# What does USIM use?

USIM (theusim.com) shows public evidence of 20 tools, according to runsonwhat (last checked 2026-11-11).

- Industry: Marketing and Advertising
- Size: 51–200 employees
- Based in: Los Angeles, United States
- Founded: 2004
- LinkedIn: https://www.linkedin.com/company/86722

## Edge & Hosting

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

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [React](https://www.runsonwhat.com/reverse/react) | Frontend | Website code |  |
| [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | Website code |  |

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code |  |
| [Google Tag Manager](https://www.runsonwhat.com/reverse/gtm) | Analytics | Website code |  |
| [Hotjar](https://www.runsonwhat.com/reverse/hotjar) | Analytics | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code |  |
| [Microsoft Ads](https://www.runsonwhat.com/reverse/bing-ads) | Ads & Pixels | Website code |  |
| [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Website code |  |
| [ChatGPT Ads](https://www.runsonwhat.com/reverse/chatgpt-ads) | Ads & Pixels | Website code |  |
| [The Trade Desk](https://www.runsonwhat.com/reverse/tradedesk) | Ads & Pixels | Website code |  |
| [ZoomInfo](https://www.runsonwhat.com/reverse/zoominfo) | Sales & CRM | Website code |  |
| [Clickagy](https://www.runsonwhat.com/reverse/clickagy) | Sales & CRM | Website code |  |
| [Rakuten Advertising](https://www.runsonwhat.com/reverse/rakuten-advertising) | Ads & Pixels | Website code |  |
| [ActiveProspect](https://www.runsonwhat.com/reverse/activeprospect) | Sales & CRM | DNS verification records |  |

## Company Ops

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

## Recent changes at USIM

- 2026-11-11: stopped using [llms.txt](https://www.runsonwhat.com/reverse/llms-txt)

## FAQ

### What tools does USIM use?

As of November 2026, runsonwhat has found 20 tools at USIM (theusim.com) in public records. Edge & Hosting: Cloudflare and GoDaddy. Application: React and Next.js. Data & Observability: Google Analytics, Google Tag Manager and Hotjar. Go-to-market: Google Ads, Microsoft Ads and HubSpot. Company Ops: Microsoft 365, SendGrid and Cookiebot. Last checked November 11, 2026.

### What CRM does USIM use?

USIM uses HubSpot for its CRM, alongside ZoomInfo, Clickagy and ActiveProspect, according to runsonwhat (November 2026). runsonwhat found HubSpot through HubSpot code on theusim.com. HubSpot is used by 97,938 companies runsonwhat tracks.

### What email provider does USIM use?

USIM uses Microsoft 365 for email and office software, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365 and a DNS verification record. Microsoft 365 is used by 736,661 companies runsonwhat tracks.

### What analytics tools does USIM use?

USIM uses Google Analytics for analytics, alongside Google Tag Manager and Hotjar, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on theusim.com. Google Analytics is used by 904,065 companies runsonwhat tracks.

### Does USIM use Cloudflare?

Yes. runsonwhat found Cloudflare at USIM through Cloudflare code on theusim.com. Cloudflare is a CDN & Edge tool used by 735,420 companies runsonwhat tracks.

### Has USIM changed tools recently?

Yes. On runsonwhat's rechecks, USIM stopped using llms.txt (latest on November 11, 2026). A change counts only between two checks of theusim.com done the same way.

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

The companies with the stacks most like USIM's are Shield Legal, Ifficient, Loanz and MyHomeQuote, according to runsonwhat (November 2026). Each shares 5 to 9 tools with USIM, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what USIM uses?

runsonwhat reads public records only. Of the 20 tools at USIM, 16 were found through code on theusim.com, 2 through email records and 2 through DNS records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and theusim.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/theusim.com (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.