域名后缀
.courses

.COURSES

.courses is a top-level domain (TLD) in the Domain Name System of the Internet.

Supported via IANA Bootstrap

RDAP Server Configuration

Authoritative Server URL
https://rdap.nic.courses/
Protocol
HTTPS / RDAP (RFC 7480)

查询 .COURSES 域名

立即检查该后缀下的域名注册状态。