Domain name: challenge.co.uk Registrant: Sky UK Limited Registrant type: Unknown Registrant's address: Grant Way Isleworth London Middlesex TW7 5QD United Kingdom Data validation: Nominet was able to match the registrant's name and address against a 3rd party data source on 10-Jun-2015 Registrar: Markmonitor Inc. t/a MarkMonitor Inc. [Tag = MARKMONITOR] URL: http://www.markmonitor.com Relevant dates: Registered on: before Aug-1996 Expiry date: 27-May-2019 Last updated: 25-Apr-2017 Registration status: Registered until expiry date. Name servers: ns0.isp.sky.com ns1.isp.sky.com WHOIS lookup made at 04:00:32 03-Feb-2018 -- This WHOIS information is provided for free by Nominet UK the central registry for .uk domain names. This information and the .uk WHOIS are: Copyright Nominet UK 1996 - 2018. You may not access the .uk WHOIS or use any data from it except as permitted by the terms of use available in full at http://www.nominet.uk/whoisterms, which includes restrictions on: (A) use of the data for advertising, or its repackaging, recompilation, redistribution or reuse (B) obscuring, removing or hiding any or all of this notice and (C) exceeding query rate or volume limits. The data is provided on an 'as-is' basis and may lag behind the register. Access may be withdrawn or restricted at any time.