# What does NetSec Limited use?

NetSec Limited (netsec.org.uk) shows public evidence of 6 tools, according to runsonwhat (last checked 2026-11-10).

- Industry: IT Services
- Size: 11–50 employees
- Based in: Cardiff, United Kingdom
- Founded: 2022
- LinkedIn: https://www.linkedin.com/company/netsec-limited

## Edge & Hosting

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

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Fathom](https://www.runsonwhat.com/reverse/fathom) | Analytics | Website code |  |

## Company Ops

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

## FAQ

### What tools does NetSec use?

As of November 2026, runsonwhat has found 6 tools at NetSec (netsec.org.uk) in public records. Edge & Hosting: Cloudflare. Data & Observability: Fathom. Company Ops: Microsoft 365, SendGrid and Resend. Last checked November 10, 2026.

### What email provider does NetSec use?

NetSec uses Microsoft 365 for email and office software, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365 and email records. Microsoft 365 is used by 737,870 companies runsonwhat tracks.

### What analytics tools does NetSec use?

NetSec uses Fathom for analytics, according to runsonwhat (November 2026). runsonwhat found Fathom through Fathom code on netsec.org.uk. Fathom is used by 2,674 companies runsonwhat tracks.

### Does NetSec use Cloudflare?

Yes. runsonwhat found Cloudflare at NetSec through DNS records that point at Cloudflare and code on netsec.org.uk. Cloudflare is a CDN & Edge tool used by 736,361 companies runsonwhat tracks.

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

The companies with the stacks most like NetSec's are Think Tribe, Cloud Connection, Contidata and AI Australia, according to runsonwhat (November 2026). Each shares 1 to 4 tools with NetSec, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what NetSec uses?

runsonwhat reads public records only. Of the 6 tools at NetSec, 3 were found through DNS records, 2 through email records and 1 through code on netsec.org.uk. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and netsec.org.uk about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/netsec.org.uk (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.