18.3
Dotcom-Monitor is a website and infrastructure monitoring service from Dotcom-Monitor, a company founded in 1998 and headquartered in Excelsior, Minnesota.
Free planAndroidiOSWeb
Alternatives to Paessler PRTG Network Monitor
Paessler PRTG Network Monitor brings device, network traffic, application, and infrastructure metrics into an on-premises monitoring system running on Windows servers. Its more than 250 preconfigured sensors measure device aspects, while dashboards show live status and the product adds customizable alerts, scheduled reports, distributed monitoring, and an API. It also offers adaptive AI-based anomaly detection, Slack and Microsoft Teams notifications through webhooks, and…
28.1
Nagios XI is monitoring software installed on a Linux server you own.
Free planWebAPILinux
38.0
TLDTrack brings website monitoring for agencies and web teams into one dashboard.
Free planAndroidiOSWeb
- 4
Visual Sentinel
Visual Sentinel monitors websites and servers, combining standard availability checks with browser-based visual comparisons.
Free planAndroidiOSWebAPI8.0From $6 a month - 5
Domain Monitor
Domain Monitor is a web service for watching domains and connected infrastructure.
Free planAndroidWebAPI7.6From £6.39 a month - 6
StatusDrift
StatusDrift combines uptime monitoring, status pages, and incident management for websites, APIs, and infrastructure.
Free planAndroidiOSWebAPI7.3From $12,129 a month - 7
ManageEngine Applications Manager
ManageEngine Applications Manager is a hybrid application and infrastructure monitoring product available for Android, iOS, Linux, web, and Windows.
Free planAndroidiOSWebLinux7.1From $395 a year - 8
OpenNMS
OpenNMS is an open-source platform for monitoring faults, performance and traffic and generating alarms across local and distributed networks.
Free planWebAPILinuxSelf-hosted7.1From $6,000 a year - 9
DNSai
DNSai uses public DNS records to profile domains, showing information about mail providers, security posture, hosting, platforms, and record changes.
Free planWebAPImacOSWindows6.9From $79 a month - 10
DNS Check
DNS Check monitors DNS records and name servers for changes and lookup failures, and can notify users when something changes.
Free planWebAPI6.7From $8 a month - 11
DomainWarn
DomainWarn monitors client domains for website, DNS, email and registration changes, bringing checks and alerts into one dashboard.
Free planWebAPIExtension6.7From €190 a year - 12
PageLantern
PageLantern is a hosted service for monitoring websites, APIs, DNS records, certificates, domains, ports, and scheduled jobs.
Free planWebAPI6.7From $97 a month - 13
Checkmate
Checkmate is a free, open-source, self-hosted dashboard for infrastructure monitoring, uptime, PageSpeed, and incident alerts.
Free planWebAPILinuxmacOS6.6Free plan - 14
DNSMonit
DNSMonit monitors DNS records, email security settings, and domain expiration through web and API access.
Free planWebAPI6.6From $9 a month - 15
Down Device
Down Device is a web-based monitoring service for websites, web applications, REST APIs, SSL certificates, domains, ports, network devices, and DNS.
Free planWeb6.6From $9 a month - 16
UpGex DNS Monitoring
UpGex DNS Monitoring checks whether resolved DNS values match the expected values a user defines, helping identify routing drift before it becomes an outage.
Free planWeb6.6From $99.99 a year - 17
Zabbix
Zabbix is an open-source monitoring and observability solution for infrastructure, applications, networks, and services.
WebAPILinuxmacOS6.6 - 18
DriftWatch
DriftWatch monitors DNS records for changes and alerts teams with before-and-after differences.
Free planWebAPI6.5From $29 a month - 19
Aura Monitoring
Aura Monitoring is a web service for checking websites and related infrastructure from multiple EU regions.
Free planWeb6.4From $19 a month - 20
Uptura
Uptura is a web-based website operations platform that puts uptime, SSL, DNS, API, SEO, Core Web Vitals, and accessibility checks in one dashboard.
Free planWeb6.4From $19 a month - 21
ThousandEyes DNS Monitoring
AndroidiOSWebAPI6.3 - 22
Datadog DNS Monitoring
WebAPILinux6.2From $5 a month - 23
DNS Spy
DNS Spy monitors DNS records, domain and SSL expirations, security issues, and look-alike phishing domains.
WebAPI6.2From $9 a month - 24
OneDollarDNS
Web6.2From $1 a month - 25
SolarWinds Server & Application Monitor
WebAPILinuxSelf-hosted6.2 - 26
ZoneWatcher
ZoneWatcher monitors DNS records for changes and sends alerts, typically checking each zone every five minutes.
WebAPI6.2From $14 a year - 27
KIT.domains
WebAPI6.1From $39 a month - 28
Moonitor
WebAPI6.1From $14 a month - 29
5.9Free plan - 30
Metric Tower
Metric Tower is a team-scoped, API-first platform combining vulnerability scanning, infrastructure monitoring, phishing simulation, status pages,…
Free planWebAPISelf-hosted5.9Free plan