Public DNS is not good for all

In its attempt to organize information at the highest level, Google offers the opportunity to work with your GNS lookups, but it seems that the new service could be attractive to those with bad ISP-based DNS service. Google says that their service offers many opportunities and benefits for its customers, of course, depending on their geographic and network locations, and a large number of security features for all those who accept the new service. However, lately it appears more and more information that show that Google Public DNS service is not good for all because the attacker can inject false information to the DNS server.