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OpenText Core DNS Protection​ vs Zscaler Internet Access comparison

 

Comparison Buyer's Guide

Executive Summary

Review summaries and opinions

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Categories and Ranking

OpenText Core DNS Protection​
Average Rating
8.6
Reviews Sentiment
6.7
Number of Reviews
5
Ranking in other categories
Domain Name System (DNS) Security (18th)
Zscaler Internet Access
Average Rating
8.4
Reviews Sentiment
6.7
Number of Reviews
60
Ranking in other categories
Secure Web Gateways (SWG) (3rd), Internet Security (2nd)
 

Mindshare comparison

While both are Security Software solutions, they serve different purposes. OpenText Core DNS Protection​ is designed for Domain Name System (DNS) Security and holds a mindshare of 1.9%, up 0.8% compared to last year.
Zscaler Internet Access, on the other hand, focuses on Secure Web Gateways (SWG), holds 10.0% mindshare, down 14.5% since last year.
Domain Name System (DNS) Security Mindshare Distribution
ProductMindshare (%)
OpenText Core DNS Protection​1.9%
Cisco Umbrella17.5%
Palo Alto Networks DNS Security9.1%
Other71.5%
Domain Name System (DNS) Security
Secure Web Gateways (SWG) Mindshare Distribution
ProductMindshare (%)
Zscaler Internet Access10.0%
Cisco Umbrella9.7%
Prisma Access by Palo Alto Networks7.6%
Other72.7%
Secure Web Gateways (SWG)
 

Featured Reviews

James Selby - PeerSpot reviewer
Manager Security Division at Virtual-IT
Offers reasonable pricing and solid scalability in the enterprise context
In my limited experience with Webroot, it has shown good scalability, particularly in the enterprise context. When it comes to Webroot DNS, I find it to be a nice solution but prefer a more comprehensive approach. I lean towards XDR vendors that can integrate DNS protection into a unified dashboard, especially as traditional anti-malware solutions like Webroot face challenges with evolving threat actors. Currently, I have around 60,000 Webroot users for anti-malware, but for DNS protection, it is a fraction—about one or two percent—since some clients opt for other solutions. Traditional anti-malware technology is becoming less effective against sophisticated threats.
Mohan Janarthanan - PeerSpot reviewer
Associate Vice President at Novac Technology Solutions
User access management and threat prevention are enhanced with user-friendly controls
The best features Zscaler Internet Access offers include application control, tenant segregation, and PoP center regions which have low availability zones. The internet access is very successful and bandwidth speed is excellent. It also has application-based control, URL-based control, and SSL inspection capabilities, which are very useful. Additionally, the in-depth CASB segregation is very beneficial to us. One unique feature I found helpful is the tenant level restrictions, which we use to only access our organization's tenant level mail IDs, drives, and specific tenant level access while restricting public access. Zscaler Internet Access has positively impacted our organization as we have noticed substantial outputs and income. It has improved our security environment control and endpoint protection. It prevents numerous web attacks through its AI/ML incorporated capability which identifies malware, threats, and viruses. It has a toggle button to enable features entirely at the tenant level for all users onboarded into Zscaler Internet Access, resulting in much better outcomes.

Quotes from Members

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Pros

"DNS protection is valuable."
"Almost everyone who uses it is happy about the product. I don't get any types of complaints from my clients."
"When compared with other products, Webroot DNS Protection is the best to secure the end users."
"Webroot excels in DNS protection, particularly in blocking malicious sites and phishing."
"The installation is easy and doesn't take long. The program speedy and doesn't crash. It doesn't consume computer hardware or software."
"I would recommend Webroot; it is a very good solution and a solid solution that keeps our computers protected."
"The cloud proxy and integration are some of the key features. Since there is cloud waste, we can quickly provision it and start working on the configuration. On top of that, they have added a few more features. They have integrated CASB, and file sandboxing is part of it."
"Zscaler is an expensive solution, but it's worth the price."
"Zscaler Internet Access gives visibility, which is important to have, and the fact that it is usable everywhere is a significant advantage."
"In summary, this is a good product and I completely recommend it."
"Since this is a cloud based product, we don't have to bother about the hardware or physical status and space."
"Zscaler Internet Access is less expensive than competitors like Palo Alto, offering a premium service justified by security enhancements and cost-effective scalability."
"Zscaler Internet Access's best feature is the granular policy controls."
"From the top to bottom, Zscaler Internet Access is a great security product that protects my end users and remote users in the cloud."
 

Cons

"Reporting is not done in real-time. Rather, it is done in 15-minute intervales. This is something that should be configurable by the admin."
"The price could be improved."
"It needs to be more secure for production environments."
"It addresses a specific risk related to malicious sites but doesn't cover broader security aspects."
"The reporting system needs improvement. They should make is that we can customize it so we can add, remove or change its interface but they use a template. The reports cannot be changed."
"It needs to be more secure for production environments, currently, it is reliable and secure but as per new internet attacks, it should be ready with a proactive approach to eliminate attack chances."
"We did hit a problem a while back where they didn't scale properly and we had some major issues."
"I would like to see the ability to choose a pool of IPs for my company, set up rules based on them, and know that those IPs are not used by other companies."
"It is quite expensive. It does its job, but it is quite expensive for what we need."
"The pricing is an issue. It is expensive if you have all of your users in the same location. It is expensive compared to other firewalls on the market."
"Zscale is providing a proxy IP, and most government sites will block traffic from a proxy. Also, we see some performance issues on the cloud side during DC failover."
"The main issue with Zscaler Internet Access is proxy IP detection, which sometimes makes sites inaccessible."
"The interface for administration could be better. They should upgrade the management portal."
"In every cloud service in the world, you have multiple upstream internet providers to create diversity so that if one of your providers fails, your network just continues. In South Africa, there is only one upstream provider, and that's not right. That that's a problem."
 

Pricing and Cost Advice

Information not available
"Roughly, we might spend $70,000 a month on the solution. We don't pay for anything beyond the standard licensing fee."
"Zscaler is an expensive solution, but it's worth the price. Their services are unmatched by competitors. Some may come with half the features that Zscaler can offer and be much cheaper. However, they do not have the global coverage that Zscaler has, and they will not provide the same low latencies and the same speeds that Zscaler can."
"Price-wise, the tool is reasonable compared to the other products in the market but it is not a very low-priced tool. The solution does provide value for money."
"The price of Zscaler Internet Access should improve, it is expensive."
"The solution is a little bit expensive. On a scale of one to five, I would rate it as a three."
"It is quite expensive. It does its job, but it is quite expensive for what we need."
"We pay around 6,500 INR per user per year, which is very expensive. I would rate Zscaler's pricing one out of five."
"The tool is moderately priced."
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Top Industries

By visitors reading reviews
Comms Service Provider
11%
Construction Company
10%
Media Company
10%
Computer Software Company
9%
Financial Services Firm
11%
Computer Software Company
10%
Manufacturing Company
10%
Retailer
6%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
No data available
By reviewers
Company SizeCount
Small Business17
Midsize Enterprise9
Large Enterprise39
 

Questions from the Community

Ask a question
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Which is the better security solution - Cisco Umbrella or Zscaler?
Cisco Umbrella and Zscaler Internet Access are two broad-spectrum Internet security solutions that I have tried. Zscaler Internet Access is a good option for carrying out multiple security functi...
Which is better, Zscaler internet access or Netsckope CASB?
We researched Netskope but ultimately chose Zscaler. Netskope is a cloud access security broker that helps identify and manage cloud applications, protecting your sensitive data from exfiltration....
What is your experience regarding pricing and costs for Zscaler Internet Access?
It is only for big companies currently and they only focus on that. That is one of the problems to get into the market. Of course, it is an expensive product.
 

Also Known As

SecureAnywhere DNS Protection
ZIA
 

Overview

 

Sample Customers

1. Cisco  2. Dell  3. HP  4. IBM  5. Microsoft  6. Oracle  7. Symantec  8. McAfee  9. Trend Micro  10. Palo Alto Networks  11. Fortinet  12. Check Point Software Technologies  13. Juniper Networks  14. F5 Networks  15. Citrix Systems  16. VMware  17. FireEye  18. Splunk  19. Proofpoint  20. Carbon Black  21. Barracuda Networks  22. SonicWall  23. WatchGuard Technologies  24. Sophos  25. Kaspersky Lab  26. Bitdefender  27. Avast  28. AVG Technologies  29. ESET  30. Malwarebytes  31. Webroot (the company itself)  32. OpenDNS (now part of Cisco)
Ulster-Greene ARC, BanRegio, HDFC, Ralcorp Holdings Inc., British American Tobacco, Med America Billing Services Inc., Lanco Group, Aquafil, Telefonica, Swisscom, Brigade Group
Find out what your peers are saying about Cisco, Infoblox, Palo Alto Networks and others in Domain Name System (DNS) Security. Updated: June 2026.
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