# What does 443 Technologies ™ use?

443 Technologies ™ (443technologies.com) shows public evidence of 6 tools, according to runsonwhat (last checked 2026-10-18).

- Industry: Computer & Network Security
- Size: 11–50 employees
- Based in: Shelton, United States
- Founded: 2015
- LinkedIn: https://www.linkedin.com/company/synacktek

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Namecheap](https://www.runsonwhat.com/reverse/namecheap) | DNS | DNS records |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Adobe Fonts](https://www.runsonwhat.com/reverse/adobe-fonts) | Media & UI | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Squarespace](https://www.runsonwhat.com/reverse/squarespace) | Website & CMS | Custom domain, DNS records, Website code |  |
| [ConnectWise](https://www.runsonwhat.com/reverse/connectwise) | Support & Docs | Email records |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records, Email records |  |

## FAQ

### What tools does 443 Technologies ™ use?

As of October 2026, runsonwhat has found 6 tools at 443 Technologies ™ (443technologies.com) in public records. Edge & Hosting: Namecheap. Application: Adobe Fonts. Go-to-market: Squarespace and ConnectWise. Company Ops: Microsoft 365. Last checked October 18, 2026.

### What email provider does 443 Technologies ™ use?

443 Technologies ™ 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 and email records. Microsoft 365 is used by 710,126 companies runsonwhat tracks.

### What does 443 Technologies ™ use for customer support?

443 Technologies ™ uses ConnectWise for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found ConnectWise through email records that authorize ConnectWise. ConnectWise is used by 2,266 companies runsonwhat tracks.

### What is 443 Technologies ™'s website built with?

443 Technologies ™ uses Squarespace for its website, according to runsonwhat (October 2026). runsonwhat found Squarespace through a subdomain that points at Squarespace and DNS records. Squarespace is used by 33,581 companies runsonwhat tracks.

### Does 443 Technologies ™ use Adobe Fonts?

Yes. runsonwhat found Adobe Fonts at 443 Technologies ™ through Adobe Fonts code on 443technologies.com. Adobe Fonts is a Media & UI tool used by 114,026 companies runsonwhat tracks.

### Which companies have a tech stack similar to 443 Technologies ™'s?

The companies with the stacks most like 443 Technologies ™'s are Expert IT Solutions, Gflex, Acuity Network Services and Tsg Networks, according to runsonwhat (October 2026). Each shares 2 to 4 tools with 443 Technologies ™, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what 443 Technologies ™ uses?

runsonwhat reads public records only. Of the 6 tools at 443 Technologies ™, 3 were found through DNS records, 1 through code on 443technologies.com, 1 through subdomains that point at the vendor and 1 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and 443technologies.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/443technologies.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.