Tools · network protocols

Companies using NetFlow_

As of 4 November 2026, 259 companies name NetFlow in their own job postings; it leaves no trace on websites or in DNS.

As of 4 November 2026 · refreshed daily · counts move as websites, DNS and career sites are re-read.

Largest market
–
Companies with 51+ staff
–
Top industry
–
Team that names it most
IT operations & business systems · 531 postings
Hiring on it, last 30 days
218 companies
Most often alongside
Cisco · 206 companies
259companies show NetFlow, all sources
0on their website or in DNS records
259name it in their own job postings
599postings naming NetFlow, last 90 days
02 — Two ways we see a tool

Where NetFlow shows up

Each population is counted on its own. We never add them up without saying so, because they answer different questions.

Website and DNS footprint0

Companies whose own pages load NetFlow's scripts or embeds, or whose domain's mail and hosting records (SPF, DKIM, MX, CNAME) point at NetFlow. From our crawl of 41.5M company websites and the DNS sweep behind it. Reach: the tool is in the building.

Job postings259

Companies whose own postings say the team works in NetFlow. Read hourly from ~70 applicant tracking systems, with the function, a quote and a date. Intent: the team that runs it is hiring.

Both0

Companies in the footprint whose postings also name NetFlow. The rest of the posting population (259) runs NetFlow without a public trace on the site or in DNS, which is where job data earns its place.

03 — Who uses it

Companies on NetFlow

Companies with 201+ employees and high-confidence evidence in their own postings; job boards and portals left out.

PCB BankRetail & commercial banks · Artesia, United States201-500 employeesTIMMobile network operators · Barra, Brazil10,001+ employeesSignifyLED luminaire manufacturers · Eindhoven, Netherlands10,001+ employeesIsland FinanceConsumer finance companies · IS501-1000 employeesVanguardWealth management general · United States10,001+ employeesFaraday FuturePassenger car & light truck manufacturers · 1001-5000 employeesLenovoComputer hardware webshops · Espoo, Finland10,001+ employeesOn Top of the World CommunitiesResidential property developers · Ocala, United States201-500 employeesCooper LightingLED luminaire manufacturers · Peachtree City, United States5001-10000 employeesS&P Global Inc.Market research providers · New York, United States10,001+ employeesFastlinkConsumer isp broadband · United States1001-5000 employeesSanofiPharmaceutical manufacturers · Gentilly, United States10,001+ employeesOlympus AmericaMedical device manufacturers · United States5001-10000 employeesSecrétariat général de la défense et de la sécurité nationaleGovernment agencies & ministries · 201-500 employeesAgile Robots SERobotics system manufacturers · Munich, Germany501-1000 employeesHamiltonInsurance companies underwriters · United States501-1000 employeesOracleCloud hosting & paas platforms · United States10,001+ employeesAnalog Devices, Inc.Semiconductor manufacturers · 10,001+ employeesZiply FiberFixed & fibre network operators · Kirkland, United States1001-5000 employeesZayoFixed & fibre network operators · Boulder, United States1001-5000 employees
259 companies show NetFlow; 0 of them have over 1,000 employees.

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06 — Job-posting evidence

Who runs NetFlow inside the company

The 259 companies whose postings name NetFlow: by country, size and the function of the role. The second number in the function table is companies.

Postings by function
postings · companies
IT operations & business systems
531 · 311
Software engineering
43 · 25
Sales
28 · 14
Engineering (non-software)
22 · 13
Data & AI
10 · 6
Customer service & success
6 · 6
Product, program & project management
6 · 6
Legal, compliance & risk
3 · 3
public safety and protective services
3 · 2
Unclassified
3 · 3
Posting companies by country
companiesshare
United States
18571%
United Kingdom
156%
Germany
83%
Canada
73%
Brazil
62%
France
42%
Australia
31%
Belgium
21%
Switzerland
21%
Spain
21%
Poland
21%
United Arab Emirates
10%
Posting companies by size
companiesshare
Self-employed
42%
2-10 employees
125%
11-50 employees
197%
51-200 employees
5622%
201-500 employees
4417%
501-1000 employees
2710%
1001-5000 employees
4015%
5001-10000 employees
177%
10,001+ employees
4015%
Hiring on it right now
postings
Postings, last 30 days
407
Postings, last 90 days
599
All open postings
744

218 companies opened a role that names NetFlow in the last 30 days. A hiring team that names its tools is the moment to write to the person who owns the stack.

07 — Named alongside

What NetFlow teams also ask for

Tools named in the same postings as NetFlow. Office software is left out.

08 — network protocols

NetFlow against the rest of its category

Ranked by companies naming each tool in postings. Whole category →

Cite this

Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.

259 companies name NetFlow in their own job postings; it leaves no trace on websites or in DNS, so the posting layer is the whole picture. (Breaknorm, 4 November 2026, https://breaknorm.co/tools/netflow)
How we know

Read from the source, not self-reported

Every number on this page can be traced to a page we crawled or a posting we read. Full methodology →

  • Website codeScripts, tags and embeds found on the company's own pages in our crawl of 41.5M sites. A tool counts once per company.
  • DNS recordsSPF includes, DKIM selectors, MX and CNAME records of the company's domain that point at NetFlow or another vendor. Swept in cycles; dedicated mail-provider and hosting facets open once coverage passes 80% per country.
  • Job postingsRead hourly from the applicant tracking systems behind company career sites. A tool counts when the employer's own text names it as the team's system; candidate wish-lists and apply boilerplate are excluded. Confidence low, medium or high per company.
  • Sending infrastructureCold-e-mail sending domains are look-alike domains on a provider's infrastructure (DNS records, certificate logs) that redirect to the company. Absence is not evidence: only companies with a found sending domain are counted.
  • CompaniesCountry, size and industry come from the company profile we build from its website; headcount from LinkedIn where known, otherwise estimated. Job boards, portals and aggregators are kept out of lists.
FAQ

NetFlow data: questions

How many companies use NetFlow?

259 as of 4 November 2026: 0 carry NetFlow on their website or in their DNS records and 259 name it in their own job postings; 0 show up in both. We keep the two counts apart because they measure different things.

What does "website or DNS" mean?

Our crawler finds NetFlow's scripts, embeds and tags on the company's own pages, and our DNS sweep reads the domain's mail and hosting records (SPF includes, DKIM selectors, MX, CNAMEs) that point at NetFlow. Either one puts the company in the footprint. The sweep is still running, so this number grows week by week.

Why is the job-posting number so much smaller?

A posting only names a tool when the team that will use it is hiring and chooses to say so. That makes it a smaller but stronger signal: it tells you which team runs NetFlow, with a quote and a date. The footprint tells you reach.

How fresh is this?

Career sites are read hourly, websites are re-crawled on a rolling schedule and DNS is re-swept in cycles. The date at the top is when these counts were computed.

Can I get the list?

Yes. The first 20 are on this page; the full 259 with verified e-mails and a weekly feed of new NetFlow users is in the product. Counting is free.

Companies and people

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