Introduction
DNSRadar is a real-time DNS monitoring service that alerts developers to changes instantly.
What is DNSRadar?
DNSRadar is a purpose-built DNS monitoring service designed for developers, system administrators, and technical teams. It solves the critical problem of undetected DNS record changes, which can lead to website downtime, email delivery failures, and security vulnerabilities. The service continuously monitors specified DNS records and sends immediate notifications via webhooks when any changes are detected. This proactive approach is essential for maintaining service reliability and allows teams to investigate and resolve issues before they affect end-users.
Key Features of DNSRadar
Real-Time Alerts
Receive instant webhook notifications the moment any DNS change is detected, enabling proactive measures to prevent user impact.
Comprehensive Record Monitoring
Monitor all major DNS record types including A, AAAA, CNAME, MX, TXT, NS, and PTR for complete coverage of your infrastructure.
Detailed Historical Data
Access and review a complete history of all DNS changes, which helps in tracking patterns and investigating past incidents.
Frequent DNS Checks
The service performs checks as often as every 5 minutes, ensuring that any change to your DNS records is caught and reported quickly.
Secure and Reliable Operation
Built with enterprise-grade security and backed by a 99.9% uptime SLA, the monitoring infrastructure is designed for maximum reliability.
Easy API Integration
A simple REST API allows for quick setup and programmatic management of monitors, making it easy to integrate into existing workflows.
Use Cases for DNSRadar
Preventing Website Downtime
Monitor A and AAAA records for critical domains to get alerted immediately if IP addresses are mistakenly changed or pointed to incorrect servers.
Ensuring Email Deliverability
Track MX and TXT records (like SPF and DKIM) to receive notifications of changes that could disrupt email flow or cause emails to be marked as spam.
Security and Compliance Monitoring
Monitor NS records for unauthorized changes to nameservers or TXT records for security policy modifications, aiding in breach detection and compliance audits.
Infrastructure Change Verification
Confirm that DNS changes made during deployments or migrations propagate correctly by monitoring the expected values and being alerted of the update.
How to Use DNSRadar
- Sign Up: Create an account on the DNSRadar website to access the dashboard and generate an API key.
- Create a Monitor: Using the provided REST API or the dashboard, set up a monitor by specifying the domain, subdomain, record type (e.g., A, MX), and the expected value(s).
- Configure Webhooks: Provide the URL for your webhook endpoint where you want to receive instant notifications about DNS changes.
- Receive Alerts: DNSRadar will begin checking the specified records at your chosen frequency. You will receive a POST request to your webhook immediately upon any detected change.
- Review History: Use the dashboard or API to access historical logs of all changes for auditing and troubleshooting purposes.
Target Audience for DNSRadar
- DevOps and Site Reliability Engineers (SREs) responsible for uptime and infrastructure health.
- System Administrators managing corporate networks and domain infrastructure.
- Web Developers and Agency Teams who manage client websites and need to ensure their availability.
- Security Teams monitoring for unauthorized or malicious changes to DNS settings.
- IT and Technical Operations Teams in companies of all sizes that rely on stable internet services.
Is DNSRadar Free?
DNSRadar offers a transparent, tiered pricing model based on the number of monitors (individual DNS checks) needed per month.
| Plan | Price | Key Features | Monitors/Month |
|---|---|---|---|
| Free | $0 | 2 days email support, 7 days log retention, 1 webhook endpoint | 50 |
| Starter | $9/month | Priority email support, 30 days log retention, unlimited webhooks | 100 |
| Professional | $24/month | Priority support, 30-day logs, unlimited webhooks | 1,000 |
| Business | $49/month | Priority support, 30-day logs, unlimited webhooks | 2,500 |
| Scale | $99/month | Priority support, 30-day logs, unlimited webhooks | 10,000 |
Paid plans include a small overage fee if you exceed your monitor limit. The service also offers custom enterprise pricing for needs exceeding one million monitors.
DNSRadar's Pros and Cons
| Aspect | Pros | Cons |
|---|---|---|
| Pricing | Generous free tier for starters; clear, scalable paid plans. | Can become costly for very high-volume monitoring needs (millions of checks). |
| Features | Real-time alerts, comprehensive DNS record support, and easy API integration. | Lacks built-in notification channels like SMS or Slack in the free plan; relies on user-configured webhooks. |
| Ease of Use | Simple REST API and clear documentation allow for quick setup by developers. | Requires technical knowledge to configure webhooks and interpret API responses; no-click GUI for non-developers. |
| Reliability | Enterprise-grade security and a 99.9% uptime SLA ensure dependable monitoring. | As a specialized service, overall value is tied solely to DNS monitoring needs. |
Frequently Asked Questions about DNSRadar
What DNS record types can DNSRadar monitor?
DNSRadar supports monitoring for all major DNS record types, including A, AAAA, CNAME, MX, TXT, NS, PTR, and more. This provides complete coverage for typical website, email, and infrastructure monitoring needs.
How quickly will I be notified of a DNS change?
DNSRadar checks your records as frequently as every 5 minutes. The moment a change is detected, webhook notifications are sent immediately, ensuring you are alerted in near real-time.
Can I monitor multiple domains with DNSRadar?
Yes, you can monitor an unlimited number of domains. Your usage is measured by the total number of monitors (individual DNS checks) configured across all your domains, as defined by your monthly plan quota.
Does DNSRadar offer an API for automation?
Yes, DNSRadar provides a full REST API with comprehensive documentation and an OpenAPI specification. Developers can programmatically create monitors, retrieve change history, and manage their account entirely through the API.
What happens if I exceed my monthly monitor limit?
On paid plans, a small per-monitor overage fee applies if you exceed your tier's limit. It is recommended to upgrade to a higher plan if you consistently need more monitors.
Is there a long-term contract or commitment?
Based on the available pricing information, DNSRadar appears to operate on a monthly subscription model for its paid plans, offering flexibility without long-term commitments.
DNSRadar Tags
DNS monitoring, real-time DNS alerts, DNS change detection, webhook notifications, domain monitoring, DNS record checker, API monitoring, DevOps tools, site reliability, uptime monitoring, DNS security, infrastructure monitoring
