Ads that generate from ams1.ib.adnxs.com and fra1.ib.adnxs.com aren’t casual. They are very pushy, sometimes even aggressive. Their occurrence on your computer is a result of the malicious activity on the part of certain adware program currently present on your PC. How did they ever get into your computer? Most probably you personally took part in their infiltration. In the next section of this article you will find more information about this particular problem, i.e. how to effectively and completely get rid of fra1.ib.adnxs.com and ams1.ib.adnxs.com ads from your system.