Dual Stack Test
Use the form below to check a hostname for IPv4 and IPv6 resolvability. You must enter a hostname, not a URL.
Good:
- example.net
- www.example.com
- räksmörgås.josefsson.org
- 無料心理テスト.com
Bad:
- http://example.net/
- www.example.com/file.html
- example.org/