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S21sec

S21sec Market Share Analysis for May 2026

Computers Electronics and Technology > Computer Security

Domains21sec.com

Year Founded2000

Employees501 - 1000

Annual Revenue$100M - $200M

S21sec

S21sec (including company regionals)

s21sec.com

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S21sec Revenue up to May 2026 is 100M - 200M

revenue generated by S21sec top domains

S21sec top domains revenue over 3 years

Revenue for S21sec top domains

s21sec.com100M - 200M

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Total visits to S21sec's top domains

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Total visits last 3 months

Subsidiaries Breakdown

s21sec.com13.7K

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Avg. visit duration in S21sec's top domains

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Average visit duration last 3 months

Subsidiaries Breakdown

s21sec.com00:07:26

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Avg. pageviews on S21sec's top domains

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Average page views last 3 months

Subsidiaries Breakdown

s21sec.com8.48

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S21sec top competitors by domain

Top similar sites in May 2026, ranked by their affinity

incibe.esCompany NameIncibeEmployees51 - 200HQSpain, LeonAnnual revenue$15M - $25MTotal visits558.5KComputers Electronics and Technology > Computer Security

Top technologies used by S21sec

These are the website technologies, by industry, used by S21sec top domains

Advertising (5)

Google Adsense

Payment & Currencies (5)

Visa

Social (5)

Instagram

Widget (5)

Twemoji

More Technologies

8

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News & Signals from S21sec

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NewsSonaeim acquired S21sec on Jan 1st '14.Sonae Investment Management, which acquired S21sec in 2014, also values the deal.

NewsThales e-Security, Inc. acquired S21sec for $130M on Jan 1st '22.France-based technology company Thales has signed an agreement with Sonae to acquire two cybersecurity companies, S21sec and Excellium.

NewsS21sec sells assets to Auriga Inc..Auriga, a leading supplier of technological solutions for the omnichannel banking and payments industries, announces the acquisition of Lookwise Device Manager (LDM), a modular security platform and cybersecurity business unit from S21sec, a leading European managed security services player.