The IT manager at a small firm is in the process of renegotiating an SLA with the organization’s ISP. As part of the agreement, the ISP offers DNS hosting services for no additional cost. The IT manager determines that hosting the organization’s DNS records with the ISP carries too much risk for the organization. Which of the following describes how hosting DNS servers internally mitigates security risks associated with allowing the ISP to provide DNS hosting?
A. It allows the organization to easily switch between ISPs in the future.
B. It results in improved DNS response times for external customers.
C. It allows retention of full control over DNS services.
D. It requires no additional security precautions compared to external hosting.