Quad9
Quad9 Application
Application Information
The following page provides details on domains, networks, IPs, hosting services, and content delivery networks used by Quad9.
Description
Quad9 is a global public recursive DNS resolver that aims to protect users from malware and phishing.
| Category | Cybersecurity |
| Web Link | Quad9 - Home Page |
Network Intelligence
The network data shown here is also available via the Netify Data Feed API. We provide network intelligence to help deliver better digital experiences to end users and businesses.
Network Ranges
- 9.9.9.0/24
- 149.112.112.0/24
- 149.112.149.0/24
- 199.249.255.0/24
- 216.21.3.0/24
- and 2 more
Some applications are deployed across network blocks. Only networks that are dedicated to an application or platform are provided.
Protocol and Port Statistics
The adjacent table summarizes the top protocols/ports detected for this application.
Quad9 Network
Some organizations deploy all or parts of an application solution through their own infrastructure instead of third party hosting providers like AWS or Google Cloud Platform. The following is a sample of IP addresses on the Quad9 Network.
| IP | ASN Description | ASN | Route | Location | Shared |
|---|---|---|---|---|---|
| 9.9.9.9 | Quad9 | AS19281 | 9.9.9.0/24 | Global | |
| 9.9.9.10 | Quad9 | AS19281 | 9.9.9.0/24 | Global | |
| 9.9.9.11 | Quad9 | AS19281 | 9.9.9.0/24 | Global | |
| 9.9.9.12 | Quad9 | AS19281 | 9.9.9.0/24 | Global | |
| 9.9.9.13 | Quad9 | AS19281 | 9.9.9.0/24 | Global | |
| and 16 more | |||||
SaaS - Software-as-a-Service
Applications often use various third party platforms for providing authentication, advertisements, customer tracking, cybersecurity, e-mail services and more. The Software-as-a-Service (SaaS) platforms used by Quad9 are summarized below.
SaaS solutions are often deployed on multiple IPs across different geographical points-of-presence. In addition, it is common for these IP addresses to be shared by multiple applications. A sample IP is provided below.
| Service | Category | Sample IP | IP Count |
|---|---|---|---|
GitHub
|
Technology | 185.199.108.153 | 8 IPs |
WoodyNet
|
Business | 205.207.155.37 | 3 IPs |
Application Stack
Intelligence
Categories
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