# What does 1-800 Contacts use?

1-800 Contacts (contacts.com) shows public evidence of 5 tools, according to runsonwhat (last checked 2026-10-10).

- Based in: United States
- Founded: 1995

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Amazon Route 53](https://www.runsonwhat.com/reverse/route53) | DNS | DNS records |  |
| [Fastly](https://www.runsonwhat.com/reverse/fastly) | CDN & Edge | Website code |  |

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Adobe Experience Platform Tags](https://www.runsonwhat.com/reverse/adobe-launch) | Data Pipeline | Website code |  |

## Company Ops

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

## FAQ

### What tools does 1-800 Contacts use?

As of October 2026, runsonwhat has found 5 tools at 1-800 Contacts (contacts.com) in public records. Edge & Hosting: Amazon Route 53 and Fastly. Data & Observability: Adobe Experience Platform Tags. Company Ops: Microsoft 365. Last checked October 10, 2026.

### What email provider does 1-800 Contacts use?

1-800 Contacts uses Microsoft 365 for email and office software, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365. Microsoft 365 is used by 704,966 companies runsonwhat tracks.

### Does 1-800 Contacts use Amazon Route 53?

Yes. runsonwhat found Amazon Route 53 at 1-800 Contacts through DNS records that point at Amazon Route 53. Amazon Route 53 is a DNS tool used by 83,942 companies runsonwhat tracks.

### How does runsonwhat know what 1-800 Contacts uses?

runsonwhat reads public records only. Of the 5 tools at 1-800 Contacts, 3 were found through code on contacts.com, 1 through email records and 1 through DNS records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and contacts.com about monthly.


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