portsys.cn

The domain PORTSYS.CN was first registered on October 30, 2026 and its current term runs until October 30, 2027. It was registered only 16 days ago, so it is a newly registered domain. Its sponsoring registrar is 阿里云计算有限公司（万网）, and the domain is active. The public WHOIS shows the registrant organisation as 曾绩. DNS is served by ns2.nowcndns.com and ns1.nowcndns.com. Renewals are usually made for one to ten years at a time, so an expiry date far in the future shows a long-term commitment to the name. Nameservers decide where a domain's DNS is hosted, so a change of nameservers usually means the website or email moved to a new provider. Changes to the registrant organisation can point to a sale, a merger or simply an update of company details. An older registration date is often seen as a sign of an established website, although age alone says nothing about who owns it today. Status flags such as transfer or delete locks are set by the registrar or registry to protect a domain from unauthorised changes. When a domain uses its own nameservers, the owner runs the DNS directly instead of relying on a hosting or DNS provider. Public WHOIS records can show the registrant organisation and country, while many owners now hide personal details behind privacy services. Registrars are the companies accredited to sell and manage domain names, and the sponsoring registrar is the one currently responsible for this name. Managed DNS providers are often used for speed, security and protection against attacks. Registry locks add an extra layer of protection for valuable names, because changes then need manual confirmation by the registry.

Whois Data Center has 9 historical WHOIS snapshots for PORTSYS.CN. The most recent capture is from November 2, 2026. Historical records are useful for due diligence, brand protection and investigating the background of a website. Investigators use dated records to establish who controlled a domain at a specific point in time. These records help track changes in registration details, ownership signals and DNS over time. The snapshot list below shows every capture we hold, newest first. Buyers often review the history of a domain before purchasing it, to see past owners and registrars. Comparing snapshots makes it easy to see when the registrar, nameservers or status of a domain changed. A long history with few changes usually points to a stable owner, while frequent changes can signal a transfer or a resale. Security teams use WHOIS history to spot suspicious ownership changes and to link related domains.

From November 21, 2022 to November 2, 2026, 10 fields were updated. The registrar name was reformatted from "????????????" to "阿里云计算有限公司（万网）", which is the same registrar. The nameservers moved from f1g1ns2.dnspod.net and f1g1ns1.dnspod.net to ns2.nowcndns.com and ns1.nowcndns.com. Status flags were updated: ok was added and Clienttransferprohibited was removed. The registrant organisation became visible in the public record. The expiry date moved from May 26, 2023 to October 30, 2027, which shows the domain was renewed. The full record, including every stored snapshot, can be downloaded in JSON, XML or CSV.