A real threat or not? Infekce zablokována

I keep getting a security popup with the following, is it a real threat or a false positive?

Infekce zablokována
URL hxxp://38.71.2.31/ad/u?mode=echo&cr=http%3A%2F%2Fsync.adap.tv%2Fsync%3Ftype%3Dgif%26key%3Dfreewheelmediainc%26uid%3D%23%7Buser.id%7D
Infection URL:Mal

Looks like a piece of adware trying to call home and failing

Try this initially

Please download AdwCleaner by Xplode onto your desktop.

[*]Close all open programs and internet browsers.
[*]Double click on AdwCleaner.exe to run the tool.
[*]Click on Scan.
[*]After the scan is complete click on “Clean”
[*]Confirm each time with Ok.
[*]Your computer will be rebooted automatically. A text file will open after the restart.
[*]Please post the content of that logfile with your next answer.
[*]You can find the logfile at C:\AdwCleaner[S1].txt as well.

Also consider these VT results: https://www.virustotal.com/en/ip-address/38.71.2.31/information/

polonus