Side by side
dnshealth_exporter vs Domain Monitor
Both stand on dns monitoring software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan LinuxSelf-hosted
Choose dnshealth_exporter if you run Linux or self-hosted infrastructure and want DNS checks exposed to Prometheus, Grafana, or Alertmanager. Its early-development status and initial HTTP 503 period are worth accounting for when planning operations.
Visit dnshealth_exporter
Free plan AndroidAPIWeb
Domain Monitor covers domains, uptime and related infrastructure, with a free tier and a larger Pro allowance. Check the free plan limits and the first-month pricing change before choosing Pro.
Visit Domain MonitorThe facts
| dnshealth_exporter | Domain Monitor | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | No |
| Runs on | Linux, Self-hosted | Android, API, Web |
| Lowest paid plan | Free or on request | Pro: £6.39 a month |
| Plans published | 1 | 5 |
| Maker | Not published | Not published |
| Website | github.com | domain-monitor.io |
| On dns monitoring software | #6 of 36 | #7 of 36 |
dnshealth_exporter: what it does well
- Open-source software under Apache License 2.0
- Checks SOA, recursion availability, and glue consistency
- Metrics integrate with Prometheus-based dashboarding and alerting
- Configuration reloads without restarting the exporter
- Docker Compose demo includes Grafana and a CoreDNS hierarchy
What to know first
- Project is marked as early development
- Metrics endpoint returns HTTP 503 before the first probe completes
- Building from source requires Go 1.26 or later
Domain Monitor: what it does well
- Free plan includes two monitors
- Tracks WHOIS records and domain expiration
- Alerts available through multiple channels
- Contacts can receive alerts without accounts
- Includes free traceroute and ping-test tools
What to know first
- Free plan covers one domain
- Free checks run every five minutes
- Domain crawls can take up to 48 hours
Alternatives to dnshealth_exporter Alternatives to Domain Monitor The whole list