List of all registered .BIO domains
Below you can find a list of all .bio domains for download.
50,309 registered .BIO domains.
We have collected data on 120,605 domains under the .BIO top-level domain (gTLD), of which 50,309 have been identified as actively registered. Official records indicate a total of 50,360 registered .BIO domains, making this one of the most complete domain listings publicly available
| Type | Updated | Number of Domains | New Domains Today | |
|---|---|---|---|---|
| All registered .BIO domains | June 20, 2025 | 50,309 | 62 | |
| All known .BIO domains | June 20, 2025 | 120,605 | 62 | |
| Detailed .BIO domain list | June 20, 2025 | 50,309 | 62 |
The standard list of registered .BIO domains comprises one domain per line.
The complete list of all known .BIO domains is available in CSV format with two fields: the first is the domain name, and the second is its status (free, registered, or deleted).
Detailed domain lists include the following CSV fields, when available:
- Domain Name
- Webserver
- Request Time
- Number of HTML Elements
- Google IDs
- DNS Servers
- IP Addresses
- Crawl Date
We also provide custom crawling services should you require additional data beyond the standard information provided.