According to its WHOIS record, SLEEPCOUNTRY.PRO was created on May 6, 2010 and expires on May 6, 2019. That makes the domain about 16 years old. It is registered through GoDaddy.com LLC (IANA ID 146) and is past its expiry date. Its record is locked against unauthorised transfer, deletion and updates. The registrant is listed in United States. DNS is served by ns77.worldnic.com and ns78.worldnic.com. A registrar transfer moves the management of a domain from one company to another without changing the domain name itself. Domains that are not renewed before their expiry date normally enter a grace and redemption period before they can be registered again.
Whois Data Center has 6 historical WHOIS snapshots for SLEEPCOUNTRY.PRO. The most recent capture is from September 18, 2017. Snapshots are collected over time, so the gaps between them depend on how often the record was checked. Comparing snapshots makes it easy to see when the registrar, nameservers or status of a domain changed.
In the period from June 29, 2016 to September 18, 2017, 32 fields of the record were modified. The registrar changed from Network Solutions LLC to GoDaddy.com LLC. Status flags were updated: clientDeleteProhibited, clientRenewProhibited and clientUpdateProhibited were added. The expiry date moved from May 6, 2017 to May 6, 2019, which shows the domain was renewed. Each change listed here can be checked against the original snapshots further down the page.
WHOIS Record