A breakdown of the 2.3K+ companies running mod_fastcgi.
Top industries
Information technology and services261
Professional and business services239
Art, sports and recreation175
Industrial and manufacturing157
Media and telecommunications156
Construction and building144
Education and training120
Hospitality and travel98
No industry recorded: 549
Company size
1–10351 (29%)
11–50317 (27%)
51–250282 (24%)
251–50093 (8%)
501–1,00025 (2%)
1,001–5,00067 (6%)
5,001–10,00026 (2%)
10,001+32 (3%)
Share of companies with a recorded size, by employees.
No size recorded: 1.1K+
Versions detected
7 versions across the confirmed companies. Counts are distinct companies seen running that version.
2.4.6223
2.4.229
2.4.7.14
2.2.123
2.4.02
2.4.72
2.2.101
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Frequently asked questions
About the mod_fastcgi data on this page.
How many companies use mod_fastcgi?
Firmable holds confirmed mod_fastcgi detections for 2,344 distinct companies, 1,081 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use mod_fastcgi?
Harbor Health, William and Flora Hewlett Foundation and Daxtra Technologies are among the most prominent in the current set.
What industries use mod_fastcgi?
Information technology and services, professional and business services and art, sports and recreation lead the set, across 19 industries in total.
What size companies use mod_fastcgi?
Adoption concentrates in the 1-10 employee band, across the companies whose size is recorded.
Where are mod_fastcgi users based?
The United States, Canada, Australia and Singapore account for most detections, across 13 countries.
How current is this data?
1,081 companies were confirmed in the last 90 days. Last detection 14 October 2026.
