Mailchimp

mailchimp.com · Part of Intuit

Mailchimp declares 25 subprocessors in its subprocessor list, which we last checked on Nov 11, 2026 (evidence). They include Google Cloud, OpenAI and Microsoft. No published changes since we first read it on Sep 21, 2026. 136 tracked vendors name Mailchimp as a subprocessor, including Atlassian, DigitalOcean and Vonage.

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

25 third parties.

NamePurposeLocationListed since
Akamai Improves application speed and security.Massachusetts, USA
Amazon Facilitates delivery and temporary storage.Washington, USA
Amplitude To better understand how customers use our product.San Francisco, USA
CodeScience Develops and maintains integrations.Tennessee, USA
E-Hawk Detects and prevents abuse.New York, USA
El Camino Detects and prevents abuse.California, USA
Finc3 Develops and maintains integrations.Hamburg, Germany
Fivetran Data connection, centralization, and organization.California, USA
Google Bolsters internal operations and advertising, & website analytics.California, USA
Infobip To provide our SMS program.London, United Kingdom
Looker Business analytics software, centralization and organziation tool.California, USA
Microsoft To provide our AI features through Intuit Assist.Washington, USA
OpenAI AITo provide our AI features through Intuit Assist.California, USA
Percona To improve our relational database management system.North Carolina, USA
R.R. Donnelley Develops and implements certain Mailchimp multi-channel marketing products.Illinois, USA
SC Wedis Company SRL Develops and maintains integrations.Tâgu Mureş, Romania
Slack Communication and collaboration tool.California, USA
SmartyStreets Address verification for e-commerce offering.Utah, USA
TaskUs To provide some of our customer support.USA and Greece
TaxJar Tax service provider for e-commerce offering.Massachusetts, USA
Twilio To provide our SMS program.California, USA
Two Bulls Develops and maintains integrations.New York, USA
Tyrannosaurus Tech Develops and maintains integrations.Georgia, USA
Vextras LLC Develops and maintains integrations.Tennessee, USA
Zendesk To provide online chat and email support to our customers.California, USA

Web TechnologiesCSV · Atom

Mailchimp's homepage made 521 requests to 68 domains, 39 services controlled by another company, and 5 domains not identified.

Advertising (16): Amazon, Google Cloud, Microsoft, X Corp., Pinterest, OpenAI, Reddit, Inc., Spotify AB, Pinterest; reviewed: Nativo Inc., ArtsAI, Index Exchange Inc., Kargo; usually detected as Advertising: Magnite, Inc., PubMatic, XandrAnalytics (9): Meta, Fullstory, TikTok, Demandbase, Bombora, LinkedIn, Siteimprove, TikTok; usually detected as Analytics: SmartBear SoftwareLive chat (1): LivePersonA/B Testing (1): OptimizelyCookie compliance (1): OneTrustCDN (1): UNPKGOther (7): Customer data platform: Segment; reviewed as Customer data platform: LiveRamp; reviewed as Miscellaneous: Yahoo; RUM: Akamai; SEO: BrightEdge; usually detected as Security: Amazon Web Services; Surveys: QualtricsUnclassified (3): no technology detected from them: Kevel, Oracle, The Kantar Group Limited

39 third parties by category: Advertising 16Analytics 9Live chat 1A/B Testing 1Cookie compliance 1CDN 1Other 7Unclassified 3

Third parties 39 · 293 requests
Amazonsubprocessor Amazon Advertising 18% of the page's requests 94
Google Cloudsubprocessor DoubleClick Floodlight Google Analytics Google Sign-in Google Tag Manager 8% of the page's requests 42
Meta Facebook Pixel 2.9.433 3% of the page's requests 14
Microsoftsubprocessor Microsoft Advertising 2% of the page's requests 13
LivePerson LivePerson 2% of the page's requests 11
OneTrust OneTrust 2% of the page's requests 11
Qualtrics Qualtrics 2% of the page's requests 11
X Corp. Twitter Ads 2% of the page's requests 11
Akamaisubprocessor Akamai mPulse 2% of the page's requests 9
Amazon Web Services on.aws 1% of the page's requests 6
Fullstory FullStory 1% of the page's requests 6
TikTok TikTok Pixel 1% of the page's requests 6
Pinterest Pinterest Ads <1% of the page's requests 5
Demandbase Demandbase 11.8.0 <1% of the page's requests 4
OpenAIsubprocessor ChatGPT Ads Measurement Pixel <1% of the page's requests 4
Optimizely Optimizely <1% of the page's requests 4
Reddit, Inc. Reddit Ads <1% of the page's requests 4
Bombora Bombora <1% of the page's requests 3
LinkedIn Linkedin Insight Tag <1% of the page's requests 3
Spotify AB Podsights Spotify Pixel <1% of the page's requests 3
Yahoo yimg.com, yahoo.com <1% of the page's requests 3
BrightEdge BrightEdge <1% of the page's requests 2
LiveRamp rlcdn.com <1% of the page's requests 2
Magnite, Inc. rubiconproject.com, tremorhub.com <1% of the page's requests 2
Nativo Inc. postrelease.com <1% of the page's requests 2
Pinterest Pinterest Ads <1% of the page's requests 2
Segment Segment 1.84.3 <1% of the page's requests 2
Siteimprove Siteimprove <1% of the page's requests 2
TikTok TikTok Pixel <1% of the page's requests 2
ArtsAI arttrk.com <1% of the page's requests 1
Index Exchange Inc. casalemedia.com <1% of the page's requests 1
Kargo kargo.com <1% of the page's requests 1
Kevel adzerk.net <1% of the page's requests 1
Oracle en25.com <1% of the page's requests 1
PubMatic pubmatic.com <1% of the page's requests 1
SmartBear Software bugsnag.com <1% of the page's requests 1
The Kantar Group Limited insightexpressai.com <1% of the page's requests 1
UNPKG Unpkg web-vitals 5.0.1 <1% of the page's requests 1
Xandr adnxs.com <1% of the page's requests 1
Affiliates 1 · 49 requests
Intuit intuit.com, intuitcdn.net 9% of the page's requests 49
Unknown 5 · 24 requests

infinity-tracking.comherbgreencolumn.commczbf.comcloud.runinfinity-tracking.net

First party 1 · 155 requests
Mailchimp Akamai Akamai Bot Manager Amazon ALB Amazon Web Services ArtsAI Boomerang BugSnag Eloqua Envoy HSTS Nativo Open Graph Pinterest Conversion Tag Priority Hints React core-js 3.32.2 30% of the page's requests 155

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

Subprocessor of (136)CSV · Atom

1–100 of 136
  • Aha Labs aha.io
  • Ahrefs ahrefs.com Marketing automation
  • Akita akitaapp.com Mailchimp provides email marketing software.
  • Anaconda anaconda.com Management of information campaigns on Product and Service updates
  • Antavo antavo.com Marketing Automation Platform
  • Apester apester.com Analytics Services
  • APILayer apilayer.com SMTP Service
  • Atlassian atlassian.com Communications technology provider for product notifications and video sharing over email
  • Audienceview audienceview.com Email services
  • AudioStack audiostack.ai User notification services
  • Axcient axcient.com Product Emails
  • Benevity benevity.com Email template and delivery to users.
  • Betterworks betterworks.com Cloud-based platform used to provide email notifications.
  • Bitbucket bitbucket.org Communications technology provider for product notifications and video sharing over email
  • Blitzz blitzz.co Email marketing and campaign management for customer communications.
  • Botdoc botdoc.io Email marketing service and customer transactional notification list
  • Bounteous bounteous.com
  • BridgeAthletic bridgeathletic.com Transactional email service through Mandrill.
  • BrightLocal brightlocal.com Marketing automation and email marketing platform
  • BrowserStack browserstack.com Marketing Email Service
  • Bucksense bucksense.com Marketing automation platform
  • BugHerd bugherd.com Email deliverability software
  • Buildkite buildkite.com Automated email notifications and marketing communications; Email marketing and audience management platform
  • BulkSMS bulksms.com
  • Chartbeat chartbeat.com Transactional email; Transactional email service
  • Click2Mail click2mail.com
  • Confirm confirm.com
  • ConnectWise connectwise.com Product Emails; Product Emails (x360Cloud)
  • Couchdrop couchdrop.io
  • Cube Dev cube.dev Delivers transactional emails such as system alerts, password resets, and account notifications. Processes user email addresses and message content to ensure reliable communication.; Product Features: Transactional Email Services
  • Daily daily.co Email
  • Dataedo dataedo.com Marketing automation
  • Dear Lucy dearlucy.co E-mails
  • DeveloperHub developerhub.io Marketing emails
  • Digicert digicert.com Support financial operations, email marketing, and lead generation
  • Digify digify.com
  • DigitalOcean digitalocean.com Email services
  • Dispel dispel.com Marketing
  • elmah.io elmah.io
  • Encyro encyro.com Email communication (only if user signs up for optional offers)
  • Eptura eptura.com Email and templating provider for outbound client email
  • Experian experian.com Mailchimp provide the Mandrill product which is an email API tool to send emails to clients and customers.; Sub-processor
  • Expo expo.dev Customer interactions
  • Extensis extensis.com
  • Fast Thinking fast-thinking.co.uk Email communications
  • Fastmail fastmail.com Email marketing and automation
  • FE fundinfo fefundinfo.com
  • FreedomPay freedompay.com Mass email campaign provider
  • Friendbuy friendbuy.com Email service provider
  • Gatekeeper gatekeeperhq.com Mail System Services
  • Goldcast goldcast.io Product E-mail
  • GreetBot greet.bot Email newsletter service located in the United States
  • Groq groq.com Account transactional communications (team invites, org communications, key revocation notices, other important account notifications)
  • Haiilo haiilo.com Editing and sending Emails; [Haiilo Amplify] Mailchimp is a subprocessor used for editing and sending emails in our Haiilo Amplify services.
  • Happeo happeo.com Email notifications; __Applicable Transfer Mechanism:__ EU-US Data Privacy Framework
  • Hund hund.io Marketing communications
  • InCountry incountry.com Email Marketing
  • ipapi ipapi.com SMTP Service
  • Ironclad ironcladapp.com Email Notifications
  • Jamf jamf.com Email notifications
  • Kaltura kaltura.com Email automation
  • Kitman Labs kitmanlabs.com Cloud-based email notification services
  • KnowledgeOwl knowledgeowl.com Email campaigns
  • Labster labster.com In product emails
  • LeadSquared leadsquared.com
  • LexisNexis lexisnexis.com
  • Lob.com lob.com Email Provider
  • Loyalty Juggernaut lji.io Email campaign service provider used within LJI Service to send notification emails and dashboards to Agents and End-Users.
  • Lumerate lumerate.com Email automation
  • Maestro AI getmaestro.ai Email delivery services
  • Matterport matterport.com Mail aggregation
  • Maxio maxio.com Message Delivery
  • Medallia medallia.com Email service provider
  • Mediktor mediktor.com Newsletter
  • Melrose Labs melroselabs.com Email service provider.
  • Meltwater meltwater.com Email engagement between clicustomer and influencer.
  • MentorcliQ mentorcliq.com Facilitates automated email functionality for MentorcliQ.; Facilitates automated email functionality.
  • Metabase metabase.com Email communications.
  • MinIO min.io Email marketing platform; processes customer and partner names, email addresses, and email engagement data (opens, clicks)
  • Mobile Testing | Kobiton kobiton.com
  • myQuest myquest.co Email marketing and audience management; Transactional email delivery
  • Neeto neetocal.com Business process
  • Nintex nintex.com Email Service Provider
  • NoodleTools noodletools.com Email marketing and newsletter service used to notify customers of scheduled maintenance, product updates, and articles of interest.
  • One Step GPS onestepgps.com Email Marketing and Automation Platform
  • OpenSesame opensesame.com Outgoing Email
  • Ordergroove ordergroove.com
  • Parchment parchment.com emailing Services
  • Paved paved.com Newsletter Platform Integration
  • Picqer picqer.com MailChimp is used for our monthly newsletters. They have access to your name and email address.
  • Planet planet.com
  • Q-CTRL q-ctrl.com Marketing and transactional emails
  • Qualified qualified.io
  • Relay Commerce relaycommerce.io
  • Repsly repsly.com Email Service
  • RevenueHunt revenuehunt.com Email marketing integration
  • Runa runa.io Email Provider
  • Salad salad.com
  • SalesHood saleshood.com Email delivery
  • Salesloft salesloft.com Customer communications; Service provider
  • Show next 36

Incidents reported by Mailchimp's subprocessorsCSV · Atom

265 reported incidents in the last 30 days, by 5 of the vendors Mailchimp lists as subprocessors.

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

DateCompanyIncidentImpactLasted
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 minorongoing
TwilioSMS Delivery Failures from a Subset of Twilio Phone Numbers to Tcell Tajikistan minorongoing
OpenAIUnable to start new Workspace Agent runs critical9 h 42 min
TwilioMMS Delivery Delays from a Subset of Twilio Long Codes to Multiple Small Networks in United States minorongoing
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
InfobipMultiple Location - WhatsApp Sender Registrations Failure minor3 h 4 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
InfobipGlobal (Europe) - Email Service Degradation minor6 h 12 min
OpenAIElevated Errors On API minor42 min
TwilioWhatsApp Business API Message Send Failures minor16 h 29 min
OpenAIElevated ChatGPT Conversation Errors minor52 min
TwilioVoice Call Failures from a Subset of Twilio Phone Numbers to Chile minor19 h 20 min
TwilioVoice Call Audio Quality Degradation, Silent and One-Way Audio between Twilio and Multiple Networks in United Kingdom minor5 h 18 min

And 240 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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Mailchimp transparency rating

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