A breakdown of the 3.1K+ companies running tcpdump.
Top industries
Information technology and services1.4K+
Professional and business services336
Financial services325
Industrial and manufacturing249
Media and telecommunications184
Education and training77
Construction and building74
Health and wellness65
No industry recorded: 91
Company size
1–10139 (5%)
11–50336 (11%)
51–250742 (24%)
251–500414 (14%)
501–1,000274 (9%)
1,001–5,000533 (18%)
5,001–10,000175 (6%)
10,001+432 (14%)
Share of companies with a recorded size, by employees.
No size recorded: 120
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Frequently asked questions
About the tcpdump data on this page.
How many companies use tcpdump?
Firmable holds confirmed tcpdump detections for 3,165 distinct companies, 618 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use tcpdump?
GuideWell, Miovision Opticom and THL Partners are among the most prominent in the current set.
What industries use tcpdump?
Information technology and services, professional and business services and financial services lead the set, across 19 industries in total.
What size companies use tcpdump?
Adoption concentrates in the 51-250 employee band, across the companies whose size is recorded.
Where are tcpdump users based?
The United States, Canada, Australia and Singapore account for most detections, across 13 countries.
How current is this data?
618 companies were confirmed in the last 90 days. Last detection 7 September 2026.
