# Sine

Sine (sine.co): subprocessors, data processing agreement, security documents and changes, as monitored by Third Party Index.

- Page: https://thirdpartyindex.com/vendors/sine
- Documents last verified: 2026-10-07
- Transparency rating: 69/100 (how much it publishes, not how secure it is): Subprocessor list 30/30; Processing locations 8/8; Purposes 7/7; Data processing addendum 0/12 (not found); Trust center 0/8 (not found); Privacy policy 6/6; security.txt 0/6 (not found); Security page 5/5; Status page 5/5; Vulnerability disclosure 0/5 (not found); Pages still reachable 8/8
- Supply chain: relies on 6 tracked vendors directly, 53 within two hops, 270 within three; 0 tracked vendors rely on it directly, 0 within two hops, 0 within three
- Cite as: Sine, Third Party Index, https://thirdpartyindex.com/vendors/sine (data CC BY 4.0)

## Documents

| Document | URL | Last verified | Last changed |
|---|---|---|---|
| Subprocessor list | https://www.sine.co/subprocessors/ | 2026-10-07 | 2026-09-30 |
| Privacy policy | https://www.sine.co/privacy/ | 2026-10-07 | 2026-09-30 |
| Terms | https://www.sine.co/terms/ | 2026-10-07 | 2026-09-30 |
| Security page | https://www.sine.co/security/ | 2026-10-07 | 2026-09-30 |
| Status page | https://status.sine.co/ | 2026-10-07 | 2026-10-07 |

## Subprocessors (6)

As its own list states them.

| Subprocessor | Purpose | Location | Listed since |
|---|---|---|---|
| [Amazon Web Services, Inc.](https://thirdpartyindex.com/vendors/amazon-web-services.md) | Cloud services | Australia | 2026-09-30 |
| [Cloudflare, Inc.](https://thirdpartyindex.com/vendors/cloudflare.md) | Web infrastructure & security | USA | 2026-09-30 |
| [Intercom, Inc.](https://thirdpartyindex.com/vendors/intercom.md) | Customer communications | USA | 2026-09-30 |
| [MongoDB, Inc.](https://thirdpartyindex.com/vendors/mongodb.md) | Cloud services | Australia | 2026-09-30 |
| [Sendgrid, Inc.](https://thirdpartyindex.com/vendors/sendgrid.md) | Email functionality | USA, UK, India, Japan | 2026-09-30 |
| [Twilio, Inc.](https://thirdpartyindex.com/vendors/twilio.md) | SMS functionality | USA, Ireland, Brazil, Singapore, Japan, Australia | 2026-09-30 |

Read from ([evidence](https://thirdpartyindex.com/evidence/25446)). CSV: https://thirdpartyindex.com/vendors/sine/subprocessors.csv

## Subprocessor of (0)

No tracked vendor lists it.

## Service status

Incidents it reported on its own status page.

- Last 90 days: 2 reported incidents (1 major or critical, 0 minor, 1 with no impact stated)
- Typical time to resolve: 23 h 43 min
- Status page last read: 2026-10-07
- 2026-07-29: Disruption with email services (major)
- 2026-07-29: Disruption with email services (no impact stated)
- 2026-07-08: Major network outage (major)
- 2026-05-22: Disruption delivering to Yahoo email services (no impact stated)
- 2026-04-16: Apple VPP (Volume Purchase Program) / MDM Outage (minor)
- 2026-02-15: CM3 Integration Issues (no impact stated)
- 2026-01-22: Microsoft 365 users seeing delayed email delivery from Sine (no impact stated)
- 2025-11-06: Marketing website interruption (no impact stated)

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Third Party Index (https://thirdpartyindex.com) monitors vendors' public security and privacy documents and keeps each version as evidence. Data CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/); vendors' own documents are theirs. API: https://thirdpartyindex.com/api