sunday, May 20,2012 20:33:53            
[DoS attack: ACK Scan] from source: 66.220.151.88:443, Sunday, May 20,2012 20:33:33            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:33:26            
[DoS attack: ACK Scan] from source: 69.63.190.72:80, Sunday, May 20,2012 20:33:06            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:32:52            
[DoS attack: ACK Scan] from source: 66.220.153.72:80, Sunday, May 20,2012 20:32:19            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:32:15            
[DoS attack: ACK Scan] from source: 66.220.153.72:80, Sunday, May 20,2012 20:31:58            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:31:39            
[DoS attack: ACK Scan] from source: 66.220.151.88:80, Sunday, May 20,2012 20:31:38            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:31:38            
[DoS attack: ACK Scan] from source: 69.171.229.74:80, Sunday, May 20,2012 20:31:03            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:31:03            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:30:27            
[DoS attack: ACK Scan] from source: 66.220.153.76:80, Sunday, May 20,2012 20:30:09            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:29:48            
[DoS attack: ACK Scan] from source: 69.63.189.70:80, Sunday, May 20,2012 20:29:46            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:29:07            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:28:22            
[DoS attack: ACK Scan] from source: 66.220.153.76:80, Sunday, May 20,2012 20:28:21            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:27:48            
[DoS attack: ACK Scan] from source: 69.63.189.70:80, Sunday, May 20,2012 20:27:47            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:27:11            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:26:34            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:26:02            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:25:28            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:24:54            
[DoS attack: ACK Scan] from source: 69.63.189.70:80, Sunday, May 20,2012 20:24:43            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:24:19            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:23:48            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:23:14            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:22:29            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:21:56            
[DoS attack: ACK Scan] from source: 66.220.158.74:80, Sunday, May 20,2012 20:21:48            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:21:14            
[DoS attack: ACK Scan] from source: 66.220.158.74:80, Sunday, May 20,2012 20:21:06            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:20:43            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:20:11            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:19:27            
[DoS attack: ACK Scan] from source: 66.220.158.74:80, Sunday, May 20,2012 20:19:22            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:18:54            
[DoS attack: ACK Scan] from source: 66.220.153.76:80, Sunday, May 20,2012 20:18:39            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:18:21            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:17:44            
[DoS attack: ACK Scan] from source: 69.171.228.70:80, Sunday, May 20,2012 20:17:41            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:17:02            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:16:31            
[DoS attack: ACK Scan] from source: 66.220.158.70:80, Sunday, May 20,2012 20:16:11            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:15:50            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:15:48            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:15:11            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:14:32            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:14:30            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:13:53            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:13:22            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:12:43            
[DoS attack: ACK Scan] from source: 69.63.189.76:80, Sunday, May 20,2012 20:12:15            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:12:10            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:11:27            
[DoS attack: RST Scan] from source: 87.248.211.204:80, Sunday, May 20,2012 20:11:25            
[DoS attack: ACK Scan] from source: 69.63.190.70:80, Sunday, May 20,2012 20:11:10            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:10:42            
[DoS attack: ACK Scan] from source: 65.55.121.241:80, Sunday, May 20,2012 20:10:01            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:10:00            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:09:27            
[DoS attack: ACK Scan] from source: 69.63.190.70:80, Sunday, May 20,2012 20:09:20            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:08:49            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:08:15            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:07:37            
[DoS attack: ACK Scan] from source: 69.171.228.70:80, Sunday, May 20,2012 20:07:29            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:06:58            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:06:18            
[DoS attack: ACK Scan] from source: 69.63.190.70:80, Sunday, May 20,2012 20:06:06            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:05:39            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:05:08            
[DoS attack: ACK Scan] from source: 69.171.227.69:443, Sunday, May 20,2012 20:04:38            
[UPnP set event:AddPortMapping] from source 192.168.0.2, Sunday, May 20,2012 20:04:23            
[DoS attack: ACK Scan] from source: 69.171.227.69:80, Sunday, May 20,2012 20:04:18

Grazie mille in anticipo.