OUTAGE ANALYSIS
Cloudflare Outage Analysis: November 18, 2025
The Platform

Network Assurance Starts With the ThousandEyes Platform

Today’s IT and network teams manage a sprawling digital delivery chain that directly impacts user experience. 

ThousandEyes cuts through that complexity—providing deep visibility into internal and external dependencies, AI-powered insights for faster remediation, and streamlined operations that boost efficiency and reduce costs.

Capabilities

Assuring Your Network Means Visibility Without Limits

ThousandEyes gives network teams unmatched insights across the entire connected ecosystem—including the networks and services you own, and those you don’t. Whether integrated with Cisco or used as a vendor-neutral platform, the powerful capabilities of ThousandEyes deliver the depth and breadth needed to ensure performance, reliability, and control in even the most complex environments.

Synthetics
solutions -- advanced network assurance -- Synthetics
See Every Layer. Monitor Every Path.

ThousandEyes advanced network and application synthetics provide complete, correlated visibility across your entire ecosystem—spanning LAN, WAN, Internet, cloud, and every critical app, API, and service. From end-to-end to top-to-bottom, you get the insights you need to ensure performance everywhere.

Traffic Insights
solutions -- advanced network assurance -- traffic insights
Pinpoint the Traffic Affecting User Experience

ThousandEyes Traffic Insights gives network teams a unified view of how user and application traffic affects network performance—enabling faster issue resolution and a better user experience.

WAN Insights
solutions -- advanced network assurance -- WAN Insights
Shift From Reactive to Proactive SD-WAN Assurance

ThousandEyes WAN Insights empowers your team to stay ahead of issues by continuously analyzing performance data, forecasting network conditions, and recommending the best actions—before problems impact users.

BGP Visibility
solutions -- advanced network assurance -- BGP Visibility
Identify How BGP Changes Are Impacting Your Network

ThousandEyes continuously monitors the Internet routing system, collecting data from dozens of global BGP collectors to help teams visualize reachability and path changes in the context of network and application performance.

Cloud Insights
solutions -- advanced network assurance -- Cloud Insights
Gain Deeper Visibility Into Your Cloud Networks and Services

ThousandEyes Cloud Insights delivers powerful visibility into cloud-native traffic and configurations—enriching path data, visualizing topologies, and mapping service inventories—so teams can pinpoint root causes faster and keep digital experiences running smoothly.

Wi-Fi and LAN Monitoring
solutions -- advanced network assurance -- Wi-Fi and LAN Monitoring
Correlate Device Health With User Impact—Automatically

ThousandEyes auto-discovers your network topology, gathering device health and performance metrics from across your LAN and WAN infrastructure that can be quickly correlated with fault indicators to determine impacts on users and services.

Synthetics
See Every Layer. Monitor Every Path.

ThousandEyes advanced network and application synthetics provide complete, correlated visibility across your entire ecosystem—spanning LAN, WAN, Internet, cloud, and every critical app, API, and service. From end-to-end to top-to-bottom, you get the insights you need to ensure performance everywhere.

Traffic Insights
Pinpoint the Traffic Affecting User Experience

ThousandEyes Traffic Insights gives network teams a unified view of how user and application traffic affects network performance—enabling faster issue resolution and a better user experience.

WAN Insights
Shift From Reactive to Proactive SD-WAN Assurance

ThousandEyes WAN Insights empowers your team to stay ahead of issues by continuously analyzing performance data, forecasting network conditions, and recommending the best actions—before problems impact users.

BGP Visibility
Identify How BGP Changes Are Impacting Your Network

ThousandEyes continuously monitors the Internet routing system, collecting data from dozens of global BGP collectors to help teams visualize reachability and path changes in the context of network and application performance.

Cloud Insights
Gain Deeper Visibility Into Your Cloud Networks and Services

ThousandEyes Cloud Insights delivers powerful visibility into cloud-native traffic and configurations—enriching path data, visualizing topologies, and mapping service inventories—so teams can pinpoint root causes faster and keep digital experiences running smoothly.

Wi-Fi and LAN Monitoring
Correlate Device Health With User Impact—Automatically

ThousandEyes auto-discovers your network topology, gathering device health and performance metrics from across your LAN and WAN infrastructure that can be quickly correlated with fault indicators to determine impacts on users and services.

solutions -- advanced network assurance -- Synthetics
solutions -- advanced network assurance -- traffic insights
solutions -- advanced network assurance -- WAN Insights
solutions -- advanced network assurance -- BGP Visibility
solutions -- advanced network assurance -- Cloud Insights
solutions -- advanced network assurance -- Wi-Fi and LAN Monitoring
Flexibility

Assuring Digital Experiences Globally—Built in or Standalone

ThousandEyes goes beyond point tools, delivering broad visibility and assurance across Cisco platforms, enterprise environments, and cloud vantage points in hundreds of cities—more ways, more places, one powerful platform.

Screen shot showing ThousandEyes synthetic tests activated within Cisco Catalyst Center
Cisco Integrations

Cisco Networks Run Smarter with ThousandEyes

The world’s leading companies trust Cisco to power their networks—and ThousandEyes to assure them. From deep integrations across Cisco platforms like Meraki, Catalyst Center, Webex, Secure Access, Splunk, and AppDynamics, ThousandEyes delivers end-to-end visibility with real-time performance metrics, path insights, and device-level intelligence—all in one seamless experience.

Meraki Cross-domain Assurance
Cisco Catalyst Center Integration
Cisco SD-WAN Integration
Cisco Secure Access Integration
Cisco Catalyst 9000
Cisco Nexus 9000
Webex by Cisco
Cisco ThousandEyes App for Splunk
Screen shot showing packet loss in ISP router leading to higher latency and decreased application availability for end-users

Never Miss Network Problems Impacting Application Delivery

  • Run synthetic tests with precision to identify where network dependencies are impacting application delivery—across regions and over time.
  • Pinpoint performance bottlenecks fast—from packet loss and latency to overloaded data centers—so your team can troubleshoot with confidence.
  • Continuously validate network paths to ensure reliable delivery of business-critical APIs and microservices.
  • Uncover hidden traffic issues with ThousandEyes Traffic Insights, revealing which apps, networks, or users are degrading performance—so you can take action, fast.

Smarter Assurance for Your SD-WAN and SASE Environments

  • Quickly uncover routing and peering issues—from policy misconfigurations to non-optimal paths—across your network and upstream providers.
  • Optimize SD-WAN performance from day one by analyzing overlay and underlay paths before deployment.
  • Validate OLAs and SLAs with confidence, ensuring performance stays within defined thresholds.
  • Streamline SD-WAN operations with intuitive wizards and test templates that simplify setup, activation, and ongoing management.
Screen Shot showing SD-WAN overlay alongside dual transport underlay networks with primary underlay experiencing packet loss
Screen shot showing network path change leading to high latency and slow response for SaaS application

Detect Disruptions Seamlessly to SaaS or Secure Gateway Connections

  • Speed up troubleshooting with full visibility into application performance—complete with page load metrics, waterfall views, and dependency mapping across the entire delivery path.
  • Visualize Layer 3 network paths in real time to understand how global users connect to SaaS and internal applications.
  • Stay ahead of issues with intelligent alerts for drops in connectivity, response times, or availability—so you can act fast and engage SaaS providers with confidence.
Technology

Cisco IT modernizes network observability strategy to enhance digital resilience

Cisco IT used Splunk and ThousandEyes to unify telemetry across its distributed network, delivering deeper visibility and automating 99.998% of alerts.

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