.sina domain extension

.sina is a generic top-level domain (gTLD) owned and operated by Sina Corporation, a Chinese internet company based in Beijing. The domain is intended for use by Sina and its affiliated brands, services, and community. There are no public eligibility restrictions, but the registry may impose usage policies. Sina Corporation is best known for its social media platform Weibo and its web portal Sina.com. The .sina domain was delegated to the company in March 2016, giving it a branded namespace on the internet.