Quartzy

quartzy.com

Quartzy declares 27 subprocessors in its subprocessor list, which we last checked on Nov 11, 2026 (evidence). They include Amazon Web Services, Google Cloud and Stripe. No published changes since we first read it on Sep 21, 2026.

Subprocessors CSV of Quartzy's subprocessors · Atom feed of Quartzy's subprocessors DORA draft CSV of Quartzy's subprocessors as declared by Quartzy what's this? · 

27 third parties.

NamePurposeLocationListed since
Amazon Web Services Infrastructure Hosting
Anthropic AIAI-assisted data analysis
Auth0 Authentication Provider
Cursor AI-assisted data analysis
Datadog Logging & Monitoring
dbt Labs Data ETL Tool
Elastic Search Infrastructure
Fivetran Data Movement Platform
Fullstory Customer Experience Data
Google Workspace Support Ticket Email Processing
Great Question Customer User Experience Research
Hubspot Marketing CRM
Jira Project Management Tool
LaunchDarkly Feature Flag Tool
Looker Internal Data Visualization Tool
Meltano Data Integration Platform
Outreach Customer Communication Tool
Salesforce Sales CRM
Segment Event logging for analytics
Sentry Application Error Monitoring
Slack Internal Communication
Snowflake Data Warehouse
Sparkpost Email Delivery Service
Stripe Payment processing
Zendesk Customer Support Tool
Zoom Support Recordings
ZoomInfo Sales Intelligence Platform

Web TechnologiesCSV of Quartzy's web technologies · Atom feed of Quartzy's web technologies

Quartzy's homepage made 47 requests to 7 domains, and 2 services controlled by another company.

Advertising (1): usually detected as Advertising: Google CloudAnalytics (1): HubSpot

2 third parties by category: Advertising 1Analytics 1

Third parties 2 · 9 requests
HubSpotsubprocessor HubSpot HubSpot Analytics 15% of the page's requests 7
Google Cloudsubprocessor fonts.googleapis.com, gstatic.com 4% of the page's requests 2
First party 1 · 38 requests
Quartzy Cloudflare Google Font API Google Tag Manager HSTS HTTP/3 HubSpot CMS Hub HubSpot Cookie Policy Banner Open Graph jQuery 1.11.2 81% of the page's requests 38

ComplianceCSV of Quartzy's compliance · Atom feed of Quartzy's compliance

Certified

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

Service statusCSV of Quartzy's status page incidents · Atom feed of Quartzy's status page incidents

Aug 15: no incident reportedAug 16: no incident reportedAug 17: no incident reportedAug 18: no incident reportedAug 19: 1 incident (1 minor)Aug 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

  • 1 incident in 90 days
  • 0 major or critical
  • 3 h 35 min typical time to resolve
BeganIncidentImpactLasted
Service Degradationminor3 h 35 min
Service Degradationminor4 min
Service Disruption - Application Unavailablecritical2 h 2 min
Service Degradationminor34 min

Incidents per month

0 2 4 Dec 2025: 2 incidents (1 critical, 1 minor) · typical time to resolve 2 h 2 min Jan 2026: 1 incident (1 minor) · typical time to resolve 4 min Feb 2026: 0 incidents Mar 2026: 0 incidents Apr 2026: 0 incidents May 2026: 0 incidents Jun 2026: 0 incidents Jul 2026: 0 incidents Aug 2026: 1 incident (1 minor) · typical time to resolve 3 h 35 min Sep 2026: 0 incidents Oct 2026: 0 incidents Nov 2026: 0 incidents Dec 2025Jan 2026Feb Mar Apr May Jun Jul Aug Sep Oct Nov

critical major minor no impact stated

Components affected

ComponentIncidentsBar
Quartzy Integrations1
Quartzy Mobile Application1
Quartzy Web Application1

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

Incidents reported by Quartzy's subprocessorsCSV of incidents reported by vendors Quartzy lists · Atom feed of incidents reported by vendors Quartzy lists

300 reported incidents in the last 30 days, by 14 of the vendors Quartzy lists as subprocessors.

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

DateCompanyIncidentImpactLasted
SnowflakeINC20000347 minor32 min
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
SentryUS issues feed throwing intermittent errors minor51 min
SegmentVoice Call Failures in JP1 minor3 h 51 min
SegmentOn Call Engineers are Investigating no impact statedongoing
dbt LabsCloud IDE sessions failed to load no impact stated8 min
SegmentSMS Delivery Failures from Twilio to Turkcell Turkey minor3 h 54 min
SentryAccount emails not being delivered major42 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
SentryEU region replay ingestion latency minor48 min
ZoomService Degradation Affecting Zoom Conference Room Connector Services Endpoints in the AMS region. minor2 h 35 min
SegmentSMS Delivery Receipt Delays from Twilio Phone Numbers to Movistar Venezuela minor3 h 26 min
HubSpotSome HubSpot tools may be unavailable for some users no impact stated51 min
dbt LabsDegraded run performance due to dbt State service disruption no impact stated—
SegmentGateway API (Lookup API) Failure Increase on Verizon in United States minor10 h 23 min
ZoomService Degradation Affecting a subset of users with ZVA and ZoomMate no impact stated1 min

And 275 more. All of them: CSV · Who is around them.

ChangesCSV of Quartzy's changes · Atom feed of Quartzy's changes

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

None since tracking began.

Rating badge for Quartzy's site

Quartzy transparency rating

It updates with the rating.

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