# What does Studylib Security Check use?

Studylib Security Check (studylib.net) shows public evidence of 19 tools, according to runsonwhat (last checked 2026-11-01).

## Edge & Hosting

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

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Ad Manager](https://www.runsonwhat.com/reverse/google-ad-manager) | Ads & Pixels | Website config |  |
| [Microsoft Xandr](https://www.runsonwhat.com/reverse/xandr) | Ads & Pixels | Website config |  |
| [Yandex Webmaster](https://www.runsonwhat.com/reverse/yandex) | Marketing | DNS verification records |  |
| [Magnite](https://www.runsonwhat.com/reverse/magnite) | Ads & Pixels | Website config |  |
| [PubMatic](https://www.runsonwhat.com/reverse/pubmatic) | Ads & Pixels | Website config |  |
| [OpenX](https://www.runsonwhat.com/reverse/openx) | Ads & Pixels | Website config |  |
| [Amazon Publisher Services](https://www.runsonwhat.com/reverse/amazon-publisher-services) | Ads & Pixels | Website config |  |
| [Index Exchange](https://www.runsonwhat.com/reverse/index-exchange) | Ads & Pixels | Website config |  |
| [Media.net](https://www.runsonwhat.com/reverse/media-net) | Ads & Pixels | Website config |  |
| [Sovrn](https://www.runsonwhat.com/reverse/sovrn) | Ads & Pixels | Website config |  |
| [TripleLift](https://www.runsonwhat.com/reverse/triplelift) | Ads & Pixels | Website config |  |
| [Freshdesk](https://www.runsonwhat.com/reverse/freshdesk) | Support & Docs | Email records |  |
| [Sharethrough](https://www.runsonwhat.com/reverse/sharethrough) | Ads & Pixels | Website config |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Let's Encrypt](https://www.runsonwhat.com/reverse/letsencrypt) | Security & Compliance | DNS records |  |
| [Sectigo](https://www.runsonwhat.com/reverse/sectigo) | Security & Compliance | DNS records |  |
| [DigiCert](https://www.runsonwhat.com/reverse/digicert) | Security & Compliance | DNS records |  |
| [Google Trust Services](https://www.runsonwhat.com/reverse/google-trust) | Security & Compliance | DNS records |  |

## FAQ

### What tools does Studylib Security Check use?

As of November 2026, runsonwhat has found 19 tools at Studylib Security Check (studylib.net) in public records. Edge & Hosting: Cloudflare. Go-to-market: Google Ad Manager, Microsoft Xandr and Yandex Webmaster. Company Ops: Let's Encrypt, Sectigo and DigiCert. Last checked November 1, 2026.

### What does Studylib Security Check use for customer support?

Studylib Security Check uses Freshdesk for customer support and documentation, according to runsonwhat (November 2026). runsonwhat found Freshdesk through email records that authorize Freshdesk. Freshdesk is used by 12,777 companies runsonwhat tracks.

### What marketing software does Studylib Security Check use?

Studylib Security Check uses Yandex Webmaster for marketing, according to runsonwhat (November 2026). runsonwhat found Yandex Webmaster through a DNS verification record for Yandex Webmaster. Yandex Webmaster is used by 19,341 companies runsonwhat tracks.

### Does Studylib Security Check use Cloudflare?

Yes. runsonwhat found Cloudflare at Studylib Security Check through DNS records that point at Cloudflare and code on studylib.net. Cloudflare is a CDN & Edge tool used by 728,612 companies runsonwhat tracks.

### How does runsonwhat know what Studylib Security Check uses?

runsonwhat reads public records only. Of the 19 tools at Studylib Security Check, 11 were found through website configuration files, 7 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 studylib.net about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/studylib.net (updated November 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.