Anonymous network traffic to public IPs


New Member

I have windows 7 SP1 installed pcs in my office network belongs to workgroup.

these system traffic shows through router(command: show ip accounting) that many public ip address is accessing ,which utilze my network bandwidth in large size.How can i block these traffic?

Why happening these public access from my PC,

Some of the public IPs are below..


Microsoft MVP
Staff member
Microsoft MVP
Before blocking take care that the addresses are not an essential part of the routing which supports your internet.

You can look them up here:

then decide if you want to block them via your firewall settings.