--- title: F5 Global Server Load Balancing (GSLB) Reviews meta\_title: 'F5 Global Server Load Balancing (GSLB) Reviews 2026: Details, Pricing, & Features | G2' meta\_description: Filter reviews by the users' company size, role or industry to find out how F5 Global Server Load Balancing (GSLB) works for a business like yours. aggregate\_rating: rating\_value: 4.6 review\_count: 7 scale: '5' date\_modified: '2026-07-17' parent\_category: name: Hosting url: https://www.g2.com/categories/hosting --- # F5 Global Server Load Balancing (GSLB) Reviews & Product Details Claimed ###### Profile Status This profile is currently managed by F5 Global Server Load Balancing (GSLB) but has limited features. Are you part of the F5 Global Server Load Balancing (GSLB) team? [Upgrade your plan](https://sell.g2.com) to enhance your branding and engage with visitors to your profile! F5® BIG-IP® DNS global server load balancing solutions for enterprise and services providers alike, distributes DNS and user application requests based on business policies, data center and cloud service conditions, user location, and application performance. The BIG-IP platform delivers F5’s high-performance DNS services with visibility, reporting, and analysis; hyperscales and secures DNS responses geographically to survive DDoS attacks; delivers a real-time DNSSEC solution; and ensures high availability of global applications in all cloud environments. F5 provides a hyper-scale and secure DNS solution for service providers that provides faster web browsing and reduced latency. This improves subscriber’s user experience and leads to reduced churn and increased revenues. Visibility into DNS and applications means that their health, optimization and protection can be maximized. * * * Seller [F5](https://www.g2.com/sellers/f5-f6451ada-8c47-43f5-b017-58663a045bc5) Discussions [F5 Global Server Load Balancing (GSLB) Community](https://www.g2.com/products/f5-global-server-load-balancing-gslb/discuss) Overview by Chase Abbott Show More ## Top-Rated Alternatives [ ![HAProxy](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "HAProxy") HAProxy 4.7/5(912) ](https://www.g2.com/products/haproxy/reviews) [ ![Cloudflare Application Security and Performance](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Cloudflare Application Security and Performance") Cloudflare Application Security and Performance 4.5/5(696) ](https://www.g2.com/products/cloudflare-application-security-and-performance/reviews) [ ![Hostwinds](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Hostwinds") Hostwinds 4.9/5(438) ](https://www.g2.com/products/hostwinds/reviews) [ View All Alternatives ](https://www.g2.com/products/f5-global-server-load-balancing-gslb/competitors/alternatives) ## User Insights Average based on 7 real user reviews. [Log in to unlock pricing and user insights](/login) ![Muthu K.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Muthu K.") MK Muthu K. Senior Network Architect & design Specialist Enterprise (\> 1000 emp.) 11/28/2023 "F5-DNS" 5/5 What do you like best about F5 Global Server Load Balancing (GSLB)? The F5 hardware & software solid capability and processing the request and throughput is very fast compare other DNS devices Review collected by and hosted on G2.com. What do you dislike about F5 Global Server Load Balancing (GSLB)? The price is too high compare other DNS devices in the market. Frequent release of software hard maintain up to the mark. Review collected by and hosted on G2.com. What problems is F5 Global Server Load Balancing (GSLB) solving and how is that benefiting you? F5-DNS resolving our applications access users are spread across gloabal. F5-DNS giving very fast and robust access to users by using global traffic managmenet route capabilties. F5-DNS securing applcaitions using DNSSEC feature from vulnerbiity Review collected by and hosted on G2.com. Show More Validated ReviewerSource: G2 invite ![Ümit G.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Ümit G.") ÜG Ümit G. Senior Information Technology Security Consultant Mid-Market (51-1000 emp.) 10/24/2023 "Best GSLB" 5/5 What do you like best about F5 Global Server Load Balancing (GSLB)? You can integrate F5 BIG-IP DNS seamlessly with other F5 solutions, creating a comprehensive application delivery and security ecosystem. This integration allows for a comprehensive approach to managing and optimizing applications. Review collected by and hosted on G2.com. What do you dislike about F5 Global Server Load Balancing (GSLB)? F5 products, including BIG-IP DNS, are often considered expensive. The cost of licenses, hardware, and support services can be a significant factor for organizations, especially smaller ones. Review collected by and hosted on G2.com. What problems is F5 Global Server Load Balancing (GSLB) solving and how is that benefiting you? F5 BIG-IP DNS includes features to mitigate DNS-based attacks solve DNS attacks to our DNS servers. Review collected by and hosted on G2.com. Show More 10/18/2024 Validated ReviewerSource: G2 invite ![David L.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "David L.") DL David L. IT Systems Engineer Education Management Enterprise (\> 1000 emp.) 4/4/2023 "F5 takes care of business" 4/5 What do you like best about F5 Global Server Load Balancing (GSLB)? It is an industry standard. It takes care of all our needs in one box. We feel confident in the service it provides. It is easy to manage and makes sense in the setup and management console. Review collected by and hosted on G2.com. What do you dislike about F5 Global Server Load Balancing (GSLB)? The only thing that may be a dislike is that it does take a good knowledge of the product to setup. It may not be very intuitive for first time users, and you may need some help with the initial setup. Review collected by and hosted on G2.com. What problems is F5 Global Server Load Balancing (GSLB) solving and how is that benefiting you? We needed help setting up and adding some protection for internal resources to be accessible to the outside. We needed a product that could handle some of our more particular older products. Review collected by and hosted on G2.com. Show More 10/4/2023 Current UserValidated ReviewerIncentivizedSource: G2 invite ![Verified User in Financial Services](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Financial Services") AF Verified User in Financial Services Enterprise (\> 1000 emp.) 10/8/2021 "F5 GTM" 4.5/5 What do you like best about F5 Global Server Load Balancing (GSLB)? Easy to configure GSLB/multiple DC, does most of the DNS resolution function etc Review collected by and hosted on G2.com. What do you dislike about F5 Global Server Load Balancing (GSLB)? Some of the complex configurations which aren't straight forward Review collected by and hosted on G2.com. Recommendations to others considering F5 Global Server Load Balancing (GSLB): I would definitely recommend other to try F5's BIG IP DNS and other modules Review collected by and hosted on G2.com. What problems is F5 Global Server Load Balancing (GSLB) solving and how is that benefiting you? Dual site or multiple DC's Review collected by and hosted on G2.com. Show More 3/28/2023 Validated ReviewerSource: Seller invite ![Mohammed Shiraz M.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Mohammed Shiraz M.") MM Mohammed Shiraz M. Cyber Security Architecture Senior Specialist Mid-Market (51-1000 emp.) 10/27/2022 "The best DNS Solution in the market" 5/5 What do you like best about F5 Global Server Load Balancing (GSLB)? The global server load balancing with a lot of intelligence behind it is the best feature of F5-DNS Review collected by and hosted on G2.com. What do you dislike about F5 Global Server Load Balancing (GSLB)? So far I havnt seen any issues with the solution other than the price which is quite expensive compared to other vendors Review collected by and hosted on G2.com. What problems is F5 Global Server Load Balancing (GSLB) solving and how is that benefiting you? GSLB was required and this was achieved by F5-DNS Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![Pradnesh C.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Pradnesh C.") PC Pradnesh C. Senior Network Engineer Enterprise (\> 1000 emp.) 8/10/2022 "One of the best load balancer in the market" 4/5 What do you like best about F5 Global Server Load Balancing (GSLB)? F5 is the most versatileand easy to manage load balancer i have ever used. Review collected by and hosted on G2.com. What do you dislike about F5 Global Server Load Balancing (GSLB)? Nothing as such, works perfectly in my enterprise. Review collected by and hosted on G2.com. What problems is F5 Global Server Load Balancing (GSLB) solving and how is that benefiting you? Load balancing application traffic efficiently. Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![Anurag J.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Anurag J.") AJ Anurag J. Design Architect Enterprise (\> 1000 emp.) 2/8/2022 "An Intelligent DNS Resolution & Load Balancing Decisions Maker!" 5/5 What do you like best about F5 Global Server Load Balancing (GSLB)? The Intelligent DNS Resolution with an excellent iquery protocol technology to monitor the availability. Review collected by and hosted on G2.com. What do you dislike about F5 Global Server Load Balancing (GSLB)? None as of now. I highly recommend it as being a web security engineer. GTM in a large enterprise is a bliss! Review collected by and hosted on G2.com. Recommendations to others considering F5 Global Server Load Balancing (GSLB): None as of now. Review collected by and hosted on G2.com. What problems is F5 Global Server Load Balancing (GSLB) solving and how is that benefiting you? We have been using F5 GTM for a variety of use cases such as, Load Balancing Traffic Across DCs and Different Geo Locations, Managing our proxy servers through GTM to have uninterrupted Internet Access, Using GTM as Authoritative DNS for Internal Infrastructure as well. Review collected by and hosted on G2.com. Show More Validated ReviewerSource: Organic ## Questions about F5 Global Server Load Balancing (GSLB)? Ask real users or explore answers from the community Get practical answers, real workflows, and honest pros and cons from the G2 community or share your insights. [ Ask about F5 Global Server Load Balancing (GSLB) ](https://www.g2.com/products/f5-global-server-load-balancing-gslb/discussions/new) GU Guest User What is F5 Global Server Load Balancing (GSLB) used for? 0 Upvotes 0 [ Join the conversation ](https://www.g2.com/discussions/what-is-f5-global-server-load-balancing-gslb-used-for) [ View all Discussions ](https://www.g2.com/products/f5-global-server-load-balancing-gslb/discuss) ##### Pricing Pricing details for this product isn’t currently available. Visit the vendor’s website to learn more. 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