Sensors - Web Server Test Failed

Multiple sensors are reporting failed to load page from Web Server

General Information
Event Id NETWORK-SENSORS-3-511
Version 1.0.0
Severity 3
Domain Know Your Network
Subdomain Sensors
Category WARN
Note To programmatically get more info see here - https:///dna/platform/app/consumer-portal/developer-toolkit/apis?apiId=8684-39bb-4e89-a6e4
Event Link dna/assurance/issueDetails?issueId=$instanceId$

Tags

Channels

Model Schema

{
  "Type": "$deviceType$",
  "Assurance Issue Details": "$failure_count$ sensors from  \"$locationName$\" are unable to load a page from Web servers.",
  "Assurance Issue Priority": "$priority$",
  "Assurance Issue Name": "Failed to load page from Web Servers from \"$locationName$\"",
  "Assurance Issue Category": "$category$",
  "Location": "$locationName$",
  "Assurance Issue Status": "$status$"
}

Rest Schema

{
  "instanceId": "String",
  "eventId": "String",
  "name": "String",
  "namespace": "String",
  "description": "String",
  "type": "String",
  "category": "String",
  "severity": "Number",
  "timestamp": "Number /*Time in epoch milliseconds*/",
  "domain": "String",
  "subDomain": "String",
  "source": "String",
  "context": "String /*Default null*/",
  "details": "Object",
  "version": "String",
  "tags": "Array",
  "ciscoDnaEventLink": "String",
  "note": "String",
  "tntId": "String",
  "tenantId": "String"
}