# What does Dear U use?

Dear U (dear-u.co) shows public evidence of 9 tools, according to runsonwhat (last checked 2026-10-20).

- Industry: Software
- Based in: South Korea
- Founded: 2017

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Custom domain, Website code |  |
| [Amazon Route 53](https://www.runsonwhat.com/reverse/route53) | DNS | DNS records |  |
| [Amazon CloudFront](https://www.runsonwhat.com/reverse/cloudfront) | CDN & Edge | Custom domain |  |

## 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 |  |
| [Font Awesome](https://www.runsonwhat.com/reverse/fontawesome) | Media & UI | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records, Website code |  |
| [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records |  |

## FAQ

### What tools does Dear U use?

As of October 2026, runsonwhat has found 9 tools at Dear U (dear-u.co) in public records. Edge & Hosting: Amazon Web Services, Amazon Route 53 and Amazon CloudFront. Application: jQuery, Google Fonts and Font Awesome. Company Ops: Microsoft 365 and SendGrid. Last checked October 20, 2026.

### What cloud does Dear U run on?

Dear U uses Amazon Web Services for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Amazon Web Services through a subdomain that points at Amazon Web Services and code on dear-u.co. Amazon Web Services is used by 145,984 companies runsonwhat tracks.

### What email provider does Dear U use?

Dear U uses Microsoft 365 for email and office software, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365 and code on dear-u.co. Microsoft 365 is used by 715,077 companies runsonwhat tracks.

### Does Dear U use jQuery?

Yes. runsonwhat found jQuery at Dear U through jQuery code on dear-u.co. jQuery is a Frontend tool used by 920,650 companies runsonwhat tracks.

### How does runsonwhat know what Dear U uses?

runsonwhat reads public records only. Of the 9 tools at Dear U, 3 were found through code on dear-u.co, 2 through DNS records, 2 through email records and 2 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and dear-u.co about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/dear-u.co (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.