
Domain Monitor
7.6#6 in dns monitoring softwareFrom £6.39 a monthFree planAndroidWebAPI
Visit

| Fact | Domain Monitor | Nagios XI |
|---|---|---|
| Documentation depth | The help center is organized into account, integrations, domains, monitors, notifications, payments, status pages and subscriptions, with FAQ guidance. | Nagios Library lists installation, migration, dashboards, agents, integrations, API, security, reports, troubleshooting and hundreds of configuration articles. |
| Headquarters | United Kingdom | St. Paul, Minnesota, United States |
| Rating on GetApp | 4.7 out of 5 from 3 reviews. | 4.5 out of 5 from 46 reviews. |
| Rating on Trustpilot | 2.9 out of 5 from 7 reviews. | 3.3 out of 5 from 1 review. |
Domain Monitor suits site owners and teams tracking domain expiration, uptime, DNS, SSL, and server-related conditions. Its free tier fits small monitoring setups, while Pro supports more domains and alerts.
Nagios XI suits teams that want to monitor infrastructure from a Linux server they manage. It is also relevant to organizations that need self-hosted deployment, node-based licenses, or offline installation.