Insights

Niche Market Leadership Addrex specializes in the secondary IPv4 asset market, having pioneered the space with the first legal IPv4 sale in 2011. Its position as a neutral third-party facilitator provides a unique value proposition that appeals to both buyers and sellers seeking secure, efficient transactions.

Established Platform The Addrex Marketplace operates 24/7 with robust legal agreements, escrow services, and a vetted buyer network of over 300 participants. This continuous availability and trusted environment present ongoing sales opportunities for IPv4 asset transactions.

Financial Growth Potential With a revenue estimated between 1 to 10 million dollars and recent funding of 3.3 million dollars, Addrex is positioned for growth. Engaging with the company now could support expansion efforts into broader digital asset markets or related technology services.

Tech Stack Compatibility Utilizing modern web technologies and development frameworks, Addrex’s platform is scalable and adaptable, making it a potential partner or target for technology integrations, enhancements, or joint ventures in online asset marketplaces.

Market Expansion Opportunities The company's success and niche focus create opportunities to offer complementary services such as IPv4 management consulting, market analysis, and licensing solutions. Collaborating with Addrex could help unlock additional revenue streams within the rapidly evolving digital asset landscape.

Addrex, Inc. Tech Stack

Addrex, Inc. uses 8 technology products and services including WordPress, Segment, Babel, and more. Explore Addrex, Inc.'s tech stack below.

WordPress

Content Management System

Segment

Customer Data Platforms

Babel

Development

core-js

Javascript Libraries

Modernizr

Javascript Libraries

jQuery Mobile

Mobile Frameworks

Ruby

Programming Languages

Ruby on Rails

Web Frameworks

Addrex, Inc. Email Formats	Example	Percentage
First.Last@addrex.net	John.Doe@addrex.net	79%
First@addrex.net	John@addrex.net	11%
Last@addrex.net	Doe@addrex.net	7%
LastF@addrex.net	DoeJ@addrex.net	3%

Addrex, Inc. Email Formats

Example

Percentage

First.Last@addrex.net

John.Doe@addrex.net

79%

First@addrex.net

John@addrex.net

11%

Last@addrex.net

Doe@addrex.net

LastF@addrex.net

DoeJ@addrex.net

Frequently Asked Questions

What is Addrex, Inc.'s phone number?

You can contact Addrex, Inc.'s main corporate office by phone at

+1-703-436-****

. For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Addrex, Inc.'s official website and social media links?

Addrex, Inc.'s official website is addrex.net and has social profiles on LinkedIn Crunchbase.

What is Addrex, Inc.'s SIC code NAICS code?

Addrex, Inc.'s SIC code is 7313 - Radio, Television, and Publishers' Advertising Representatives NAICS code is 5415 - Computer Systems Design and Related Services.

How many employees does Addrex, Inc. have currently?

As of December 2025, Addrex, Inc. has approximately 11 employees across 1 continents, including North America. Key team members include Chief Operating Officer: R. G.Vice President Marketplace Services: P. G.Vice President Marketplace Services: P. G.. Explore Addrex, Inc.'s employee directory with LeadIQ.

What industry does Addrex, Inc. belong to?

Addrex, Inc. operates in the Technology, Information and Internet industry.

What technology does Addrex, Inc. use?

Addrex, Inc.'s tech stack includes WordPressSegmentBabelcore-jsModernizrjQuery MobileRubyRuby on Rails.

What is Addrex, Inc.'s email format?

Addrex, Inc.'s email format typically follows the pattern of First.Last@addrex.net. Find more Addrex, Inc. email formats with LeadIQ.

How much funding has Addrex, Inc. raised to date?

As of December 2025, Addrex, Inc. has raised $3.3M in funding. The last funding round occurred on Nov 01, 2011 for $3.3M.

When was Addrex, Inc. founded?

Addrex, Inc. was founded in 2009.

Addrex, Inc.

Q: What is Addrex, Inc.'s official website and social media links?

Addrex, Inc.'s official website is addrex.net. Addrex, Inc. has social profiles on LinkedIn.

Q: How many employees does Addrex, Inc. have currently?

Addrex, Inc. has approximately 11 employees.

Q: What technology does Addrex, Inc. use?

Addrex, Inc.'s tech stack includes Yoast SEO, Cloudflare, jQuery Mobile, Babel, oEmbed.

Technology, Information and InternetVirginia, United States11-50 Employees

Addrex was formed in 2009 to foster the secondary IPv4 number asset market. Addrex created the IPv4 asset market by brokering the first legal sale of IPv4 number blocks in the Microsoft – Nortel deal in 2011.

Addrex is a group of industry experts who act as a neutral third party facilitating the IPv4 number asset sale process in a double-blind marketplace that protects the identity of the buyer and seller until the closing process.

The Addrex Marketplace™ is an online platform that facilitates the sale of IPv4 assets between qualified sellers and over 300 vetted buyers, the Marketplace is available 24/7, 365 days a year. Backed with market-proven standard legal agreements, the use of an escrow agent, and our industry expertise, the Addrex Marketplace helps provide the safest and most efficient transactions in the market today. 

If your company is interested in buying or selling IPv4 number blocks in the Addrex Marketplace please visit http://www.addrex.net.

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Addrex, Inc. Tech Stack

Media & News

Addrex, Inc.'s Email Address Formats