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About Tethernet

Tethernet's TetherFilter offers a anti spam and anti-virus solution in an easy to deploy appliance. With accurate anti-spam technology, near-zero administration and simple deployment TetherFilter can effectively stop the deluge of spam and viruse

Headquarters Location

Seattle, Washington, 98101,

United States



Expert Collections containing Tethernet

Expert Collections are analyst-curated lists that highlight the companies you need to know in the most important technology spaces.

Tethernet is included in 1 Expert Collection, including Cybersecurity.



7,289 items

These companies protect organizations from digital threats.

Tethernet Frequently Asked Questions (FAQ)

  • Where is Tethernet's headquarters?

    Tethernet's headquarters is located at Seattle.

  • Who are Tethernet's competitors?

    Competitors of Tethernet include SpamExperts and 4 more.


Compare Tethernet to Competitors

Sendio Logo

Sendio is a company that focuses on email cyber security within the technology industry. The company offers products that protect email environments from attacks and abuse, and increase employee productivity by reducing the time required to manage an email inbox. Sendio primarily serves enterprises and institutions. It was founded in 2004 and is based in Irvine, California.

Mimecast Logo

Mimecast (NASDAQ: MIME) is a cybersecurity company providing artificial intelligence (AI)-powered email security solutions. It provides a suite of cybersecurity tools and platforms for email security and resilience, data governance, ransomware protection, and more. The company was founded in 2003 and is based in London, United Kingdom.

Vircom Logo

Vircom provides email security solutions for businesses, with cloud or on-premises protection, archiving, secure encryption, advanced spam filtering, anti-virus and anti-malware protection with URL Defense, phishing protection, attachment defense, and more of the tools that stop phishing, ransomware, malicious attachments, and email fraud in their tracks. Its products include modusCloud cloud email security, modusGate on-premise email security gateway, Office 365 email security, Microsoft Exchange email security, and Norman email protection. It offers advanced threat protection and email security threats as solutions. It offers solutions such as in education and government, financial services, healthcare service providers, legal and real estate, retail, and manufacturing. Vircom was founded in 1994 and is based in Montreal, Canada.


INKY operates as a cloud-based email security platform with integrated artificial intelligence. It recognizes logos, brand colors, and email signatures and understands email, and searches for signs of fraud and imposters. INKY was formerly known as New Arcode. The company was founded in 2008 and is based in College Park, Maryland.


Emaillistverify is an email verification tool for email marketing and campaigns, providing a clean list of emails from the unwashed lists through domain & SMTP validation, spam trap checker, disposable emails cleaner, and more. The company's key solutions are bulk email verification, email verification API, MX Lookup, and Email Health Checker. It was founded in 2003 and is based in Bratislava, Slovakia.


Commtouch (NASDAQ: CTCH) is dedicated to protecting and preserving the integrity of the world's most important communications tool -- e-mail. Commtouch has over 16 years of experience developing messaging software and is a global developer and provider of proprietary anti-spam, Zero-Hour virus protection and Reputation Service solutions. Using core technologies including RPD (Recurrent Pattern Detection), the Commtouch Detection Center analyzes billions of email messages per week to identify new spam and malware outbreaks within minutes of their introduction into the Internet. Integrated by scores of OEM partners, Commtouch technology protects thousands of organizations, with hundreds of millions of users in over 100 countries.


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