List of .bio Zone Domains
.bio Domain Zone Datasets
Download a .bio domain name list or a full dataset with DNS, server IP, emails, and phone numbers.
Zone TLD: .BIO
Zone type: classic or gTLD
Update frequency: daily (last updated on June 12, 2026)
Total domains monitored: 130,678
Live domains included in datasets: 78,978
Datasets available:
Basic Domain List (download sample 💾)
Detailed Domain Dataset (download sample 💾)
Subdatasets: Active Domains, Newly Added Domains
| Dataset type choose your desired type |
Last updated next update: tomorrow |
Active domains for last 24h |
New domains for last 24h |
Emails crawled from websites |
Phones crawled from websites |
|
|---|---|---|---|---|---|---|
| Basic Domain List | Jun 12, 2026 | 78,978 | 237 | --- | --- | Download GET |
| Detailed Domain Dataset | Jun 12, 2026 | 78,978 | 237 | YES | YES | Download GET |
Frequently Asked Questions
See our FAQ for more answers.
Can I download sample datasets for the .bio zone?
Yes. Download a sample .bio domain list or a sample .bio dataset.
What is a basic domain list, and how does it differ from a detailed dataset?
Both cover the same 78,978 registered domain names in the .bio zone. A basic list is one domain name per line in a gzip CSV. A detailed dataset adds DNS servers, server IP, hostname, emails, phone numbers, and more. See the dataset format details.
What are active and new domains?
Datasets for .bio are updated daily. Active domains are all currently registered names in the zone. New domains are names added in the last 24 hours.
How do I automate daily downloads?
Schedule automatic downloads with the NetAPI. See the API documentation for authentication and endpoints.
Are emails and phone numbers available for every domain?
No. We collect contact details from public websites when available. Many domains have no published email or phone, and we do not guarantee these fields on every row. Do not use the data for unsolicited bulk outreach.
Additional .BIO Zone / Registry Information
Zone Registry: Identity Digital
Dispute Policy: link
Registry Policy: link
Data Privacy Policy: link
The .bio domain actually has a limited client base. In 2021, roughly 12,000 domains were registered with the .bio top-level domain. This domain extension is perfect for industry experts of life sciences and biotechnology, offering them a prominent identity to demonstrate their research or achievements.
The fact that .bio is not saturated till now provides a considerably open choice for domain name selection. The domain is recognizable all over the world and not restricted to biology-related use; meaning it can be registered by anyone, anywhere, without any restriction.
Here, you can download the list of .bio domains, as well as .ski domain zone lists, .frl domain zone lists, and others.
Top DNS providers / .bio domain zone
Chart Y-axis is scaled to the data range to show day-to-day changes (not from zero).
Based on this dataset and daily threat-intelligence signals. Domains may be listed after observed phishing, malware, spam, botnet, or similar activity; inclusion does not imply malicious intent by the owner, registrar, registry, or host. Updated daily; figures may change as new data arrives.
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