DOSarrest is owned by Link11, which acquired it in January 2021.

Where is DOSarrest headquartered?

DOSarrest is headquartered in Richmond, Canada.

Who founded DOSarrest?

Mark Teolis and Jens-Philipp Jung are co-founders of DOSarrest, founded in 2007.

DOSarrest

Network SecurityRichmond, Canadafounded 2007acquired by Link11dosarrest.com ↗

DOSarrest is a cybersecurity company specializing in Network Security, founded in 2007 and headquartered in Richmond, Canada. It was acquired by Link11 in 2021.

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updated Oct 25, 2026

DOSarrest products

DOSarrestDDoS protection firm acquired by Link11 GmbH in Jan 2021.Details ↗

DOSarrest competitors

Competitors of DOSarrest include 6cure, Andrisoft, and CYROPS Siber Güvenlik A.Ş.. 39 more are in the platform, with overlap scoring.

matched by product category and features

View all 42 competitors with overlap scores

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The other 440 data points.

Funding historyevery round, every investor named
Headcount growthvelocity, departments, seniority
Open jobslive postings, hiring pace, role mix
Tech stackframeworks, clouds, security
Competitorsfull set, overlap scored
Leadershipevery exec, with roles
Customersnamed publicly, with sources
Reviews & newssentiment, coverage, cadence

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The other 440 data points.

Funding historyevery round, every investor named
Headcount growthvelocity, departments, seniority
Open jobslive postings, hiring pace, role mix
Tech stackframeworks, clouds, security

Similar in Network Security

Common questions about DOSarrest.

Who owns DOSarrest?: DOSarrest is owned by Link11, which acquired it in January 2021.
Where is DOSarrest headquartered?: DOSarrest is headquartered in Richmond, Canada.
Who founded DOSarrest?: Mark Teolis and Jens-Philipp Jung are co-founders of DOSarrest, founded in 2007.
Who are DOSarrest's competitors?: Competitors of DOSarrest include 6cure, Andrisoft, and CYROPS Siber Güvenlik A.Ş.. 39 more are in the platform, with overlap scoring.
What does DOSarrest do?: DOSarrest is a cybersecurity company specializing in Network Security, founded in 2007 and headquartered in Richmond, Canada.
What products does DOSarrest sell?: DOSarrest sells DOSarrest.