# What does COLSER use?

COLSER (colser.com) shows public evidence of 15 tools, according to runsonwhat (last checked 2026-10-18).

- Industry: Environmental Services
- Size: 5,001–10,000 employees
- Based in: Parma, Italy
- Founded: 1975
- LinkedIn: https://www.linkedin.com/company/colserad

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Website code |  |
| [GoDaddy](https://www.runsonwhat.com/reverse/godaddy) | DNS | DNS records, Website code |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [jQuery](https://www.runsonwhat.com/reverse/jquery) | Frontend | Website code |  |
| [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code |  |
| [Vimeo](https://www.runsonwhat.com/reverse/vimeo) | Media & UI | Website code |  |
| [YouTube](https://www.runsonwhat.com/reverse/youtube) | Media & UI | Website code |  |

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Mailchimp](https://www.runsonwhat.com/reverse/mailchimp) | Marketing | Email records |  |
| [Klaviyo](https://www.runsonwhat.com/reverse/klaviyo) | Marketing | DNS verification records |  |
| [Dynamics 365 Customer Insights](https://www.runsonwhat.com/reverse/dynamics-365-marketing) | Marketing | DNS verification records |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records |  |
| [reCAPTCHA](https://www.runsonwhat.com/reverse/recaptcha) | Security & Compliance | Website code |  |
| [Cloudflare Turnstile](https://www.runsonwhat.com/reverse/turnstile) | Security & Compliance | Website code |  |
| [Sophos](https://www.runsonwhat.com/reverse/sophos) | Security & Compliance | DNS verification records, Email records |  |

## FAQ

### What tools does COLSER use?

As of October 2026, runsonwhat has found 15 tools at COLSER (colser.com) in public records. Edge & Hosting: Cloudflare and GoDaddy. Application: jQuery, Google Fonts and Vimeo. Data & Observability: Google Analytics. Go-to-market: Mailchimp, Klaviyo and Dynamics 365 Customer Insights. Company Ops: Microsoft 365, reCAPTCHA and Cloudflare Turnstile. Last checked October 18, 2026.

### What email provider does COLSER use?

COLSER uses Microsoft 365 for email and office software, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 701,710 companies runsonwhat tracks.

### What analytics tools does COLSER use?

COLSER uses Google Analytics for analytics, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on colser.com. Google Analytics is used by 853,379 companies runsonwhat tracks.

### What marketing software does COLSER use?

COLSER uses Mailchimp for marketing, alongside Klaviyo and Dynamics 365 Customer Insights, according to runsonwhat (October 2026). runsonwhat found Mailchimp through email records that authorize Mailchimp. Mailchimp is used by 113,225 companies runsonwhat tracks.

### Does COLSER use jQuery?

Yes. runsonwhat found jQuery at COLSER through jQuery code on colser.com. jQuery is a Frontend tool used by 897,845 companies runsonwhat tracks.

### How does runsonwhat know what COLSER uses?

runsonwhat reads public records only. Of the 15 tools at COLSER, 8 were found through code on colser.com, 6 through DNS records and 1 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and colser.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/colser.com (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.