Tools ·

Companies using zalo_

As of 4 November 2026, 404 companies carry zalo on their website or in their DNS records; none names it in job postings yet.

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

Largest market
VN · 191 companies
Companies with 51+ staff
73 · 18% of the footprint
Top industry
Technology & software · 53%
Team that names it most
–
Hiring on it, last 30 days
0 companies
Most often alongside
–
404companies show zalo, all sources
404on their website or in DNS records
0name it in their own job postings
0postings naming zalo, last 90 days
02 — Two ways we see a tool

Where zalo 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 footprint404

Companies whose own pages load zalo's scripts or embeds, or whose domain's mail and hosting records (SPF, DKIM, MX, CNAME) point at zalo. 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 zalo. 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 zalo. The rest of the posting population (0) runs zalo without a public trace on the site or in DNS, which is where job data earns its place.

03 — Who uses it

Companies on zalo

No company names zalo 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 zalo but whose postings never name it: the part of the market job data alone misses.

404 companies show zalo; 3 of them have over 1,000 employees.

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04 — Footprint breakdown

By country, company size and industry

The 404 companies with zalo on their website or in DNS. Click a country for its own page where we have one.

By country
companiesshare
VN
19147%
United States
15438%
Singapore
154%
France
51%
United Kingdom
51%
TH
51%
Australia
41%
Canada
20%
Germany
20%
India
20%
MY
20%
United Arab Emirates
10%
By company size
companiesshare
Self-employed
16441%
2-10 employees
6316%
11-50 employees
10025%
51-200 employees
4812%
201-500 employees
143%
501-1000 employees
72%
1001-5000 employees
31%
10,001+ employees
10%
By industry
companiesshare
Technology & software
21353%
Business & finance services
318%
Consumer services & leisure
318%
Manufacturing & industry
318%
Media & content
277%
Commerce & trade
246%
Hospitality & travel
174%
Transport, logistics & rental
82%
Property & construction
61%
Utilities & infrastructure
41%
Agriculture & forestry
31%
Public, community & associations
20%
05 — What their DNS and pages also say

The mail, hosting and web stack of zalo 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.

Cloudflare248 companies · 61%
Google Workspace148 companies · 37%
Microsoft 36584 companies · 21%
meta48 companies · 12%Vercel42 companies · 10%
facebook_pixel41 companies · 10%
Resend39 companies · 10%Lark37 companies · 9%
Amazon SES36 companies · 9%
SendGrid36 companies · 9%TikTok35 companies · 9%
zoho_mail33 companies · 8%
Anthropic32 companies · 8%
AWS Route 5331 companies · 8%
Brevo28 companies · 7%
lark_suite28 companies · 7%
Cite this

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

404 companies carry zalo on their website or in their DNS records; no company names it in its job postings yet. (Breaknorm, 4 November 2026, https://breaknorm.co/tools/zalo)
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 zalo 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

zalo data: questions

How many companies use zalo?

404 as of 4 November 2026: 404 carry zalo 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 zalo'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 zalo. 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 zalo, 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 404 with verified e-mails and a weekly feed of new zalo users is in the product. Counting is free.

Companies and people

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