Download New & Active .io Domains
Get the complete dataset of all known .io domains in CSV format, including newly registered and active domains.
| Filename | Description | Domain Count | Filesize (uncompressed) | Filesize (compressed) | |
|---|---|---|---|---|---|
| io-domains-all.zip | All known .io domains | 1,471,034 | 19 MiB | 5 MiB | Download |
| io-domains-active.zip | All active .io domains | 1,101,495 | 14 MiB | 4 MiB | Download |
| io-domains-2025-05-30.zip | New .io domains 2025-05-30 | 402 | 6 KiB | 3 KiB | Download |
| io-domains-2025-05-29.zip | New .io domains 2025-05-29 | 563 | 8 KiB | 3 KiB | Download |
| io-domains-2025-05-28.zip | New .io domains 2025-05-28 | 565 | 8 KiB | 4 KiB | Download |
| io-domains-2025-05-27.zip | New .io domains 2025-05-27 | 559 | 8 KiB | 4 KiB | Download |
| io-domains-2025-05-26.zip | New .io domains 2025-05-26 | 660 | 10 KiB | 4 KiB | Download |
| io-domains-2025-05-25.zip | New .io domains 2025-05-25 | 524 | 8 KiB | 3 KiB | Download |
| io-domains-2025-05-24.zip | New .io domains 2025-05-24 | 573 | 8 KiB | 4 KiB | Download |
| io-domains-2025-05-23.zip | New .io domains 2025-05-23 | 676 | 10 KiB | 4 KiB | Download |
| io-domains-2025-05-22.zip | New .io domains 2025-05-22 | 699 | 10 KiB | 4 KiB | Download |
Information About the .io Domain Extension
The .io domain suffix is a ccTLD (Country Code Top-Level Domain), managed by Internet Computer Bureau Limited. Our database contains a complete list of all known .io domains, helping businesses, researchers, and SEO professionals access up-to-date domain records with ease.
| Type | ccTLD |
|---|---|
| Description | Country Code Top-Level Domain |
| Sponsor | Internet Computer Bureau Limited |
| Country | GB |
| Whois Server | whois.nic.io |
| SOA Server | a0.nic.io |
| SOA Email | hostmaster@donuts.email |
| Created | 1997-09-16 |
| Updated | 2025-05-30 19:13:15 |
We continuously monitor the .io ccTLD extension for newly registered domains and update our records in real-time. In the past 24 hours, we have discovered 505 new .io domains.
Why Choose DomainMetaData for .io Domain Lists?
Real-time Updates
Get fresh .io domain data every few hours.
Comprehensive Dataset
Access all 1,471,034 known .io domain records.
Verified Domains
Download 1,101,495 active and up-to-date .io domains.
Rich Metadata
Get detailed .io data, including DNS records, and more.
Essential Domain Data for Professionals
- Domain Name & Registration Date
- DNS Servers, SOA Records, Mail Server
- Hosting Server, Website Category & Topic
- Robots.txt, HTTPS Status, HTTP Protocol Versions
How Industry Leaders Use Our .io Domain Database
Marketing &
SEO Research
Analyze website trends and track new .io domain registrations.
Cybersecurity &
Threat Intelligence
Monitor new .io domains for phishing, scams, or malicious activities.
Brand Protection &
Trademark Monitoring
Detect .io domain squatters and brand impersonators.
Lead Generation &
Data Enrichment
Use .io domain lists to find potential leads & business opportunities.
Download All .io Domains Now!
- Get instant access to all registered .io domains
- Bulk downloads in CSV format with rich metadata
- Real-time updates with the latest registrations
- Includes new & active .io domains