A breakdown of the 15K+ companies running ProFTPD.
Top industries
Information technology and services1.6K+
Professional and business services1.6K+
Industrial and manufacturing1.6K+
Art, sports and recreation1.2K+
Construction and building915
Retail trade810
Education and training767
Media and telecommunications676
No industry recorded: 2.3K+
Company size
1–101,986 (32%)
11–502,086 (33%)
51–2501,333 (21%)
251–500331 (5%)
501–1,000160 (3%)
1,001–5,000258 (4%)
5,001–10,00056 (1%)
10,001+79 (1%)
Share of companies with a recorded size, by employees.
No size recorded: 8.7K+
Versions detected
10 versions across the confirmed companies. Counts are distinct companies seen running that version.
1.3.5e425
1.3.5b353
0.9.9335
1.3.4a249
1.3.5233
1.3.5a170
1.3.5rc3107
1.3.4b89
1.3.3g84
1.3.183
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Frequently asked questions
About the ProFTPD data on this page.
How many companies use ProFTPD?
Firmable holds confirmed ProFTPD detections for 15,046 distinct companies, 15,015 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use ProFTPD?
North Park University, Clearwave Fiber and Beyond, Inc. are among the most prominent in the current set.
What industries use ProFTPD?
Information technology and services, professional and business services and industrial and manufacturing lead the set, across 19 industries in total.
What size companies use ProFTPD?
Adoption concentrates in the 11-50 employee band, across the companies whose size is recorded.
Where are ProFTPD users based?
The United States, Japan, Australia and Canada account for most detections, across 13 countries.
How current is this data?
15,015 companies were confirmed in the last 90 days. Last detection 14 October 2026.
