Eric Lyon
Scorpion Agency LLCTop Member
- Impact
- 29,244
Today, I'll be analyzing the .engineer gTLD to see if I can dig up any helpful data points that could be stacked with someone elses research into the .engineer extension.
Note: At the time of this analysis there was a 1-character minimum to register a .engineer domain. There were also several 1-character .engineer domains available to register, but with a low-4-figure premium registration cost.
With the above in mind, lets dive right in...
Note: NameBio.com shows 10 .engineer domain sales reports ranging from $123 to $20,000.
Some notable sales are:
Over the last five years, the .engineer gTLD has grown by 2,508 domains, representing a total increase of 52.02%. While the extension saw steady gains in its early years, it experienced a minor contraction between 2023 and 2025 before a significant surge in the most recent year.
.engineer Registration Growth (2021β2026)
According to data from DNS.Coffee, the yearly registration totals and growth rates are as follows:
This is currently the fastest-growing niche. Engineers use the TLD to showcase agentic frameworks, LLM experiments, and specialized AI tools. The recent sale of agentic.engineer for $1,995 underscores the demand for AI-specific professional identities.
2. Software Development & Open Source
The primary market for individual contributors and teams to host code repositories, documentation, and project homepages. It serves as a professional alternative to generic subdomains like github.io. Notable sales in this space include code.engineer for $123.
3. Renewable Energy & Sustainability
A high-value "green-tech" niche focusing on solar, wind, and smart grid innovation. This sector holds the highest reported public sales for the gTLD, including solar.engineer ($20,000) and water.engineer ($15,000).
4. Professional Portfolios & Personal Branding
Individual engineers, from students to senior leads, use the extension to create web-based portfolios that complement traditional resumes. These sites often feature CAD models, code samples, and project documentation to provide dynamic insight for recruiters.
5. Data Science & Data Engineering
As organizations migrate to the cloud, there is massive demand for experts in data acquisition and analysis. This niche is ideal for professionals showcasing expertise in database systems, machine learning pipelines, and API development.
6. Specialized Consulting & Freelancing
Independent consultants in civil, mechanical, or electrical engineering use .engineer to signal immediate authority. One-word brandables like one.engineer ($250) are popular for boutique firms providing technical audits or IT strategy.
7. DevOps & Cloud Infrastructure
SaaS companies and infrastructure engineers leverage the TLD for tools that streamline development workflows, such as CI/CD pipelines and containerization. It is a key market for those specializing in AWS, Cloudflare, and Vercel ecosystems.
8. EdTech & Technical Training
Coding bootcamps, online tutors, and educational institutions use the extension for tutorials and resource hubs. It is particularly effective for "Engineering Leadership" courses and specialized technical certifications.
The "Role" Hack
This is the most common use case, where the domain identifies a specific profession by combining a prefix with the extension.
Since "engineer" can be a verb (meaning to design or build), you can create a domain that describes a specific activity.
Using a personal name or a definitive pronoun to claim the title.
Using the prefix to create a play on words or a specific technical reference.
Why the language before and after the dot should match
Using an English prefix before the dot creates a emantic hack that maximizes brand recall and professional authority. Since .engineer is a specific, high-value English noun, pairing it with a non-English word often creates a jarring cognitive dissonance that can confuse users and weaken the domainβs impact as a global identifier. Aligning the language on both sides of the dot, as seen in the $20,000 sale of solar.engineer or the $15,000 sale of water.engineer reported by NameBio.com, ensures the URL functions as a clear, intuitive phrase. This consistency is vital for the 7,329 registered domains tracked by DNS.Coffee, as it allows the domain to serve as a self-explanatory "category-killer" that signals immediate expertise to an international, English-speaking technical audience.
The premier tool for identifying "Head of Engineering," "CTO," or "Founder" roles. You can filter specifically by industry (e.g., Civil, Mechanical, Software) and recent activity, such as a company announcing a new project or executive hire, which often triggers a need for a fresh domain identity.
2. Industry-Specific Job Boards
Companies actively hiring engineers have the budget and a clear growth trajectory. Look for firms posting multiple roles on:
Startups that have recently closed a funding round (Seed or Series A) are prime leads. These companies often need to upgrade from a "hacked" or long domain to a premium, authoritative one like .engineer to look professional to future investors.
4. Thomasnet
As the largest sourcing platform for industrial buyers and engineers, Thomasnet is a goldmine for finding established mechanical, electrical, and manufacturing firms that may still be using outdated .com or .net addresses.
5. Google Search (Advanced Operators)
Use the inurl:[keyword] operator to find businesses already investing in SEO for terms that match your domain (e.g., inurl:solar "engineering services"). These companies already understand the value of keywords, making them more likely to see the benefit of a domain like solar.engineer.
6. B2B Lead Databases (Apollo.io & ZoomInfo)
Platforms like Apollo.io and ZoomInfo allow you to scrape verified email addresses and direct dials for decision-makers in the engineering sector. You can filter for companies by revenue, tech stack, or geographic location.
7. Upwork & Guru (Freelance Marketplaces)
Top-tier freelance engineers and boutique agencies often need to distinguish themselves from "cheap" labor. A premium [Name].engineer domain acts as a high-end digital business card for these high-earning independent professionals.
8. National Society of Professional Engineers (NSPE)
The NSPE Job Board and member directories connect you with licensed professional engineers across all disciplines. These leads represent the most established, credentialed portion of the market.
9. SEMrush & Ahrefs (Competitor Analysis)
Identify companies that are currently bidding on PPC keywords that match your domain. If a company is spending thousands of dollars a month on "water engineering" ads, a $15,000 one-time investment in water.engineer provides a clear long-term ROI in organic authority.
10. Engineering Forums (NamePros & Reddit)
While mostly for networking, subreddits like r/Engineering and forums like NamePros can help you identify emerging niche trends. For instance, seeing a rise in "Agentic Engineering" discussions might lead you to pitch a domain to the top contributors in that thread.
Helpful Outbound articles and tools
The "Bad Faith" Threshold
To win a UDRP case, a trademark holder must prove you registered and used the domain in bad faith. Proactively reaching out to a trademark owner to sell the domain for a price "in excess of out-of-pocket costs" is often cited as primary evidence of bad faith. Even if you have a high-value domain like solar.engineer ($20,000 via NameBio.com), the intent at the time of registration matters.
Likelihood of Confusion
Courts look at whether your domain creates "initial interest confusion." If you own a name that is identical or confusingly similar to a protected mark (e.g., brandname.engineer), the trademark owner has a strong case for infringement, especially if you are targeting them specifically.
ACPA vs. UDRP
If the word before the dot is a generic dictionary term (like "water" or "code"), you have a stronger legal standing. Trademark law generally does not allow a company to monopolize generic English words. However, if the word is fanciful or arbitrary (like "Exxon" or "Apple"), the legal risk of an outbound approach increases exponentially.
Reverse Domain Name Hijacking (RDNH)
If a large company tries to bully you out of a generic domain you registered legitimately (not to target them), they can be found guilty of RDNH. This is a defense you can use if you registered a .engineer domain for a bona fide business purpose before they expressed interest.
Potential Strategy for Safe Outbound
The "Category-Killer" Strategy (The Gold Standard)
Focus on single-word, high-utility English nouns that define a massive industrial sector.
Target high-growth, venture-backed niches where companies have fresh capital and a need to establish authority quickly.
Target the top 1% of freelance engineers who view their domain as a career-long asset.
Helpful Outbound articles and tools
What works for one may not work for another and vice versa.
Have a great domain investing adventure!
Source
Source
Note: At the time of this analysis there was a 1-character minimum to register a .engineer domain. There were also several 1-character .engineer domains available to register, but with a low-4-figure premium registration cost.
With the above in mind, lets dive right in...
.engineer domain registration costs
According to Tldes.com the .engineer domain registration cost ranges from $6.72 to $23.16+..engineer domains registered today
According to DNS.Coffee there are 7,329 .engineer domains registered today.Public .engineer domain sales reports
It's hard to find many .engineer domain sales reports online, indicating they are mostly private sales.Note: NameBio.com shows 10 .engineer domain sales reports ranging from $123 to $20,000.
Some notable sales are:
- solar.engineer: $20,000
- water.engineer: $15,000
- agentic.engineer: $1,995
- one.engineer: $250
- code.engineer: $123
5-year .engineer domain growth summary
Over the last five years, the .engineer gTLD has grown by 2,508 domains, representing a total increase of 52.02%. While the extension saw steady gains in its early years, it experienced a minor contraction between 2023 and 2025 before a significant surge in the most recent year.
.engineer Registration Growth (2021β2026)
According to data from DNS.Coffee, the yearly registration totals and growth rates are as follows:
- 2021β2022: Increased from 4,821 to 5,670 (+17.61%).
- 2022β2023: Increased from 5,670 to 6,589 (+16.21%).
- 2023β2024: Decreased from 6,589 to 6,365 (-3.40%).
- 2024β2025: Decreased from 6,365 to 6,344 (-0.33%).
- 2025β2026: Increased from 6,344 to 7,329 (+15.53%).
- Early Momentum (2021β2023): The extension added over 1,700 domains in two years, likely driven by the post-pandemic digital expansion.
- Market Correction (2023β2025): A slight decline occurred during this period. This is often attributed to domain "churn," where speculative registrations are not renewed.
- Recent Resurgence (2025β2026): The most recent year saw the largest single-year volume increase (+985 domains), coinciding with the rise of niche "engineering" sub-fields like agentic engineering (evidenced by the $1,995 sale of agentic.engineer reported on NameBio).
8 niches for .engineer domains
1. Artificial Intelligence & Machine LearningThis is currently the fastest-growing niche. Engineers use the TLD to showcase agentic frameworks, LLM experiments, and specialized AI tools. The recent sale of agentic.engineer for $1,995 underscores the demand for AI-specific professional identities.
2. Software Development & Open Source
The primary market for individual contributors and teams to host code repositories, documentation, and project homepages. It serves as a professional alternative to generic subdomains like github.io. Notable sales in this space include code.engineer for $123.
3. Renewable Energy & Sustainability
A high-value "green-tech" niche focusing on solar, wind, and smart grid innovation. This sector holds the highest reported public sales for the gTLD, including solar.engineer ($20,000) and water.engineer ($15,000).
4. Professional Portfolios & Personal Branding
Individual engineers, from students to senior leads, use the extension to create web-based portfolios that complement traditional resumes. These sites often feature CAD models, code samples, and project documentation to provide dynamic insight for recruiters.
5. Data Science & Data Engineering
As organizations migrate to the cloud, there is massive demand for experts in data acquisition and analysis. This niche is ideal for professionals showcasing expertise in database systems, machine learning pipelines, and API development.
6. Specialized Consulting & Freelancing
Independent consultants in civil, mechanical, or electrical engineering use .engineer to signal immediate authority. One-word brandables like one.engineer ($250) are popular for boutique firms providing technical audits or IT strategy.
7. DevOps & Cloud Infrastructure
SaaS companies and infrastructure engineers leverage the TLD for tools that streamline development workflows, such as CI/CD pipelines and containerization. It is a key market for those specializing in AWS, Cloudflare, and Vercel ecosystems.
8. EdTech & Technical Training
Coding bootcamps, online tutors, and educational institutions use the extension for tutorials and resource hubs. It is particularly effective for "Engineering Leadership" courses and specialized technical certifications.
What a playful .engineer domain hack might look like
A domain hack uses the characters on both sides of the dot to spell out a complete word, phrase, or title. For the .engineer gTLD, hacks typically focus on professional roles, actions, or industry-specific puns. Because "engineer" is a long suffix, most hacks function as descriptors rather than spelling a single English word.The "Role" Hack
This is the most common use case, where the domain identifies a specific profession by combining a prefix with the extension.
- software.engineer (The classic "category-killer")
- civil.engineer
- mechanical.engineer
- audio.engineer
- prompt.engineer (A high-value modern niche)
Since "engineer" can be a verb (meaning to design or build), you can create a domain that describes a specific activity.
- how.to.engineer (Educational/Tutorial site)
- social.engineer (Security/Phishing awareness)
- re.engineer (Consulting for systems optimization)
- value.engineer (Project management/Cost-saving niche)
Using a personal name or a definitive pronoun to claim the title.
- i.am.an.engineer
- the.engineer
- [firstname].engineer (e.g., sarah.engineer)
- lead.engineer
Using the prefix to create a play on words or a specific technical reference.
- train.engineer (A nod to the traditional meaning)
- over.engineer (A humorous blog for complex solutions)
- bio.engineer (Biology/Tech hybrid)
Why the language before and after the dot should match
Using an English prefix before the dot creates a emantic hack that maximizes brand recall and professional authority. Since .engineer is a specific, high-value English noun, pairing it with a non-English word often creates a jarring cognitive dissonance that can confuse users and weaken the domainβs impact as a global identifier. Aligning the language on both sides of the dot, as seen in the $20,000 sale of solar.engineer or the $15,000 sale of water.engineer reported by NameBio.com, ensures the URL functions as a clear, intuitive phrase. This consistency is vital for the 7,329 registered domains tracked by DNS.Coffee, as it allows the domain to serve as a self-explanatory "category-killer" that signals immediate expertise to an international, English-speaking technical audience.
10 lead sources for .engineer domain outbound campaigns
1. LinkedIn Sales NavigatorThe premier tool for identifying "Head of Engineering," "CTO," or "Founder" roles. You can filter specifically by industry (e.g., Civil, Mechanical, Software) and recent activity, such as a company announcing a new project or executive hire, which often triggers a need for a fresh domain identity.
2. Industry-Specific Job Boards
Companies actively hiring engineers have the budget and a clear growth trajectory. Look for firms posting multiple roles on:
- Dice.com: The leading board for technical and engineering professionals.
- iHireEngineering: A niche board with over 240,000 candidates and thousands of hiring firms.
- Stack Overflow Jobs: A hub for software and DevOps engineering leads.
Startups that have recently closed a funding round (Seed or Series A) are prime leads. These companies often need to upgrade from a "hacked" or long domain to a premium, authoritative one like .engineer to look professional to future investors.
4. Thomasnet
As the largest sourcing platform for industrial buyers and engineers, Thomasnet is a goldmine for finding established mechanical, electrical, and manufacturing firms that may still be using outdated .com or .net addresses.
5. Google Search (Advanced Operators)
Use the inurl:[keyword] operator to find businesses already investing in SEO for terms that match your domain (e.g., inurl:solar "engineering services"). These companies already understand the value of keywords, making them more likely to see the benefit of a domain like solar.engineer.
6. B2B Lead Databases (Apollo.io & ZoomInfo)
Platforms like Apollo.io and ZoomInfo allow you to scrape verified email addresses and direct dials for decision-makers in the engineering sector. You can filter for companies by revenue, tech stack, or geographic location.
7. Upwork & Guru (Freelance Marketplaces)
Top-tier freelance engineers and boutique agencies often need to distinguish themselves from "cheap" labor. A premium [Name].engineer domain acts as a high-end digital business card for these high-earning independent professionals.
8. National Society of Professional Engineers (NSPE)
The NSPE Job Board and member directories connect you with licensed professional engineers across all disciplines. These leads represent the most established, credentialed portion of the market.
9. SEMrush & Ahrefs (Competitor Analysis)
Identify companies that are currently bidding on PPC keywords that match your domain. If a company is spending thousands of dollars a month on "water engineering" ads, a $15,000 one-time investment in water.engineer provides a clear long-term ROI in organic authority.
10. Engineering Forums (NamePros & Reddit)
While mostly for networking, subreddits like r/Engineering and forums like NamePros can help you identify emerging niche trends. For instance, seeing a rise in "Agentic Engineering" discussions might lead you to pitch a domain to the top contributors in that thread.
Helpful Outbound articles and tools
- How to leverage an Ai Assistant to find domain leads
- How to leverage Social media to find domain leads
- How to leverage Job Boards to find domain leads
- eMail Marketing Best Practices for Domain Outreach
- List of FREE tools for outbound domain sales
- Outbound Domain sales Tips
Legal considerations when selling a domain to an existing business
Approaching a business to sell a domain that matches their trademark is a high-stakes move. If not handled correctly, it can be flagged as cybersquatting under the Anti-Cybersquatting Consumer Protection Act (ACPA) or trigger a Uniform Domain-Name Dispute-Resolution Policy (UDRP) proceeding.The "Bad Faith" Threshold
To win a UDRP case, a trademark holder must prove you registered and used the domain in bad faith. Proactively reaching out to a trademark owner to sell the domain for a price "in excess of out-of-pocket costs" is often cited as primary evidence of bad faith. Even if you have a high-value domain like solar.engineer ($20,000 via NameBio.com), the intent at the time of registration matters.
Likelihood of Confusion
Courts look at whether your domain creates "initial interest confusion." If you own a name that is identical or confusingly similar to a protected mark (e.g., brandname.engineer), the trademark owner has a strong case for infringement, especially if you are targeting them specifically.
ACPA vs. UDRP
- UDRP: An administrative process that can result in you losing the domain. It is relatively fast and common.
- ACPA: A federal lawsuit in the U.S. where a trademark owner can sue you for statutory damages (ranging from $1,000 to $100,000 per domain).
If the word before the dot is a generic dictionary term (like "water" or "code"), you have a stronger legal standing. Trademark law generally does not allow a company to monopolize generic English words. However, if the word is fanciful or arbitrary (like "Exxon" or "Apple"), the legal risk of an outbound approach increases exponentially.
Reverse Domain Name Hijacking (RDNH)
If a large company tries to bully you out of a generic domain you registered legitimately (not to target them), they can be found guilty of RDNH. This is a defense you can use if you registered a .engineer domain for a bona fide business purpose before they expressed interest.
Potential Strategy for Safe Outbound
- Wait for them: Often, the safest "sale" is to list the domain on a marketplace (like Afternic or Sedo) and let the business find you.
- No "Extortion" language: If you do reach out, avoid mentioning their trademark specifically. Focus on the intrinsic value of the extension for the industry rather than their specific brand.
- Check the TESS database: Before contacting a lead, search the USPTO Trademark Electronic Search System (TESS) to see if they have an active filing for that exact string.
Potential .engineer domain investing strategy
Based on the data points weβve established, specifically the 7,329 active registrations via DNS.Coffee and the high-value sales reported by NameBio.com, the most viable investment strategy for the .engineer gTLD is a High-Value Vertical Keyword approach. Unlike ".com" where you can flip mediocre names, the .engineer market is niche and requires "category-killer" nouns to justify the $26β$32 annual renewal fees.The "Category-Killer" Strategy (The Gold Standard)
Focus on single-word, high-utility English nouns that define a massive industrial sector.
- Evidence: The sales of solar.engineer ($20,000) and water.engineer ($15,000) prove that established firms in "old-guard" industries are willing to pay a premium for a definitive digital identity.
- Action: Look for unclaimed or expiring domains in sectors like civil, structural, electrical, or marine. These are "safe" from trademark litigation because they are generic industry terms.
Target high-growth, venture-backed niches where companies have fresh capital and a need to establish authority quickly.
- Evidence: The sale of agentic.engineer ($1,995) highlights how new terminology in AI creates immediate secondary market value.
- Action: Monitor whitepapers and GitHub trends for terms like prompt, llm, robotics, or fusion. Registering these before they become "household" tech terms is the best way to secure a 10xβ50x return on a standard registration fee.
Target the top 1% of freelance engineers who view their domain as a career-long asset.
- Evidence: The sale of code.engineer ($123) and one.engineer ($250) suggests a steady "retail" market for personal branding.
- Action: Invest in short, punchy prefixes like lead, senior, dev, or expert. These are easy to sell via outbound campaigns to consultants on LinkedIn or Upwork who want to stand out from the competition.
- Cost Control: Use registrars like Sav or Porkbun for the initial $4β$5 registration, but budget for the ~$28 renewal. A portfolio of 100 .engineer domains will cost you $2,800/year to maintain.
- Liquidity Warning: With only 7,329 total domains registered, this is a low-liquidity market. Expect a "hold time" of 2β5 years before a significant end-user offer arrives.
- Outbound over Inbound: Given the small registration base, don't wait for buyers. Use the LinkedIn and Thomasnet lead-gen strategies we discussed to proactively find companies using "ugly" URLs (e.g., SmithEngineeringGroupInc.com) and pitch them the cleaner .engineer alternative.
Helpful Outbound articles and tools
- How to leverage an Ai Assistant to find domain leads
- How to leverage Social media to find domain leads
- How to leverage Job Boards to find domain leads
- eMail Marketing Best Practices for Domain Outreach
- List of FREE tools for outbound domain sales
- Outbound Domain sales Tips
Questions for you
- Do you own any .engineer domains?
- If so, how are they doing for you?
- Thinking about investing into .engineer domains?
- If so, what niche will you target and why?
What works for one may not work for another and vice versa.
Have a great domain investing adventure!
