# What does haddock use?

haddock (haddock.app) shows public evidence of 16 tools, according to runsonwhat (last checked 2026-10-09).

- Industry: Finance and Accounting
- Size: 11–50 employees
- Based in: Barcelona, Spain

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records |  |
| [Google Cloud](https://www.runsonwhat.com/reverse/gcp) | Hosting & Cloud | Custom domain |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code |  |
| [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records |  |
| [Stripe](https://www.runsonwhat.com/reverse/stripe) | Payments & Billing | DNS verification records |  |
| [Firebase](https://www.runsonwhat.com/reverse/firebase) | Backend & Database | DNS verification records |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | DNS verification records |  |
| [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Email records |  |
| [Zendesk](https://www.runsonwhat.com/reverse/zendesk) | Support & Docs | Email records |  |
| [Intercom](https://www.runsonwhat.com/reverse/intercom) | Support & Docs | Email records |  |
| [Framer](https://www.runsonwhat.com/reverse/framer) | Website & CMS | Custom domain, Website code |  |
| [Crisp](https://www.runsonwhat.com/reverse/crisp) | Support & Docs | Custom domain |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records |  |
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records |  |
| [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records |  |

## FAQ

### What tools does haddock use?

As of October 2026, runsonwhat has found 16 tools at haddock (haddock.app) in public records. Edge & Hosting: Cloudflare and Google Cloud. Application: Google Fonts, Anthropic and Stripe. Go-to-market: Meta Pixel, HubSpot and Zendesk. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked October 9, 2026.

### What cloud does haddock run on?

haddock uses Google Cloud for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Google Cloud through a subdomain that points at Google Cloud. Google Cloud is used by 74,815 companies runsonwhat tracks.

### What CRM does haddock use?

haddock uses HubSpot for its CRM, according to runsonwhat (October 2026). runsonwhat found HubSpot through email records that authorize HubSpot. HubSpot is used by 91,519 companies runsonwhat tracks.

### What email provider does haddock use?

haddock uses Microsoft 365 for email and office software, alongside Google Workspace, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 698,176 companies runsonwhat tracks.

### What does haddock use for customer support?

haddock uses Zendesk for customer support and documentation, alongside Intercom and Crisp, according to runsonwhat (October 2026). runsonwhat found Zendesk through email records that authorize Zendesk. Zendesk is used by 40,664 companies runsonwhat tracks.

### What payment provider does haddock use?

haddock uses Stripe for payments and billing, according to runsonwhat (October 2026). runsonwhat found Stripe through a DNS verification record for Stripe. Stripe is used by 25,994 companies runsonwhat tracks.

### Does haddock use Google Fonts?

Yes. runsonwhat found Google Fonts at haddock through Google Fonts code on haddock.app. Google Fonts is a Media & UI tool used by 788,032 companies runsonwhat tracks.

### Does haddock use AI tools?

Yes. runsonwhat has found Anthropic at haddock; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so haddock may use more AI tools than these.

### Which companies have a tech stack similar to haddock's?

The companies with the stacks most like haddock's are Biocartesian, Scalability, Cartpanda and Fleeti, according to runsonwhat (October 2026). Each shares 3 to 8 tools with haddock, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what haddock uses?

runsonwhat reads public records only. Of the 16 tools at haddock, 7 were found through DNS records, 5 through email records, 3 through subdomains that point at the vendor and 1 through code on haddock.app. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and haddock.app about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/haddock.app (updated October 2026). Counts are companies with direct public evidence of the tool (DNS records, certificates, website code, a real-browser crawl, subprocessor lists), so they are lower bounds. Methodology: https://www.runsonwhat.com/methodology.