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F5 BIG-IP DNS Reviews

Vendor: F5
4.3 out of 5
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What is F5 BIG-IP DNS?

F5 BIG-IP DNS provides intelligent traffic management and DNS security, enhancing application performance and availability through efficient load balancing and DDoS protection.

Get the F5 BIG-IP DNS Buyer's Guide and find out what your peers are saying about F5 BIG-IP DNS, Cisco Umbrella, Infoblox Advanced DNS Protection and more!
F5 BIG-IP DNS is the #6 ranked solution in top Domain Name System (DNS) Security solutions. PeerSpot users give F5 BIG-IP DNS an average rating of 8.6 out of 10. F5 BIG-IP DNS is most commonly compared to Cisco Umbrella: F5 BIG-IP DNS vs Cisco Umbrella. F5 BIG-IP DNS is popular among the large enterprise segment, accounting for 57% of users researching this solution on PeerSpot. The top industry researching this solution are professionals from a financial services firm, accounting for 11% of all views.
Buyer's Guide
F5 BIG-IP DNS
April 2026
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Helped 891,869 peers since 2012

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F5 BIG-IP DNS mindshare

As of April 2026, the mindshare of F5 BIG-IP DNS in the Domain Name System (DNS) Security category stands at 4.3%, down from 5.3% compared to the previous year, according to calculations based on PeerSpot user engagement data.
Domain Name System (DNS) Security Mindshare Distribution
ProductMindshare (%)
F5 BIG-IP DNS4.3%
Cisco Umbrella18.7%
Infoblox Advanced DNS Protection9.4%
Other67.6%
Domain Name System (DNS) Security

PeerResearch reports based on F5 BIG-IP DNS reviews

TypeTitleDate
CategoryDomain Name System (DNS) SecurityApr 29, 2026Download
ProductReviews, tips, and advice from real usersApr 29, 2026Download
ComparisonF5 BIG-IP DNS vs Cisco UmbrellaApr 29, 2026Download
ComparisonF5 BIG-IP DNS vs Cisco Secure AccessApr 29, 2026Download
ComparisonF5 BIG-IP DNS vs Palo Alto Networks DNS SecurityApr 29, 2026Download
Suggested products
TitleRatingMindshareRecommending
Cisco Umbrella4.418.7%97%123 interviewsAdd to research
Infoblox Advanced DNS Protection4.19.4%93%19 interviewsAdd to research
 
 
Key learnings from peers
Last updated Mar 29, 2026

Valuable Features

F5 BIG-IP DNS offers valuable features like robust security with DDoS protection, easy configuration, and deployment. Its Global Traffic Manager enhances geographical connectivity and data center load balancing. Scalability, high availability, and automatic failover are critical benefits. DNS security and flexible scripting enhance performance. Users benefit from efficient traffic steering based on location and server health, improving application availability and disaster recovery. F5 BIG-IP DNS is cost-effective and stable, with strong global service load balancing capabilities.
  • "F5 provides us with a mechanism to accomplish complex product balancing."
  • "F5 BIG-IP DNS is useful, depending on how you use it."
  • "The most valuable features are DNS security and the speed of operations."

Room for Improvement

F5 BIG-IP DNS users point out a complicated interface and setup process, along with high costs as areas that require enhancement. They note that improvement is needed in support, pricing, cloud integration, and documentation. Security aspects suffer from limited documentation and false positives, while better vendor integration and expanded training resources are necessary. Users recommend simplifying deployment and upgrading reporting and monitoring features to enhance overall efficiency and competitiveness in the market.
  • "Hand management and working with rules are two areas that need to be improved."
  • "The solution is complicated to use."
  • "Scalability is a concern, it could be improved."

ROI

Organizations experienced substantial ROI from F5 BIG-IP DNS through cost savings and enhanced performance. Benefits include improved redundancy, minimized disruptions, and load balancing that boosts user experience. This resulted in maintained customer trust and reduced revenue loss risk. F5 BIG-IP DNS, crucial in protecting web applications and published services, helped prevent outages and ensure reliable availability, thus contributing positively to reputation and operational risk reduction. Pricing is considered above average, yet justified by the high ROI.

Pricing

Enterprise buyers report that F5 BIG-IP DNS is generally expensive with a need for periodic license renewals. While the product offers value, especially with its comprehensive feature set, its cost can be higher compared to competitors like Citrix and Fortinet. Pricing options include perpetual and subscription-based plans, with additional costs for advanced features like full DDoS protection. Discounts for new or small customers may be limited, but the solution provides competitive value for its price.
  • "You cannot do much around DDoS protection without an additional license from F5."
  • "I would rate the pricing a three out of ten, with ten being a low price."
  • "They are competitively priced."

Popular Use Cases

Organizations primarily use F5 BIG-IP DNS for load balancing, reverse proxy authentication, and global server load balancing. It supports internal and global DNS services, web application availability, and disaster recovery. Users benefit from high application availability, DNS security, caching, and traffic management across multiple servers and data centers. F5 BIG-IP DNS is utilized to create active-active and active-standby data center configurations, ensuring optimal traffic distribution based on server health and network latency.

Service and Support

F5 BIG-IP DNS offers good customer service and support, although experiences vary. Some find their technical support excellent, responsive, and proficient in addressing issues promptly. Others mention areas needing improvement, especially in analysis services and cloud-related challenges. Support is available throughout all stages and allows users to self-check solutions with automated analysis tools. Ratings indicate satisfaction, with scores often between eight to ten out of ten, although some users experienced slower response times.

Deployment

Initial setup of F5 BIG-IP DNS is often described as complex but can also be straightforward for those with the necessary knowledge. It can take anywhere from 10 minutes to six months depending on expertise and project requirements. Effective configuration involves deploying virtual servers, setting up interfaces, and managing geographical availability. Documentation may need improvement as some find it not well documented, while others find setup manageable with proper guidance and team support.

Scalability

F5 BIG-IP DNS scales effectively across varied environments, handling high traffic and numerous users with ease. Users appreciate its flexibility, especially in cloud settings. Some mention exploring virtual editions like NGINX due to appliance limitations. Multiple organizations leverage its ability to support large DNS queries, distributing traffic efficiently. Challenges exist for some who find hardware constraints troublesome. Widely adopted in various regions, it consistently addresses scalability needs with positive assessments regarding its capacity to expand seamlessly.

Stability

F5 BIG-IP DNS is highly stable, with ratings often reaching ten out of ten for reliability. Users highlight that it does not exhibit bugs or crashes, whether on hardware or cloud versions. Organizations have used it for over a decade without issues such as unresponsiveness or server failures. Proper sizing ensures continued performance excellence. This stability compares favorably against Loadbalancer and Citrix, making it a preferred choice for many.
These insights are based on the in-depth reviews provided by peers to help you make a better buying decision.
Download our F5 BIG-IP DNS Buyer's Guide for additional reliable information.

Review data by company size

By reviewers
Company SizeCount
Small Business7
Midsize Enterprise4
Large Enterprise9
By reviewers
By visitors reading reviews
Company SizeCount
Small Business47
Midsize Enterprise39
Large Enterprise114
By visitors reading reviews

Top industries

By visitors reading reviews
Financial Services Firm
11%
Computer Software Company
9%
Manufacturing Company
9%
Retailer
6%
Construction Company
6%
Comms Service Provider
5%
Healthcare Company
5%
University
5%
Outsourcing Company
5%
Educational Organization
5%
Energy/Utilities Company
4%
Government
4%
Marketing Services Firm
4%
Insurance Company
4%
Performing Arts
3%
Media Company
2%
Non Profit
2%
Real Estate/Law Firm
2%
Logistics Company
1%
Legal Firm
1%
Religious Institution
1%
Hospitality Company
1%
Consumer Goods Company
1%
Transportation Company
1%

Compare F5 BIG-IP DNS with alternative products

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Learn more about F5 BIG-IP DNS

F5 BIG-IP DNS is a powerful tool for managing global traffic across data centers, offering robust security, scalability, and intelligent traffic steering based on server health and location. It balances traffic through its Global Traffic Manager and Global Server Load Balancing, ensuring high availability and improved performance. Users value its ease of configuration, stability, and cost-effectiveness, though improvements are needed in cloud integration, identity management, documentation, and deployment complexity. Pricing and documentation require refinement, while support response and VMware integration are also areas for potential growth.

What are the key features of F5 BIG-IP DNS?
  • Robust Security: Provides strong security with DNS and DDoS protection.
  • Global Server Load Balancing: Balances traffic across multiple servers and data centers to ensure high availability.
  • Intelligent Traffic Steering: Directs traffic based on server health and location, optimizing application performance.
  • Scalability: Ensures performance with scalable traffic management solutions.
  • Scripting Flexibility: Allows customization and automation through scripting capabilities.
What should users look for in reviews when evaluating F5 BIG-IP DNS?
  • Ease of Configuration: Simplifies setup and management.
  • Cost-Effectiveness: Provides value for investment with comprehensive features.
  • Stability: Offers reliable performance without frequent issues.
  • Availability and Recovery: Enhances disaster recovery and availability through robust load balancing.
  • DNS Security: Protects against DNS-related threats efficiently.

F5 BIG-IP DNS is often implemented in industries requiring high availability and security, such as finance and healthcare. These industries benefit from its capabilities in managing global server load balancing, DNS protection, and traffic distribution. Many organizations deploy it to ensure disaster recovery and improve application performance. It's used in conjunction with local traffic management and application security management to provide a comprehensive solution for businesses seeking reliability and security in their network operations.

F5 BIG-IP DNS was previously known as F5 BIG-IP DNS, F5 DNS Delivery.

F5 BIG-IP DNS customers

Ricacorp Properties, Bangladesh Post Office, Shawbrook Bank, Shinsegae Internet Duty Free

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Product Categories

Product Categories
Domain Name System (DNS) Security

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F5 BIG-IP DNS Reviews Summary
Author infoRatingReview Summary
Associate Consultant at HCLSoftware4.5I rely on F5 BIG-IP DNS for global load balancing, ensuring maximum availability and performance via intelligent traffic steering. It's stable, scalable, and offers strong ROI, but I'd like a modernized UI and lower costs.
Solutions Architect at Mideast Communication Systems-MCS4.0I use F5 BIG-IP DNS mainly for DNS security, GSLB, and load balancing. It's stable, scalable, and offers high ROI, though it could improve in DNS-specific and DDoS protection compared to specialized vendors.
Sr. Architect at NBC Universal4.0We use F5 BIG-IP DNS for internal and global DNS services, benefiting from its robustness and seamless integration with our F5 infrastructure. Though analysis services need improvement, we have seen significant cost savings and minimized disruptions with its deployment.
Sr. Network Engineer at Tekboox4.0In the review of F5 BIG-IP DNS, I highlighted its GTM feature for effective traffic load balancing across multiple data centers. While its identity management needs improvement for Zero Trust architectures, its unique load balancing capabilities are unmatched by competitors.
- at a computer software company with 51-200 employees5.0F5 BIG-IP DNS excels in application delivery and DNS security with a flexible scripting language for custom traffic management. While its configuration is complex and demands expertise, it surpasses cloud solutions like Cloudflare in flexibility and feature customization.
Senior Network Specialist at Intuitive Technology Partners4.5I deploy F5 BIG-IP DNS for managing global sites at our data center. While it's superior to Citrix NetScaler in load balancing, its porting functionality needs improvement. Despite this, its unmatched performance and scalability make it a market leader.
Network and Security Engineer at CITG5.0I use F5 BIG-IP for modules like LTM, ASM, ABM, and DNS, appreciating its scalability, high availability, and application protection. However, support response time needs improvement. I have evaluated similar solutions from Citrix and Fortinet.
Sub Divisional Engineer NOC Bangalore at Bharat Sanchar Nigam Limited4.5I find F5 BIG-IP DNS excellent for caching, praising its strong security and DDoS mitigation. While stable and scalable, I wish for improved brand awareness, more pre-installation training, and enhanced command-and-control blocking features.