What is yahoo tracking? r4x3=127xxx0570

[stock_post]

http:/ / www.yahoo. com/?r4x3=127xxx0570

When I go to yahoo on Firefox I see the code in bold!

What is that and what is yahoo tracking? or is that Firefox itself tracking?

I personally hate tracking without permission.

Any insight is appreciated.

"x" is actually a number I just replaced as I am not sure what that tracking number is?

 

[stock_post]

any clues on this?

 

[Johnn]

The only thing I can think of is your location based on the IP address from your ISP.