Starburst

starburst.io

Starburst declares 14 subprocessors in its subprocessor list, which we last checked on Nov 11, 2026 (evidence). They include Amazon Web Services, Google Cloud and Microsoft. No published changes since we first read it on Sep 23, 2026.

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

14 third parties.

NamePurposeLocationListed since
Anthropic AIApplicable only to customers using Galaxy AI services.USA(SCCs)
AWS Cloud hosting servicesUSA(SCCs)
Cockroach Labs Cloud database servicesUSA(SCCs)
Datadog Observability servicesUSA(SCCs)
FullStory Digital intelligence system to assess Starburst Galaxy customer activity.USA(SCCs)
Google Cloud Platform (customer-elected) Cloud hosting services, applicable only to customers who have a compute cluster in the selected GCP region.USA(SCCs)
HubSpot Customer relationship management system (CRM)USA(SCCs)
Mailgun Email testing servicesUSA(SCCs)
Microsoft Azure (customer-elected) Cloud hosting services, applicable only to customers who have a compute cluster in the selected Azure region.USA(SCCs)
Mixpanel Product analytics servicesUSA(SCCs)
Salesforce CRM and customer supportUSA(SCCs)
Segment (Twilio) Software development kit (SDK) for capturing customer journey events to improve the product experience for Starburst Galaxy customers.USA(SCCs)
Stripe Payment processingUSA(SCCs)
UserFlow User onboarding platformUSA(SCCs)

Web TechnologiesCSV · Atom

Starburst's homepage made 195 requests to 36 domains, 20 services controlled by another company, and 1 domain not identified.

Analytics (7): Wingify, HubSpot, LinkedIn, ZoomInfo, G2.com, Unify, CloudflareAdvertising (6): Google Cloud, Reddit, Inc., Microsoft, Metadata; reviewed: FreeWheel; usually detected as Advertising: StackAdaptMarketing automation (3): 6Sense Insights, Inc., Dreamdata; usually detected as Marketing automation: OktopostLive chat (1): Qualified.com, Inc.Cookie compliance (1): OsanoOther (2): usually detected as Issue trackers: Sentry; Widgets: Navattic

20 third parties by category: Analytics 7Advertising 6Marketing automation 3Live chat 1Cookie compliance 1Other 2

Third parties 20 · 146 requests
Qualified.com, Inc. Qualified 18% of the page's requests 36
Google Cloudsubprocessor DoubleClick Floodlight Google Analytics Google Tag Manager 11% of the page's requests 21
6Sense Insights, Inc. 6sense 10% of the page's requests 20
Reddit, Inc. Reddit Ads 7% of the page's requests 14
Microsoftsubprocessor Microsoft Advertising 7% of the page's requests 13
Wingify VWO 7% of the page's requests 13
HubSpotsubprocessor HubSpot HubSpot Analytics 3% of the page's requests 6
Osano Osano 2% of the page's requests 4
LinkedIn Linkedin Insight Tag 2% of the page's requests 3
ZoomInfo Zoominfo 2% of the page's requests 3
Dreamdata Dreamdata 1% of the page's requests 2
G2.com G2 Track Your Prospects 1% of the page's requests 2
Unify Unify 1% of the page's requests 2
Cloudflare Cloudflare Browser Insights <1% of the page's requests 1
FreeWheel bidr.io <1% of the page's requests 1
Metadata Metadata.io <1% of the page's requests 1
Navattic Navattic <1% of the page's requests 1
Oktopost oktopost.com <1% of the page's requests 1
Sentry sentry.io <1% of the page's requests 1
StackAdapt stackadapt.com <1% of the page's requests 1
Unknown 1 · 44 requests

polaris-eosin-two.vercel.app

First party 1 · 5 requests
Starburst HSTS LottieFiles Microsoft Clarity Next.js 14.2.3 Next.js App Router Open Graph Priority Hints React Sentry Vercel Webpack 3% of the page's requests 5

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

ComplianceCSV · Atom

Certified
Says it complies with

Certifications as Starburst's trust center lists them; reports are usually shared on request (evidence)

Incidents reported by Starburst's subprocessorsCSV · Atom

229 reported incidents in the last 30 days, by 9 of the vendors Starburst lists as subprocessors.

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

DateCompanyIncidentImpactLasted
SegmentMMS Delivery Failures from Twilio to GCI United States minor3 min
SegmentSMS Delivery Failures from Twilio 10DLC to AT&T United States minor4 h 3 min
SegmentSMS Delivery Failures from Twilio to Orange Sierra Leone minorongoing
SegmentSMS Delivery Failures From Long Code Numbers to AT&T in the US minor1 h 19 min
SegmentSMS Delivery Delays from Twilio to MTS Kazakhstan minorongoing
SegmentSMS Delivery Failures from a Subset of Twilio Phone Numbers to Tcell Tajikistan minorongoing
SegmentMMS Delivery Delays from a Subset of Twilio Long Codes to Multiple Small Networks in United States minorongoing
SegmentSMS Delivery Failures from a Subset of Twilio Phone Numbers to K-Cell Kazakhstan minor7 h 23 min
SegmentVoice Call Failures in JP1 minor3 h 51 min
SegmentOn Call Engineers are Investigating no impact statedongoing
SegmentSMS Delivery Failures from Twilio to Turkcell Turkey minor3 h 54 min
SegmentRetroactive Incident Impacting Twilio Usage APIs no impact stated1 min
AnthropicElevated errors on Fable 52 and Mythos 52 no impact stated1 min
SegmentIssue resolved minor1 h 43 min
SegmentSMS Delivery Receipt Delays from Twilio Phone Numbers to Movistar Venezuela minor3 h 26 min
UserflowDegraded Performance for AdoptionAgent due to impacted Third Party System minor38 min
HubSpotSome HubSpot tools may be unavailable for some users no impact stated51 min
SegmentGateway API (Lookup API) Failure Increase on Verizon in United States minor10 h 23 min
SegmentWhatsApp Business API Message Send Failures minor16 h 29 min
SegmentVoice Call Failures from a Subset of Twilio Phone Numbers to Chile minor19 h 20 min
SegmentVoice Call Audio Quality Degradation, Silent and One-Way Audio between Twilio and Multiple Networks in United Kingdom minor5 h 18 min
SegmentSMS Delivery Delays and Failures from a Subset of Twilio Alphanumeric Sender IDs and Long Codes to Multiple Networks in Italy minor3 h 14 min
SegmentSMS Delivery Delays and Failures from Twilio to Spusu United Kingdom minor3 h 26 min
SegmentSMS Delivery Receipt Delays from Twilio to Bouygues Telecom France minor13 h 31 min
SegmentSMS Delivery Failures from Network Subscribers in Germany to a Subset of Twilio Long Codes minor8 h 40 min

And 204 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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