runsonwhat

Companies that use NS1

3,008 companies use NS1, as of October 2026.

NS1: Managed DNS. We've found 3,008 companies using NS1, most often in IT Services (12%) and Healthcare (11%), typically with 51–200 employees and 63% based in United States.

Customers3,008companies use it
Most popular withManufacturer105× more likely than average
Typical customer51–200employees · mostly United States
  1. Seen Oct 2026
  2. Seen Oct 2026
  3. Deeper Life High Schoolbing.comHigher Education · United States
    5,001–10,000 employeesSeen Oct 2026
  4. Spotify Technologyspotify.comSoftware · Luxembourg
    5,001–10,000 employeesSeen Oct 2026
  5. Seen Oct 2026
  6. Intuitintuit.comEnterprise Software · United States
    Seen Oct 2026
  7. The New York Timesnytimes.comNewspapers · United States
    1,001–5,000 employeesSeen Oct 2026
  8. Ebayebay.comE-commerce · United States
    10,000+ employeesSeen Oct 2026
  9. Taboolataboola.comAdvertising · United States
    Seen Oct 2026
  10. Seen Oct 2026
  11. Seen Oct 2026
  12. IBMibm.comIT Services · Sweden
    10,000+ employeesSeen Oct 2026
  13. Seen Oct 2026
  14. Seen Oct 2026
  15. MAPI urban clothesetsy.comClothing · Canada
    1,001–5,000 employeesSeen Oct 2026

Showing 40 of 3,608

NS1 customers also use

How much more likely NS1 customers are to use each tool than the average company.

What kind of companies use NS1

Segments where NS1 customers are more common than among all the companies we track.

  • Manufacturer1% of customers105×more likely
  • Aviation and Space0% of customers13×more likely
  • Therapeutics0% of customers12×more likely
  • Gambling & Casinos0% of customers11×more likely
  • Phonographic0% of customers9.2×more likely
  • Newspapers0% of customers5.6×more likely
  • 11–50 employees14% of customers1.6×more likely
  • 1–10 employees9% of customers1.6×more likely

Industry

  1. IT Services12%
  2. Healthcare11%
  3. Software10%
  4. Financial Services9%
  5. Marketing and Advertising7%
  6. Retail6%
  7. Education Management5%
  8. Real Estate4%

Company size

  1. 1–10 employees9%
  2. 11–50 employees14%
  3. 51–200 employees43%
  4. 201–1,000 employees20%
  5. 1,001–5,000 employees8%
  6. 5,001–10,000 employees3%
  7. 10,000+ employees4%

Country

  1. United States63%
  2. United Kingdom8%
  3. Canada5%
  4. India4%
  5. Germany3%
  6. Sweden2%
  7. Australia2%
  8. Spain1%

Breakdowns cover the 2,794 customers with company details so far.

Alternatives to NS1

Other tools in the same category, by how many companies use them.

NS1 FAQ

How many companies use NS1?

We've found 3,008 companies using NS1 among the 179,638 we've scanned so far. We only count a company when a direct public record backs it up.

What kind of companies use NS1?

NS1 customers are most often in IT Services (12%), Healthcare (11%) and Software (10%). The most common company size is 51–200 employees (43% of customers with a known size).

Which countries use NS1 the most?

Most NS1 customers we've found are in United States (63%), United Kingdom (8%) and Canada (5%).

What are the alternatives to NS1?

The most used alternatives in the same category are GoDaddy (60,080 companies), Amazon Route 53 (34,425 companies), Namecheap (5,495 companies) and CSC (2,810 companies).

How does runsonwhat know a company uses NS1?

We read public traces only. For NS1 that means the company's DNS name servers and the company's published subprocessor list. Every match keeps the record it came from.