# What does Atsign use?

Atsign (atsign.com) shows public evidence of 16 tools, according to runsonwhat (last checked 2026-10-06).

- Industry: Internet
- Size: 11–50 employees
- Based in: San Jose, United States
- Founded: 2019
- LinkedIn: https://www.linkedin.com/company/atsigncompany

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Website code |  |
| [Namecheap](https://www.runsonwhat.com/reverse/namecheap) | DNS | DNS records |  |
| [KeyCDN](https://www.runsonwhat.com/reverse/keycdn) | CDN & Edge | Custom domain |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [jQuery](https://www.runsonwhat.com/reverse/jquery) | Frontend | Website code |  |

## Data & Observability

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

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft Ads](https://www.runsonwhat.com/reverse/bing-ads) | Ads & Pixels | Website code |  |
| [Zoho](https://www.runsonwhat.com/reverse/zoho) | Sales & CRM | Custom domain, Email records |  |
| [Webflow](https://www.runsonwhat.com/reverse/webflow) | Website & CMS | Website code |  |
| [ZoomInfo](https://www.runsonwhat.com/reverse/zoominfo) | Sales & CRM | Website code |  |
| [GitBook](https://www.runsonwhat.com/reverse/gitbook) | Support & Docs | Custom domain |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Website code |  |
| [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Website code |  |
| [CookieYes](https://www.runsonwhat.com/reverse/cookieyes) | Security & Compliance | Website code |  |
| [Mailgun](https://www.runsonwhat.com/reverse/mailgun) | Email Delivery | Website code |  |

## FAQ

### What tools does Atsign use?

As of October 2026, runsonwhat has found 16 tools at Atsign (atsign.com) in public records. Edge & Hosting: Cloudflare, Namecheap and KeyCDN. Application: jQuery. Data & Observability: Google Analytics and UptimeRobot. Go-to-market: Microsoft Ads, Zoho and Webflow. Company Ops: Google Workspace, SendGrid and CookieYes. Last checked October 6, 2026.

### What CRM does Atsign use?

Atsign uses Zoho for its CRM, alongside ZoomInfo, according to runsonwhat (October 2026). runsonwhat found Zoho through a subdomain that points at Zoho and email records. Zoho is used by 61,913 companies runsonwhat tracks.

### What email provider does Atsign use?

Atsign uses Google Workspace for email and office software, according to runsonwhat (October 2026). runsonwhat found Google Workspace through Google Workspace code on atsign.com. Google Workspace is used by 399,668 companies runsonwhat tracks.

### What does Atsign use for customer support?

Atsign uses GitBook for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found GitBook through a subdomain that points at GitBook. GitBook is used by 1,992 companies runsonwhat tracks.

### What analytics tools does Atsign use?

Atsign uses Google Analytics for analytics, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on atsign.com. Google Analytics is used by 860,975 companies runsonwhat tracks.

### What is Atsign's website built with?

Atsign uses Webflow for its website, according to runsonwhat (October 2026). runsonwhat found Webflow through Webflow code on atsign.com. Webflow is used by 34,473 companies runsonwhat tracks.

### Does Atsign use jQuery?

Yes. runsonwhat found jQuery at Atsign through jQuery code on atsign.com. jQuery is a Frontend tool used by 903,563 companies runsonwhat tracks.

### Which companies have a tech stack similar to Atsign's?

The companies with the stacks most like Atsign's are Judge.me, Citiservi, Silicon Swamp and BBB, according to runsonwhat (October 2026). Each shares 3 to 6 tools with Atsign, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Atsign uses?

runsonwhat reads public records only. Of the 16 tools at Atsign, 10 were found through code on atsign.com, 4 through subdomains that point at the vendor and 2 through DNS records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and atsign.com about monthly.


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