FourSightTetraCore
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UpdogDatadog
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Related Products
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About
FourSight is multi-region uptime monitoring built to stop alert fatigue. Every check runs from four regions (US, Canada, Europe, Asia-Pacific) and a quorum-based consensus policy confirms an outage from more than one region before anyone is paged, so a single flaky vantage point never wakes you at 3 AM. Eight check types cover HTTP/uptime, keyword/content, SSL certificate expiry, DNS drift, domain expiry (RDAP), ping latency, TCP/UDP port checks and heartbeat monitoring for cron jobs and backups. Alerts go out by email, Slack, HMAC-signed webhooks and SMS, with escalation policies and maintenance windows to keep noise down. Public status pages are included on every tier (white-label with custom domains on Scale), plus incident management with timelines, multi-user organizations with roles, and uptime/latency history with regional breakdowns.
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About
Updog.ai is a free, public-facing service created by Datadog that offers real-time health and outage monitoring of major SaaS providers (30+ services such as OpenAI, GitHub, Zoom, Slack) and 13 AWS services. Instead of relying on vendors’ status pages, Updog.ai leverages aggregated, anonymized telemetry data from thousands of customer environments, applies an AI-powered Bayesian model to detect performance degradations, and immediately surfaces alerts when patterns indicate systemic issues, sometimes even before official vendor notifications. The dashboard provides up to 90 days of degradation history so users can identify recurring third-party reliability risks and take proactive architectural or operational measures. Built as an independent signal source, Updog.ai helps engineering and SRE teams determine whether an issue is internal or external, enabling faster response, improved transparency to stakeholders, and reduced incident impact across the stack.
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Platforms Supported
Windows
Not Supported
Mac
Not Supported
Linux
Not Supported
Cloud
Supported
On-Premises
Not Supported
iPhone
Not Supported
iPad
Not Supported
Android
Not Supported
Chromebook
Not Supported
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Platforms Supported
Windows
Not Supported
Mac
Not Supported
Linux
Not Supported
Cloud
Supported
On-Premises
Not Supported
iPhone
Not Supported
iPad
Not Supported
Android
Not Supported
Chromebook
Not Supported
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Audience
SaaS teams, indie developers, agencies and IT teams who need website, API, SSL, DNS and cron-job monitoring without false alerts
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Audience
DevOps, SRE and infrastructure teams in tech-driven organizations requiring a tool to diagnose issues faster and safeguard reliability
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Support
Phone Support
Not Supported
24/7 Live Support
Not Supported
Online
Supported
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Support
Phone Support
Supported
24/7 Live Support
Not Supported
Online
Supported
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API
Offers API
Not Supported
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API
Offers API
Supported
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Screenshots and VideosNo images available
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Screenshots and Videos |
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Pricing
$16/month
Free Version
Supported
Free Trial
Not Supported
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Pricing
Free
Free Version
Supported
Free Trial
Supported
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Reviews/
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Reviews/
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Training
Documentation
Supported
Webinars
Not Supported
Live Online
Not Supported
In Person
Not Supported
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Training
Documentation
Supported
Webinars
Not Supported
Live Online
Not Supported
In Person
Supported
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Company InformationTetraCore
United States
foursight.cloud
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Company InformationDatadog
Founded: 2010
United States
updog.ai/
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Alternatives |
Alternatives |
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Categories |
Categories |
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Integrations
Adyen
Not Supported
Amazon Web Services (AWS)
Not Supported
Atlassian Clover
Not Supported
Auth0
Not Supported
Azure DevOps
Not Supported
Binance
Not Supported
Claude
Not Supported
Facebook
Not Supported
GitLab
Not Supported
LaunchDarkly
Not Supported
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Integrations
Adyen
Supported
Amazon Web Services (AWS)
Supported
Atlassian Clover
Supported
Auth0
Supported
Azure DevOps
Supported
Binance
Supported
Claude
Supported
Facebook
Supported
GitLab
Supported
LaunchDarkly
Supported
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