Best DNS Spy Alternatives in 2026
Updated
20 platforms from DNS monitoring software ranked against DNS Spy on the same published basis.
- 1DNS Spy vs Visual Sentinel
- 2DNS Spy vs DNS Check
- 3DNS Spy vs DomainWarn
- 4DNS Spy vs Dynatrace Kubernetes Monitoring
- 5DNS Spy vs Paessler PRTG Network Monitor
- 6DNS Spy vs StatusDrift
- 7DNS Spy vs Checkmate
- 8DNS Spy vs DriftWatch
- 9DNS Spy vs Nagios XI
- 10DNS Spy vs Metric Tower
- 11DNS Spy vs Zabbix
- 12DNS Spy vs ZoneWatcher
- 13DNS Spy vs Datadog DNS Monitoring
- 15DNS Spy vs DomainTools Monitors
- 16DNS Spy vs ThousandEyes DNS Monitoring
- 17DNS Spy vs UpGex DNS Monitoring
- 18DNS Spy vs Domain Monitor
- 19DNS Spy vs Dotcom-Monitor
- 20DNS Spy vs dnshealth_exporter
- 21DNS Spy vs TLDTrack
DNS Spy alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Visual Sentinel | 7.4 | Free plan | $4.50/mo | Android, API, iOS, Web |
| 2 | DNS Check | 7.3 | Free plan | $8/mo | API, Web |
| 3 | DomainWarn | 7.3 | Free plan | €15.83/mo | API, Browser, Web |
| 4 | Dynatrace Kubernetes Monitoring | 7.3 | No | $1.40/mo | Android, API, iOS, Linux, self-hosted, Web |
| 5 | Paessler PRTG Network Monitor | 7.3 | Free plan | $16.67/mo | Android, API, iOS, Linux, Mac, self-hosted, Web, Windows |
| 6 | StatusDrift | 7.3 | Free plan | $12,129/mo | Android, API, iOS, Web |
| 7 | Checkmate | 7.2 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 8 | DriftWatch | 7.2 | Free plan | $29/mo | API, Web |
| 9 | Nagios XI | 7.2 | Free plan | Free | API, Linux, self-hosted, Web |
| 10 | Metric Tower | 7.1 | Free plan | Free | API, self-hosted, Web |
| 11 | Zabbix | 6.8 | No | — | API, Linux, Mac, self-hosted, Web, Windows |
| 12 | ZoneWatcher | 6.7 | No | $1.17/mo | API, Web |
| 13 | Datadog DNS Monitoring | 6.6 | No | $5/mo | API, Linux, Web |
| 15 | DomainTools Monitors | 6.6 | No | — | API, Web |
| 16 | ThousandEyes DNS Monitoring | 6.6 | No | — | Android, API, iOS, Linux, Mac, self-hosted, Web, Windows |
| 17 | UpGex DNS Monitoring | 5.9 | Free plan | $8.33/mo | Web |
| 18 | Domain Monitor | 5.8 | Free plan | £6.39/mo | Web |
| 19 | Dotcom-Monitor | 5.8 | Free plan | $13.33/mo | Web, Windows, Linux, iOS, Android |
| 20 | dnshealth_exporter | 5.7 | Free plan | Free | Linux, self-hosted |
| 21 | TLDTrack | 5.7 | Free plan | £9/mo | Web, iOS, Android |
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Questions about DNS Spy alternatives
What is the best alternative to DNS Spy?
Visual Sentinel, number 1 in DNS monitoring software with a score of 7.4 out of 10. The others here: DNS Check, DomainWarn, Dynatrace Kubernetes Monitoring and 16 more.
What is the best free alternative to DNS Spy?
Visual Sentinel is the best-ranked alternative with a free plan. 14 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on what each maker publishes, open and connectable first: a public API, open-source code, the depth of its documentation and a free tier to try it on. Model lists are sorted by the figure in their title, exactly as each provider publishes it.