The killer feature is a very flexible script language. Also, it's really good in balancing at a worldwide level, good security for DNS records, and security for after DNS for customers. So, the aforementioned details are regarding the best features in F5 BIG-IP DNS.

The security is pretty good. It helps protect against DDoS. 

The management is very easy. 

Overall, it works well and is effective. 

The pricing is reasonable.

It is stable.

We can scale the solution. 

it is pretty secure. It's a good environment. 

The GTM feature is very good, It's very useful, especially if we have multiple data centers. If we want to load balance traffic from multiple data centers, the GTM feature is very useful.  

The security features, DDoS mitigation facilities, and SQL configuration are the most valuable aspects of this solution.

The data mitigation is very good.

Global availability is a key feature for me. Additionally, DNS Security Zones (DSZ) within DNS Check is a good feature.

It is cost-effective as well.

Global Server Load Balancing (GSLB) functionality within BIG-IP DNS enhanced our DNS resolution efficiency.

It's the GSLB component that handles load-balancing applications across different locations. Through GSLB, if you have one location in India and another in the US, for instance, you can set up priority-based or cost-based IT services.

When a user requests support, the system checks if they are coming from a location associated with a specific service level. If the user is in the US,  GSLB automatically resolves them to US-based DCs, and vice versa for India. This ensures users are directed to the appropriate applications based on their location.

The solution is easy to configure and deploy. It is scalable and works without any downtime. F5 BIG-IP DNS is a flexible solution. 

The most valuable feature of the solution is security. I have not encountered any hacking attempts since we have been using the solution.

F5 BIG-IP DNS is a stable solution.

BIG-IP DNS's best feature is the Global Traffic Manager (GTM).

F5 BIG-IP DNS is useful, depending on how you use it. Once you write to it, you can do anything you want from it, making it a very powerful solution.

F5 provides us with a mechanism to accomplish complex product balancing.

The most valuable features are DNS security and the speed of operations.

It is easy to administer.

BIG-IP DNS's best features are DNS monitoring and global service load balancing.