Calendly.com

calendly.com

Calendly.com declares 20 subprocessors in its subprocessor list, which we last checked on Nov 12, 2026 (evidence). They include Amazon Web Services, Google Cloud and OpenAI. No published changes since we first read it on Sep 21, 2026. 72 tracked vendors name Calendly.com as a subprocessor, including Freshworks, ZeroBounce and Together AI.

Subprocessors CSV · Atom DORA draft CSV what's this? · 

20 third parties.

NamePurposeLocationListed since
Aiven InfrastructureUSA
Amazon Web Services InfrastructureUSA
Assembled User support managementUSA
Cloudflare Content Delivery Network (CDN) and Distributed Denial of Service (DDoS) mitigationUSA
Datadog Infrastructure performance monitoring and business AnalyticsUSA
E-HAWK Malicious actor detection and preventionUSA, Netherlands
Elasticsearch In-app search servicesUSA
Google Infrastructure and analyticsUSA
Hex Product related data analysis and visualizationUSA
Hyperdoc (a.k.a. Recall.ai) Processes audio/video recording for Calendly NotetakerUSA
Intercom Customer support enablementUSA
Loris.ai Customer support toolUSA
Monte Carlo Data quality observabilityUSA
OpenAI AIAI features, Notetaker meeting summaries, SMS complianceUSA
Redis Manages in-memory data storage and caching servicesUSA, Israel
Sprig Customer feedback toolUSA
Temporal Technologies Supports background workflows to sync Gmail metadata for contact email threadsUSA
Twilio SMS provider and domain-based message authentication, reporting and conformanceUSA
Upscope Interactive screen sharing for customer support assistanceUSA, UK
Zendesk Customer service communication toolUSA

Web TechnologiesCSV · Atom

Calendly.com's homepage made 156 requests to 12 domains, and 7 services controlled by another company.

Cookie compliance (2): OneTrust, KetchAnalytics (1): Google CloudMarketing automation (1): usually detected as Marketing automation: ClearbitLive chat (1): reviewed: IntercomCDN (1): usually detected as CDN: UNPKGOther (1): reviewed as Surveys: Maze

7 third parties by category: Cookie compliance 2Analytics 1Marketing automation 1Live chat 1CDN 1Other 1

Third parties 7 · 27 requests
OneTrust OneTrust 7% of the page's requests 11
Ketch Ketch 4% of the page's requests 7
Google Cloudsubprocessor Google Analytics Google Tag Manager 2% of the page's requests 3
Maze maze.co 2% of the page's requests 3
Clearbit clearbit.com <1% of the page's requests 1
Intercomsubprocessor intercom.io <1% of the page's requests 1
UNPKG unpkg.com <1% of the page's requests 1
First party 1 · 129 requests
Calendly.com Amazon CloudFront Amazon Web Services Astro Cloudflare Framer Motion HSTS Open Graph PWA Statsig 3.32.6 83% of the page's requests 129

3 tracked companies loaded by the homepage are not in Calendly.com's subprocessor list. A website can use a service without it processing customer data.

Subprocessor of (72)CSV · Atom

1–50 of 72
  • 15Five 15five.com
  • 99minds 99minds.io Online appointment scheduling software
  • Ampersand ampersand.ai Meeting scheduling; Used to schedule meetings with prospects and customers.
  • API7.ai api7.ai Meeting Scheduling
  • APIVoid apivoid.com
  • Appsvio appsvio.com
  • AutoScaled autoscaled.com Scheduling demos and meetings
  • AWeber aweber.com Calendly Privacy; Meeting Scheduling
  • Botdoc botdoc.io Schedule Meetings via email
  • Capcade capcade.com Scheduling and appointment management
  • Check Point Software Technologies checkpoint.com Scheduling Automation Platform
  • ClearMash clearmash.com Meeting scheduling provider
  • ClickTime clicktime.com Meeting scheduling automation; Sales and Support Services
  • Clozd clozd.com Required; Scheduling services. [Calendly Security Center](
  • Cobalt cobalt.io Appointment scheduling software
  • CometChat cometchat.com
  • CookieYes cookieyes.com Appointment scheduling services
  • Couchdrop couchdrop.io
  • Dashlane dashlane.com Meetings management (B2B)
  • Dataedo dataedo.com Meeting scheduling
  • Delve AI delve.ai Appointment scheduling software. For scheduling support and sales calls with potential and current customers.
  • Digicert digicert.com DSNME only - Schedule and manage DNS Made Easy meetings; Facilitate and manage meeting scheduling
  • Dynamiq getdynamiq.ai Meeting and demo scheduling
  • Expensify expensify.com Sales and Support; Support and Account Management
  • Fast Thinking fast-thinking.co.uk Online booking calendar
  • Feedly Threat Intelligence feedly.com Customer Support Scheduling
  • Filevine filevine.com Calendaring platform
  • Foqal foqal.io Calendar, Booking demos and meetings with Foqal Staff
  • Freshworks freshworks.com Calendly allows the user to book meetings with the Freshworks' teams for onboarding and setting up the account. It is also used to demo the product for customers. Calendly is a preferred way to interact live with Freshworks’ Sales rather than sharing their information via email or chat.
  • HrFlow hrflow.ai
  • KnowledgeOwl knowledgeowl.com Online scheduling
  • Kulturra.com kulturra.com Scheduling
  • LambdaTest testmuai.com Online appointment scheduling software
  • LearnUpon learnupon.com Used for the scheduling of appointments and meetings
  • Lippy AI lippy.ai Appointment scheduling and calendar integration
  • Lucky Orange luckyorange.com Call Scheduling
  • Malwarebytes malwarebytes.org Book time with PM feature
  • ManageXR managexr.com We use Calendly to facilitate meeting scheduling.
  • Marker.io marker.io Meeting scheduling
  • myQuest myquest.co Meeting scheduling
  • Oboard oboard.io
  • Oplane oplane.io Demo Booking
  • Overloop overloop.com Appointment manager
  • Patch My PC patchmypc.com Meeting Scheduling System; Purpose: This tool is used to schedule support and demo calls for customers. It must collect the e-mail address of the requestor in order to send them an invite to a calendar meeting. Stored: First name, surname, email address Scope: Every person that is booking meetings with Patch My PC.
  • Paved paved.com Meeting Scheduling
  • Platform Engineering Labs platform.engineering Calendar services
  • Plotly plotly.com Scheduling
  • Popupsmart popupsmart.com Scheduling and meeting booking
  • Posit posit.co Scheduling automation
  • Prudentia Sciences prudentiasciences.com Collaboration; For making appointments
  • Show next 22

Service statusCSV · Atom

Aug 15: no incident reportedAug 16: no incident reportedAug 17: no incident reportedAug 18: no incident reportedAug 19: no incident reportedAug 20: no incident reportedAug 21: no incident reportedAug 22: no incident reportedAug 23: no incident reportedAug 24: no incident reportedAug 25: no incident reportedAug 26: no incident reportedAug 27: no incident reportedAug 28: no incident reportedAug 29: no incident reportedAug 30: no incident reportedAug 31: no incident reportedSep 1: no incident reportedSep 2: no incident reportedSep 3: no incident reportedSep 4: no incident reportedSep 5: no incident reportedSep 6: no incident reportedSep 7: no incident reportedSep 8: no incident reportedSep 9: no incident reportedSep 10: no incident reportedSep 11: no incident reportedSep 12: no incident reportedSep 13: no incident reportedSep 14: no incident reportedSep 15: no incident reportedSep 16: no incident reportedSep 17: no incident reportedSep 18: no incident reportedSep 19: no incident reportedSep 20: no incident reportedSep 21: no incident reportedSep 22: no incident reportedSep 23: no incident reportedSep 24: no incident reportedSep 25: no incident reportedSep 26: no incident reportedSep 27: no incident reportedSep 28: no incident reportedSep 29: no incident reportedSep 30: no incident reportedOct 1: no incident reportedOct 2: no incident reportedOct 3: no incident reportedOct 4: no incident reportedOct 5: no incident reportedOct 6: no incident reportedOct 7: no incident reportedOct 8: no incident reportedOct 9: no incident reportedOct 10: no incident reportedOct 11: no incident reportedOct 12: no incident reportedOct 13: no incident reportedOct 14: no incident reportedOct 15: no incident reportedOct 16: no incident reportedOct 17: no incident reportedOct 18: no incident reportedOct 19: no incident reportedOct 20: no incident reportedOct 21: no incident reportedOct 22: no incident reportedOct 23: no incident reportedOct 24: no incident reportedOct 25: no incident reportedOct 26: no incident reportedOct 27: no incident reportedOct 28: no incident reportedOct 29: no incident reportedOct 30: no incident reportedOct 31: no incident reportedNov 1: no incident reportedNov 2: no incident reportedNov 3: no incident reportedNov 4: no incident reportedNov 5: no incident reportedNov 6: no incident reportedNov 7: no incident reportedNov 8: no incident reportedNov 9: no incident reportedNov 10: no incident reportedNov 11: no incident reportedNov 12: no incident reported

90 days agotoday

  • 0 incidents in 90 days
  • 0 major or critical
BeganIncidentImpactLasted
Users Unable to Log In to Calendly due to blank Login Pageminor26 min
Degraded performance on Calendly.comminor23 h 11 min
Error on Meetings pageminor53 min
GoToMeeting Integrationno impact stated—
Calendly.com experiencing issuesno impact stated—
Issues for IE11 Usersno impact stated—
Outlook Desktop Pluginminor—
Deleting an event in your calendar may not cancel Calendly eventsmajor—

Incidents per month

0 15 30 Apr 2026: 22 incidents (6 critical, 5 major, 5 minor, 6 no impact stated) · partial: our history begins Apr 15 May 2026: 1 incident (1 minor) · typical time to resolve 53 min Jun 2026: 0 incidents Jul 2026: 2 incidents (2 minor) · typical time to resolve 23 h 11 min Aug 2026: 0 incidents Sep 2026: 0 incidents Oct 2026: 0 incidents Nov 2026: 0 incidents Apr 2026May Jun Jul Aug Sep Oct Nov

critical major minor no impact stated before or partly before our history

As Calendly.com's status page reports its own incidents (scheduled maintenance left out), read every few hours since (evidence)

Incidents reported by Calendly.com's subprocessorsCSV · Atom

242 reported incidents in the last 30 days, by 8 of the vendors Calendly.com lists as subprocessors.

A subprocessor list names a company, not the service an incident touched. This does not show that Calendly.com was involved.

DateCompanyIncidentImpactLasted
TwilioSMS Delivery Failures from Twilio to Claro Colombia minorongoing
TwilioVoice Call Silent and One-Way Audio Between a Subset of Twilio Phone Numbers and Multiple Networks in Colombia minorongoing
TwilioSMS Delivery Delays from a Subset of Twilio Long Codes to Multiple Networks in France minorongoing
TwilioSMS Delivery Delays from Twilio to Virgin Mobile Colombia minorongoing
TwilioSMS Delivery Delays from Twilio to Telenor Pakistan minor5 h 6 min
OpenAIGPT-image-2.5 and 2.6 Sunburst & Flare High error rate minor32 min
TwilioMMS Delivery Failures from Twilio to GCI United States minor3 min
TwilioSMS Delivery Failures from Twilio 10DLC to AT&T United States minor4 h 3 min
TwilioSMS Delivery Failures from Twilio to Orange Sierra Leone minorongoing
TwilioSMS Delivery Failures From Long Code Numbers to AT&T in the US minor1 h 19 min
TwilioSMS Delivery Delays from Twilio to MTS Kazakhstan minor14 h 6 min
AssembledDegraded performance in the Assembled app no impact statedongoing
TwilioSMS Delivery Failures from a Subset of Twilio Phone Numbers to Tcell Tajikistan minor11 h 19 min
OpenAIUnable to start new Workspace Agent runs critical9 h 42 min
TwilioMMS Delivery Delays from a Subset of Twilio Long Codes to Multiple Networks in United States minor16 h 29 min
TwilioSMS Delivery Failures from a Subset of Twilio Phone Numbers to K-Cell Kazakhstan minor7 h 23 min
OpenAIElevated errors affecting logins, sign-ups, and ChatGPT features minor8 min
TwilioVoice Call Failures in JP1 minor3 h 51 min
TwilioSMS Delivery Failures from Twilio to Turkcell Turkey minor3 h 54 min
TwilioRetroactive Incident Impacting Twilio Usage APIs no impact stated1 min
TwilioIssue resolved minor1 h 43 min
TwilioSMS Delivery Receipt Delays from Twilio Phone Numbers to Movistar Venezuela minor3 h 26 min
TwilioGateway API (Lookup API) Failure Increase on Verizon in United States minor10 h 23 min
OpenAIIncorrect cost data in Costs API exports no impact stated2 h 20 min
OpenAIElevated Errors On API minor42 min

And 217 more. All of them: CSV · Who is around them.

ChangesCSV · Atom

See the list as we read it on any date: Time machine

None since tracking began.

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Calendly.com transparency rating

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