.SYSTEMS domain list & statistics

1. Zone summary: .systems

The .SYSTEMS zone contains 45,813 domain names, according to the complete zone-file snapshot dated 02 Oct 2026. In the latest available comparison, from 01 Oct 2026 to 02 Oct 2026, 73 domain names were added to the zone and 20 were removed. The net zone change was +53 domains (net gain).

Complete zone-file coverage. Counts describe domains present in the zone file; registered domains absent from the zone file are excluded. Additions and removals are not independently verified registration or expiration events.

3. Zone Details: .systems

The .systems top-level domain is designed for organizations, products, and projects centered on engineered or integrated technologies. Typical use cases include industrial automation and control vendors, embedded and IoT ecosystems, enterprise platform providers, managed-service operators, and product lines that emphasize systems-level functionality or operational capability.

As a branding choice, .systems conveys technical scope and operational focus more directly than general-purpose extensions. It supports descriptive, keyword-rich names that make a website's role and offering clear to customers and partners. Businesses often choose it to signal engineering credibility, clarify product portfolios, or host documentation and platform endpoints under a purpose-driven name.

When adopting .systems commercially, evaluate name length, memorability, and trademark availability. Short, unambiguous labels and consistent subdomain structures improve recognition and usability. The extension can aid niche discoverability and clarity for technical audiences, but it should be considered alongside mainstream TLDs to align with customer expectations and broader SEO and branding strategies.

Related zones:

5. Download latest .systems domain list via API

import axios from 'axios';
import fs from 'fs';
import { pipeline } from 'stream/promises';

const response = await axios({
  method: 'GET',
  url: 'https://allzonefiles.io/api/v1/zones/systems/dl',
  responseType: 'stream',
  headers: {
    // Replace with your API key
    'Authorization': 'Bearer allzfio_5c1572d016b846ce99ce7a177922ff21'
  }
});

await pipeline(response.data, fs.createWriteStream('systems.txt.gz'));

console.log('Download complete!');

package main

import (
    "io"
    "net/http"
    "os"
)

func main() {
    url := "https://allzonefiles.io/api/v1/zones/systems/dl"
    file, _ := os.Create("systems.txt.gz")
    defer out.Close()

    req, _ := http.NewRequest("GET", url, nil)
    // Replace with your API key
    req.Header.Set("Authorization", "Bearer allzfio_5c1572d016b846ce99ce7a177922ff21")

    resp, _ := http.DefaultClient.Do(req)
    defer resp.Body.Close()

    io.Copy(out, resp.Body)
}

import requests

url = "https://allzonefiles.io/api/v1/zones/systems/dl"
# Replace with your API key
headers = {"Authorization": "Bearer allzfio_5c1572d016b846ce99ce7a177922ff21"}

with requests.get(url, headers=headers, stream=True) as r:
    r.raise_for_status()
    with open("systems.txt.gz", "wb") as f:
        for chunk in r.iter_content(chunk_size=128*1024):
            f.write(chunk)

import java.io.FileOutputStream;
import java.io.InputStream;
import java.net.HttpURLConnection;
import java.net.URL;

public class FileDownloader {
    public static void main(String[] args) throws Exception {
        URL url = new URL("https://allzonefiles.io/api/v1/zones/systems/dl");
        HttpURLConnection connection = (HttpURLConnection) url.openConnection();

        connection.setRequestMethod("GET");
        // Replace with your API key
        connection.setRequestProperty("Authorization", "Bearer allzfio_5c1572d016b846ce99ce7a177922ff21");

        try (InputStream in = connection.getInputStream();
             FileOutputStream out = new FileOutputStream("systems.txt.gz")) {

            byte[] buffer = new byte[8192];
            int bytesRead;
            while ((bytesRead = in.read(buffer)) != -1) {
                out.write(buffer, 0, bytesRead);
            }
        }

        System.out.println("Download complete!");
    }
}

Use .SYSTEMS domain data in your workflow

Compare all domain lists, access historical datasets, or download all available zones in one ZIP.