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IBM NS1 Connect vs Quad9 comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Nov 4, 2024

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

IBM NS1 Connect
Ranking in Managed DNS
6th
Average Rating
9.2
Reviews Sentiment
7.4
Number of Reviews
17
Ranking in other categories
Domain Name System (DNS) Security (8th)
Quad9
Ranking in Managed DNS
4th
Average Rating
6.0
Reviews Sentiment
7.9
Number of Reviews
2
Ranking in other categories
Internet Security (6th)
 

Mindshare comparison

As of August 2026, in the Managed DNS category, the mindshare of IBM NS1 Connect is 2.7%, up from 1.2% compared to the previous year. The mindshare of Quad9 is 22.8%, down from 33.1% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Managed DNS Mindshare Distribution
ProductMindshare (%)
Quad922.8%
IBM NS1 Connect2.7%
Other74.5%
Managed DNS
 

Featured Reviews

DavidJackson1 - PeerSpot reviewer
Software Engineer at Abbott
Smart routing has improved uptime and performance and enables real-time automated traffic control
The best features IBM NS1 Connect offers, in my opinion, are real-time monitoring, intelligent traffic routing capabilities, and being API driven. The intelligent traffic routing and API-driven features of IBM NS1 Connect have helped my team by allowing routing based on user location, endpoint switching based on latency, and DNS response time. Additionally, IBM NS1 Connect has API integration. IBM NS1 Connect positively impacts my organization by making our website load faster and enhancing the user interface to be more intuitive and user-friendly. It's very economical and cost-effective. I also love it because it saves time through automation, saving around 30% to 35% of our time and also saving man-source. Our application uptime has improved by 40% to 45%. Although there have been a few outages, the service uptime has significantly improved our trust with clients. It is very cost-effective and affordable, hence providing a great return on investment.
Louis Geoffroy - PeerSpot reviewer
President at IDEBUG
It's easy to use and set up, but I've faced performance problems
I have experience with Quad9 and most other filtering solutions. Quad9 was working well initially, but it started slowing, so I switched to OpenDNS. I recently checked Tom's Hardware, an IT review site, and read a review of seven DNS filters. Open DNS was ranked the fastest, and Quad9 was second. Google was on there too, but they said it didn't filter enough.

Quotes from Members

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

Pros

"In general, I would say that this has been the easiest solution to manage and implement."
"IBM NS1 Connect's API-driven architecture has helped my organization with digital transformation as it is an open standard."
"I couldn't recommend a better product than NS1 for managed DNS and CDN load balancing right now."
"One of the features that is non-standard and that is very useful is the filtered DNS. We have set up our external VPN, which is what all our employees connect through, to use this feature. It's geolocation-aware. In that way, for India we set it up so that these are the servers that should be supporting things, and in the UK these servers, in the U.S. these servers, and in Sweden these ones."
"Monitoring is really important for us. We really care about reliability, and we want to make sure that we can remove some points of presence in our sector and in our edge network really fast when we experience any problems. So, monitoring that NS1 provides for DNS is really important for us."
"For starters, it integrates with Terraform and a lot of our infrastructure is effectively built out using Terraform. That makes all this stuff extremely easy... when we deploy, all the entries are created and configuration is done."
"The best benefits of using IBM NS1 Connect are the performance and availability of the product towards the cloud, and when comparing the performance with other products, I believe it is above par, as it is really helpful and gives me at least a 20 to 30% improvement in functionality."
"The solution's stability is absolutely perfect."
"The most valuable feature of Quad9 is that it is a free solution."
"Setting up Quad9 is straightforward if you know what you're doing, and it's easy to use overall."
 

Cons

"Pricing can be more transparent, especially when dealing with tight budgets."
"I am not overall satisfied with the license and cost for IBM NS1 Connect because my pre-sales team interacts on that part regarding pricing."
"When we first deployed, we flipped the switch, and it didn't work as well as we expected."
"We would really like them to become a DNS registrar."
"I would love to see improvement in the testing capabilities they provide. They have a simulate-filter feature so that you can simulate how your traffic would flow, based on their Filter Chains. I believe that was shut off for quite some time. Having that as a way to test our load-balanced CDN structure would be fantastic."
"When we first deployed, we flipped the switch, and it didn't work as well as we expected. It wasn't a complete outage, but we had issues in some places with some customers. The NS1 team went out of their way to resolve it on Thanksgiving. We have a post about it on our blog. We called it "Black Thursday.""
"We care about monitoring and telemetry work, and NS1 provides a pretty good system for monitoring. We can monitor our endpoints and points of presence around the world. If there are any issues, we can easily remove them from our network, but this area needs some improvement because it is not always reliable in NS1. In the past, we had a number of false-positive cases when the monitoring system told us about some problems in our infrastructure that were not true. NS1 is improving the system, and we are constantly talking about this with them. I know that they are releasing a new version of their monitoring system, which is really important for us, but this is a different area where we would expect them to improve."
"We use the geo load balancing functionality and there are a couple of things that are helpful there. But the language itself is something we had to get used to a little bit. Some of my folks made a few mistakes in rolling out the Filter Chain...The Filter Chain setup is a bit hard to grasp at first. It would also be nice to have a way to simulate changes in addition to staging."
"Quad9 could improve by having more free features, such as custom DNS filtering."
"It used to work fine for all the devices, but it started to slow and become non-responsive. I would have to reload the page two or three times before all the pages loaded. With OpenDNS, I only need to load the page once."
 

Pricing and Cost Advice

"Everything can always be cheaper, but as it is today the pricing is fair."
"The cost of this product is one of the reasons that we chose it."
"We pay about $30,000 a month. We used to pay about $20,000 with Dyn every month, for lower volume than we're doing right now, but it had none of the features that we have available with NS1, so it was worth it for us. It seems competitive for us, given that we're doing 4.5 billion requests."
"From a cost standpoint, it's certainly not the most expensive out there, and it's also not the cheapest, but it does well to balance the cost and the functionality/reliability."
"NS1's pricing is much more aggressive than its competitors in the market and you get more value out of what you pay for it."
"The price of Quad9 is free."
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Top Industries

By visitors reading reviews
Comms Service Provider
12%
Financial Services Firm
10%
Computer Software Company
10%
Government
7%
Comms Service Provider
26%
Computer Software Company
8%
Hospitality Company
6%
Government
5%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business1
Midsize Enterprise4
Large Enterprise13
No data available
 

Questions from the Community

What needs improvement with NS1 Managed DNS?
The aspect that needs improvement about IBM NS1 Connect is that the integration with AI is not seamless at this moment. That particular portion needs to be re-evaluated. We were able to increase th...
What is your primary use case for NS1 Managed DNS?
I have worked on both deployment models of IBM NS1 Connect in the company's environment and in the clouds. I utilize IBM NS1 Connect's Intelligent Traffic Steering feature.
What advice do you have for others considering NS1 Managed DNS?
I purchased IBM NS1 Connect through AWS Marketplace. We do use analytical tools built into the product. I rate this product 9 out of 10.
Which would you choose - Cloudflare DNS or Quad9?
Cloudflare DNS is a very fast, very reliable public DNS resolver. It is an enterprise-grade authoritative DNS service that offers great redundancy and advanced security with built-in unmetered and ...
 

Comparisons

 

Also Known As

NS1 Managed DNS, NS1
No data available
 

Overview

 

Sample Customers

Avast Software, Bloomberg L.P., BBC, Carfax, CNBC LLC, Deloitte Consulting LLP, Disney Streaming, Dropbox, EBAY Inc, Gannett Media Corp, Salesforce, Wayfair, Workday
CISCO, Netlab, proofpoint
Find out what your peers are saying about IBM NS1 Connect vs. Quad9 and other solutions. Updated: June 2026.
908,877 professionals have used our research since 2012.