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Tools ·

Companies using trellix email security

As of 5 November 2026, 888 companies carry trellix email security on their website or in their DNS records; none names it in job postings yet.

As of 5 November 2026 · refreshed daily · counts move as websites, DNS and career sites are re-read.

Largest market
United States · 362 companies
Companies with 51+ staff
432 · 49% of the footprint
Top industry
Business & finance services · 31%
Team that names it most
–
Hiring on it, last 30 days
0 companies
Most often alongside
–
888companies show trellix email security, all sources
888on their website or in DNS records
0name it in their own job postings
0postings naming trellix email security, last 90 days
02Two ways we see a tool

Where trellix email security 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 footprint888

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

Job postings0

Companies whose own postings say the team works in trellix email security. 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 trellix email security. The rest of the posting population (0) runs trellix email security without a public trace on the site or in DNS, which is where job data earns its place.

03Who uses it

Companies on trellix email security

No company names trellix email security in its job postings with enough confidence to list yet; the companies below carry it on their website or in DNS.

Seen through the website or DNS only

Companies with 1,000+ employees whose website or DNS carries trellix-email-security but whose postings never name it: the part of the market job data alone misses.

888 companies show trellix email security; 72 of them have over 1,000 employees.

Filter by country, size, team and source, open verified e-mails for the decision makers, or push new matches to your CRM every week.

Start free, no card. The first 20 are above; e-mails are verified at the mail server when you open them.

04Footprint breakdown

By country, company size and industry

The 888 companies with trellix email security on their website or in DNS. Click a country for its own page where we have one.

By country
companiesshare
United States
36241%
Canada
718%
United Kingdom
566%
Spain
425%
Germany
405%
Poland
313%
Brazil
273%
Türkiye
243%
Cyprus
222%
Italy
202%
Hungary
192%
Bulgaria
121%
By company size
companiesshare
Self-employed
738%
2-10 employees
16418%
11-50 employees
20924%
51-200 employees
18321%
201-500 employees
11813%
501-1000 employees
485%
1001-5000 employees
597%
5001-10000 employees
61%
10,001+ employees
182%
By industry
companiesshare
Business & finance services
27631%
Manufacturing & industry
12314%
Technology & software
8610%
Media & content
799%
Health care
597%
Property & construction
465%
Commerce & trade
445%
Public, community & associations
415%
Utilities & infrastructure
394%
Consumer services & leisure
354%
Automotive
202%
Hospitality & travel
162%
05What their DNS and pages also say

The mail, hosting and web stack of trellix email security companies

Other tools found on the same companies' websites or in their DNS records. Mail providers and senders come from SPF, DKIM and MX; the rest from page code.

Microsoft 365712 companies · 80%
microsoft_teams264 companies · 30%
Cloudflare234 companies · 26%
microsoft_intune201 companies · 23%
Microsoft Entra ID199 companies · 22%
SendGrid130 companies · 15%
Google Workspace123 companies · 14%
Mailchimp111 companies · 13%Atlassian102 companies · 11%
AWS Route 5395 companies · 11%
apple93 companies · 10%
Amazon SES86 companies · 10%
KnowBe465 companies · 7%exclaimer63 companies · 7%
facebook_pixel61 companies · 7%
HubSpot61 companies · 7%
Cite this

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

888 companies carry trellix email security on their website or in their DNS records; no company names it in its job postings yet. (Breaknorm, 5 November 2026, https://breaknorm.co/tools/trellix-email-security)
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 trellix email security 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

trellix email security data: questions

How many companies use trellix email security?

888 as of 5 November 2026: 888 carry trellix email security on their website or in their DNS records and 0 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 trellix email security'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 trellix email security. 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 trellix email security, 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 888 with verified e-mails and a weekly feed of new trellix email security users is in the product. Counting is free.

Companies and people

Get this list your way

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Every company on trellix email security,
with the person who owns it

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