# What does Piriform use?

Piriform (piriform.com) shows public evidence of 15 tools, according to runsonwhat (last checked 2026-10-09).

- Industry: Software
- Based in: United Kingdom
- Founded: 2005
- LinkedIn: https://www.linkedin.com/company/piriform

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Amazon Route 53](https://www.runsonwhat.com/reverse/route53) | DNS | DNS records |  |
| [Fastly](https://www.runsonwhat.com/reverse/fastly) | CDN & Edge | DNS records |  |
| [Microsoft Azure](https://www.runsonwhat.com/reverse/azure) | Hosting & Cloud | Custom domain |  |
| [Akamai](https://www.runsonwhat.com/reverse/akamai) | CDN & Edge | Custom domain |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records, Email records |  |
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records |  |
| [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Custom domain, Email records |  |
| [Atlassian](https://www.runsonwhat.com/reverse/atlassian) | Dev Tools | DNS verification records |  |
| [Mailchimp Transactional](https://www.runsonwhat.com/reverse/mandrill) | Email Delivery | Email records |  |
| [Let's Encrypt](https://www.runsonwhat.com/reverse/letsencrypt) | Security & Compliance | DNS records |  |
| [GlobalSign](https://www.runsonwhat.com/reverse/globalsign) | Security & Compliance | DNS verification 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 |  |
| [Amazon Trust Services](https://www.runsonwhat.com/reverse/amazon-trust) | Security & Compliance | DNS records |  |

## FAQ

### What tools does Piriform use?

As of October 2026, runsonwhat has found 15 tools at Piriform (piriform.com) in public records. Edge & Hosting: Amazon Route 53, Fastly and Microsoft Azure. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked October 9, 2026.

### What cloud does Piriform run on?

Piriform uses Microsoft Azure for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Microsoft Azure through a subdomain that points at Microsoft Azure. Microsoft Azure is used by 45,830 companies runsonwhat tracks.

### What email provider does Piriform use?

Piriform 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 and email records. Microsoft 365 is used by 705,069 companies runsonwhat tracks.

### Does Piriform use SendGrid?

Yes. runsonwhat found SendGrid at Piriform through a subdomain that points at SendGrid and email records. SendGrid is a Email Delivery tool used by 191,999 companies runsonwhat tracks.

### How does runsonwhat know what Piriform uses?

runsonwhat reads public records only. Of the 15 tools at Piriform, 10 were found through DNS records, 3 through subdomains that point at the vendor and 2 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and piriform.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/piriform.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.