.aco Brand TLD
ACO
The .aco TLD is a brand-specific domain reserved exclusively for ACO Severin Ahlmann GmbH & Co. KG, a German manufacturer specializing in drainage technology and polymer concrete solutions. It was introduced as part of ICANN's new gTLD program to reinforce brand identity and protect digital assets related to ACO's global operations.
Restricted to ACO Severin Ahlmann GmbH & Co. KG and its authorized subsidiaries; not available for public registration
.aco Domain Overview
The .aco extension is a brand top-level domain in the Domain Name System (DNS). It is managed by ACO Severin Ahlmann GmbH & Co. KG. .aco was introduced in 2015. There are currently 751 domains registered under this extension. DNSSEC adoption stands at 0.1%.
Registration Info
Registration pricing for .aco is not publicly listed. Brand TLDs are typically restricted to the owning organization.
Security Features
- DNSSEC
What Is the History of .aco?
The .aco domain was applied for under ICANN's New gTLD Program and delegated to ACO Severin Ahlmann GmbH & Co. KG on July 16, 2015. It was officially delegated to the root zone on August 27, 2015. The domain supports DNSSEC and is managed with technical services from Afilias. ACO is a 70+ year-old family-owned company with over 90 affiliates across 40 countries, making the .aco TLD a strategic digital asset for its global brand presence.
Did you know?
Brand TLDs like .aco are part of ICANN's New gTLD Program launched in 2012, which expanded the domain namespace beyond traditional TLDs.
What Is .aco Used For?
The .aco TLD is commonly used for the following purposes:
Brand protection
Corporate web presence
Global marketing campaigns
Technical documentation portals
Subsidiary site hosting
How Many .aco Domains Are Registered?
Total Registrations
751
DNSSEC Adoption
0.1%
How Does .aco Compare?
| Metric | Value |
|---|---|
| Extension | .aco |
| Type | Brand TLD |
| Total Registrations | 751 |
| DNSSEC Adoption | 0.1% |
| Registration Price | Contact registrar |
| Renewal Price | Contact registrar |
| Registry Operator | ACO Severin Ahlmann GmbH & Co. KG |
| Introduced | 2015-07-16 |
| Restrictions | Restricted to ACO Severin Ahlmann GmbH & Co. KG and its authorized subsidiaries; not available for public registration |
How Available Are .aco Domain Names?
Registration density analysis for .aco domains by character length. Currently 317 domains are registered across all lengths.
Total Registered
317
Peak Saturation
35.8%
2-char names
DNSSEC Adoption
0.3%
Top Provider
Hetzner
| Length | Registered | % Full | Density |
|---|---|---|---|
| 2 chars | 242 | 35.8% | |
| 3 chars | 15 | 0.09% | |
| 4 chars | 6 | <0.01% | |
| 5 chars | 7 | <0.01% | |
| 6 chars | 8 | <0.01% | |
| 7 chars | 7 | <0.01% | |
| 8 chars | 7 | <0.01% | |
| 9 chars | 6 | <0.01% | |
| 10 chars | 8 | <0.01% | |
| 11 chars | 7 | <0.01% | |
| 12 chars | 4 | <0.01% |
Top DNS Providers
Updated daily from zone file analysis. Alpha density = registered / 26^length.
Compare across all TLDs →How Do I Register a .aco Domain?
Eligibility
Not available for public registration; reserved exclusively for ACO Severin Ahlmann GmbH & Co. KG and its authorized entities
Restricted TLD
This is a brand TLD exclusively controlled by ACO Severin Ahlmann GmbH & Co. KG. It is not available for public registration.
Registration Process
- Choose an accredited domain registrar that offers .aco domains
- Check domain availability using the registrar's search tool
- Complete the registration process and provide required information
- Pay the registration fee (typically )
- Manage your domain settings through your registrar's control panel
Frequently Asked Questions
How Is This .aco Data Compiled?
DNS Checker maintains a comprehensive TLD directory covering all 1,900+ active top-level domains. The data on this page combines multiple authoritative sources to provide information not found in standard TLD listings.
Zone File Analysis
Domain registration counts and density analysis are computed daily from TLD zone files, providing accurate registration statistics rather than estimates.
DNSSEC Adoption Tracking
DNSSEC deployment percentages are measured by scanning actual DNS records across all registered domains in each TLD zone.
Registrar Price Monitoring
Registration, renewal, and transfer prices are checked hourly across multiple accredited registrars and compared automatically.
Provider Market Share
DNS provider distribution is calculated from nameserver records, showing which hosting providers serve the most domains in each TLD.
Use DNS Checker tools to inspect any .aco domain: run a full DNS health check, check DNS propagation, look up WHOIS records, or verify email authentication.
Disclaimer: The information on this page is sourced from IANA, ICANN, and respective registry operator publications, then structured and formatted with the assistance of AI. While accuracy is a priority, details such as pricing, registration requirements, and policies may change. Always verify with the official registry or an accredited registrar before making registration decisions.