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Best NsLookup.io Alternatives in 2026

Updated

20 platforms from DNS monitoring software ranked against NsLookup.io on the same published basis.

  1. 1
    Paessler PRTG Network Monitor Free plan AndroidapiiOSLinuxMac $16.67/mo8.0
    NsLookup.io vs Paessler PRTG Network Monitor
  2. 2
    Dynatrace Kubernetes Monitoring Free trial AndroidapiiOSLinuxself-hosted $1.40/mo7.9
    NsLookup.io vs Dynatrace Kubernetes Monitoring
  3. 3
    Visual Sentinel Free plan AndroidapiiOSWeb $4.50/mo7.9
    NsLookup.io vs Visual Sentinel
  4. 4
    StatusDrift Free plan AndroidapiiOSWeb $12,129/mo7.7
    NsLookup.io vs StatusDrift
  5. 5
    TLDTrack Free plan AndroidextensioniOSWeb £11/mo7.7
    NsLookup.io vs TLDTrack
  6. 6
    DomainWarn Free plan apiextensionWeb €15.83/mo7.6
    NsLookup.io vs DomainWarn
  7. 7
    Nagios XI Free plan apiLinuxself-hostedWeb Free7.6
    NsLookup.io vs Nagios XI
  8. 8
    DNSMonit Free plan apiWeb $9/mo7.5
    NsLookup.io vs DNSMonit
  9. 9
    Down Device Free plan Web $9/mo7.5
    NsLookup.io vs Down Device
  10. 10
    DriftWatch Free plan apiWeb $29/mo7.4
    NsLookup.io vs DriftWatch
  11. 11
    Metric Tower Free plan apiself-hostedWeb Free7.3
    NsLookup.io vs Metric Tower
  12. 12
    Dotcom-Monitor Free plan WebWinLinuxiOSAndroid $13.33/mo7.2
    NsLookup.io vs Dotcom-Monitor
  13. 13
    DNSai Free plan apiMacWebWin $79/mo7.1
    NsLookup.io vs DNSai
  14. 14
    OpenNMS Free plan apiLinuxself-hostedWeb $500/mo7.1
    NsLookup.io vs OpenNMS
  15. 15
    Zabbix Free trial apiLinuxMacself-hostedWeb 7.1
    NsLookup.io vs Zabbix
  16. 16
    DNS Check Free plan apiWeb $8/mo7.0
    NsLookup.io vs DNS Check
  17. 17
    ThousandEyes DNS Monitoring Free trial AndroidapiiOSLinuxMac 7.0
    NsLookup.io vs ThousandEyes DNS Monitoring
  18. 18
    UpGex DNS Monitoring Free plan Web $8.33/mo7.0
    NsLookup.io vs UpGex DNS Monitoring
  19. 19
    Checkmate Free plan apiLinuxMacself-hostedWeb Free6.9
    NsLookup.io vs Checkmate
  20. 20
    Uptura Free plan Web $19/mo6.9
    NsLookup.io vs Uptura

NsLookup.io alternatives compared

#PlatformScoreFree planFromRuns on
1Paessler PRTG Network Monitor8.0Free plan$16.67/moAndroid, API, iOS, Linux, Mac, self-hosted, Web, Windows
2Dynatrace Kubernetes Monitoring7.9$1.40/moAndroid, API, iOS, Linux, self-hosted, Web
3Visual Sentinel7.9Free plan$4.50/moAndroid, API, iOS, Web
4StatusDrift7.7Free plan$12,129/moAndroid, API, iOS, Web
5TLDTrack7.7Free plan£11/moAndroid, Browser, iOS, Web
6DomainWarn7.6Free plan€15.83/moAPI, Browser, Web
7Nagios XI7.6Free planFreeAPI, Linux, self-hosted, Web
8DNSMonit7.5Free plan$9/moAPI, Web
9Down Device7.5Free plan$9/moWeb
10DriftWatch7.4Free plan$29/moAPI, Web
11Metric Tower7.3Free planFreeAPI, self-hosted, Web
12Dotcom-Monitor7.2Free plan$13.33/moWeb, Windows, Linux, iOS, Android
13DNSai7.1Free plan$79/moAPI, Mac, Web, Windows
14OpenNMS7.1Free plan$500/moAPI, Linux, self-hosted, Web
15Zabbix7.1API, Linux, Mac, self-hosted, Web, Windows
16DNS Check7.0Free plan$8/moAPI, Web
17ThousandEyes DNS Monitoring7.0Android, API, iOS, Linux, Mac, self-hosted, Web, Windows
18UpGex DNS Monitoring7.0Free plan$8.33/moWeb
19Checkmate6.9Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
20Uptura6.9Free plan$19/moWeb
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Questions about NsLookup.io alternatives

What is the best alternative to NsLookup.io?

Paessler PRTG Network Monitor, number 1 in DNS monitoring software with a score of 8.0 out of 10. The others here: Dynatrace Kubernetes Monitoring, Visual Sentinel, StatusDrift and 16 more.

What is the best free alternative to NsLookup.io?

Paessler PRTG Network Monitor is the best-ranked alternative with a free plan. 17 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked on how quickly a newcomer can get going: documentation depth, a free tier or trial, and the platforms it runs on.