
IP Lookup Details:
IP Information - 65.190.208.135
Host name: syn-065-190-208-135.res.spectrum.com
Country: United States
Country Code: US
Region: North Carolina
City: Elizabethtown
Latitude: 34.6471
Longitude: -78.5747

[DoS attack: ACK Scan] (3) attack packets in last 20 sec from ip [65.190.208.135], Wednesday, Nov 22,2017 16:09:57 [DoS attack: ACK Scan] (5) attack packets in last 20 sec from ip [65.190.208.135], Wednesday, Nov 22,2017 16:08:51 [DoS attack: ACK Scan] (2) attack packets in last 20 sec from ip [65.190.208.135], Wednesday, Nov 22,2017 16:08:27 [DoS attack: ACK Scan] (2) attack packets in last 20 sec from ip [65.190.208.135], Wednesday, Nov 22,2017 16:06:51
Might look into block all inbound on your firewall. Most Dos or Aka Port Knocking is on your Wan. So block all inbound on your Wan.