# ZeroBounce

ZeroBounce (zerobounce.net): subprocessors, data processing agreement, security documents and changes, as monitored by Third Party Index.

- Page: https://thirdpartyindex.com/vendors/zerobounce
- Documents last verified: 2026-10-03
- Transparency rating: 81/100 (how much it publishes, not how secure it is): Subprocessor list 30/30; Processing locations 0/8 (partial); Purposes 7/7; Data processing addendum 12/12; Trust center 8/8; 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 10 tracked vendors directly, 93 within two hops, 298 within three; 12 tracked vendors rely on it directly, 62 within two hops, 159 within three
- Cite as: ZeroBounce, Third Party Index, https://thirdpartyindex.com/vendors/zerobounce (data CC BY 4.0)

## Documents

| Document | URL | Last verified | Last changed |
|---|---|---|---|
| Trust center | https://www.zerobounce.net/trust | 2026-10-03 | 2026-10-03 |
| Subprocessor list | https://www.zerobounce.net/docs/about-zerobounce/subprocessors-and-service-providers | 2026-10-03 | 2026-10-03 |
| Data processing addendum | https://www.zerobounce.net/docs/about-zerobounce/data-processing-agreement | 2026-10-03 | 2026-10-03 |
| Privacy policy | https://www.zerobounce.net/privacy-policy | 2026-10-03 | 2026-10-03 |
| Terms | https://www.zerobounce.net/terms-of-use | 2026-10-03 | 2026-10-03 |
| Security page | https://www.zerobounce.net/security | 2026-10-03 | 2026-10-03 |
| Status page | https://status.zerobounce.net/ | 2026-10-03 | 2026-10-03 |

## Subprocessors (17)

As its own list states them.

| Subprocessor | Purpose | Location | Listed since |
|---|---|---|---|
| [Anthropic](https://thirdpartyindex.com/vendors/anthropic.md) (AI model provider: Anthropic) | Used to generate analytical reports and insights on ad performance, payment activity, subscription churn, and customer support interactions by processing pseudonymized operational data to identify trends, improve decision-making, and enhance user experience. | — | 2026-10-03 |
| [G2](https://thirdpartyindex.com/vendors/g2-com.md) | To send review invitations and collect genuine user feedback about our services. | — | 2026-10-03 |
| Google Ads | Ad placement | — | 2026-10-03 |
| [Hubspot](https://thirdpartyindex.com/vendors/hubspot.md) | Marketing aggregator | — | 2026-10-03 |
| LinkedIn Ads | Ad placement | — | 2026-10-03 |
| [Mailchimp](https://thirdpartyindex.com/vendors/mailchimp.md) | Used as a backup provider to send transactional emails by processing recipient email addresses, message content, and delivery metadata to ensure reliable communication delivery. | — | 2026-10-03 |
| [Meta](https://thirdpartyindex.com/vendors/meta.md) | Ad placement | — | 2026-10-03 |
| [Microsoft](https://thirdpartyindex.com/vendors/microsoft.md) | Ad placement | — | 2026-10-03 |
| [OpenAI](https://thirdpartyindex.com/vendors/openai.md) (AI model provider: OpenAI) | Used to generate analytical reports and insights on ad performance, payment activity, subscription churn, and customer support interactions by processing pseudonymized operational data to identify trends, improve decision-making, and enhance user experience. | — | 2026-10-03 |
| Outbrain | Ad placement | — | 2026-10-03 |
| Quantcast | Ad placement | — | 2026-10-03 |
| Quora | Ad placement | — | 2026-10-03 |
| Reddit | Ad placement | — | 2026-10-03 |
| [Taboola](https://thirdpartyindex.com/vendors/taboola.md) | Ad placement | — | 2026-10-03 |
| TrustPilot | To send review invitations and collect genuine user feedback about our services. | — | 2026-10-03 |
| [Zapier](https://thirdpartyindex.com/vendors/zapier.md) | Marketing aggregator | — | 2026-10-03 |
| [Zendesk](https://thirdpartyindex.com/vendors/zendesk.md) | Customer service ticketing and communication; also used in the limited instance where a customer submits a request for support using our chat function/form. | — | 2026-10-03 |

Read from ([evidence](https://thirdpartyindex.com/evidence/35933)). CSV: https://thirdpartyindex.com/vendors/zerobounce/subprocessors.csv

AI model providers (or a cloud provider's AI model service) among these entries: 2. All vendors that list one: https://thirdpartyindex.com/ai

## Subprocessor of (12)

Tracked vendors whose own subprocessor lists name it, and what they say they use it for.

- [Clozd](https://thirdpartyindex.com/vendors/clozd.md): Email validation and deliverability service. Verifies and cleans email lists, reduces bounce rates, and ensures message deliverability to intended recipients. \[…
- [Deltek](https://thirdpartyindex.com/vendors/deltek.md): Email Validation
- [Encyro](https://thirdpartyindex.com/vendors/encyro.md): Email verification
- [Freshworks](https://thirdpartyindex.com/vendors/freshworks.md): Email platform service to solve for the new features being launched by Freshmarketer and Freshsales products. Used to improve customer's email marketing campaig…
- [Helply](https://thirdpartyindex.com/vendors/helply.md): Email validation
- [IDrive®](https://thirdpartyindex.com/vendors/idrive.md)
- [Kudosity](https://thirdpartyindex.com/vendors/kudosity.md): Email validation
- [Nextiva](https://thirdpartyindex.com/vendors/nextiva.md): Email address verification
- [Scoro](https://thirdpartyindex.com/vendors/scoro.md): Email address validations
- [Sogolytics](https://thirdpartyindex.com/vendors/sogolytics.md): Email validation and list-cleaning services
- [Uptime.com](https://thirdpartyindex.com/vendors/uptime-com.md): Email validation services
- [Yugabyte](https://thirdpartyindex.com/vendors/yugabyte.md): Email Validation

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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