my site www.clubhondajazz.com was down since yesterday and still down untill now

anyone can help me fix them, please

and here this my ticket

Ticket ID: WDK-930124
Department: CH Support
Priority: Critical
Status: On Hold

http://www.clubhondajazz.com/ -> Working. Your site is up.

Hi, OpaQue

Thank you so much

my site working back again but I use "websit monitoring service" to checking throgh on my site
it saids ....

Received responses: 8 Ok 11 Fail Average: 1.77 sec 72.18
Amsterdam, Netherlands Failure("Domain lookup failure:www.clubhondajazz.com Exception:Not_found") JouwNaam Webhosting
Angra dos Reis, Brasil Failure("Domain lookup failure:www.clubhondajazz.com Exception:Not_found") AngraHost
St Leonard, QC, CA Failure("Domain lookup failure:www.clubhondajazz.com Exception:Not_found") PG Enterprises
Hamilton, Ontario, Canada Ok 130733 1.05 sec 121.71 208.87.243.82 networxHosting.com
WanChai, Hong Kong Failure("Domain lookup failure:www.clubhondajazz.com Exception:Not_found") Zolar Co Ltd
Tehran, Iran Ok 130733 5.74 sec 22.25 208.87.243.82 HostIran Networks
Amsterdam, Netherlands Failure("Domain lookup failure:www.clubhondajazz.com Exception:Not_found") JouwNaam Webhosting
SPb, RU Failure("Domain lookup failure:www.clubhondajazz.com Exception:Not_found") SpaceWeb
SPb, RU Ok 130733 1.57 sec 81.32 208.87.243.82 TimeWeb
London, UK Failure("Domain lookup failure:www.clubhondajazz.com Exception:Not_found") Humble Hosting Ltd
Pomona, CA, US Failure("Domain lookup failure:www.clubhondajazz.com Exception:Not_found") ServMap
San Jose, CA, US Failure("Domain lookup failure:www.clubhondajazz.com Exception:Not_found") McColo corp
Atlanta, GA, US Ok 130731 0.88 sec 145.79 208.87.243.82 HosToWeb
Boston, MA, US Ok 130730 0.93 sec 137.00 208.87.243.82 Remly Communications
Clifton, NJ, US Ok 130733 0.78 sec 162.91 208.87.243.82 ParsMatix (of iran)
Portland, OR, US Failure("Domain lookup failure:www.clubhondajazz.com Exception:Not_found") Ashworth Consulting
Philadelphia, PA, US Failure("Domain lookup failure:www.clubhondajazz.com Exception:Not_found") Bluetreehost
Dallas, TX, US Ok 130733 0.41 sec 310.46 208.87.243.82 Steadyhost
Dallas, TX, US Failure("Domain lookup failure:www.clubhondajazz.com Exception:Not_found") XP-Hosting.com
Fort Worth, TX, US Ok 130731 2.79 sec 45.76 208.87.243.82 New5Hosting
..............

what it mean?

and I cannot login to cpanel it saids.....
........

Invalid license
Main IP Address: 208.87.243.82
CPanel Version: 11.18.4-RELEASE_23868
RVskin Version: 8.38

........