If you need to put a domain name in documentation, example.net, example.com, and example.org are reserved for this purpose as defined in this RFC. This will prevent an inadvertently run script from causing trouble, as well as avoiding an association with a seemingly arbitrary host.
Paul is an Avid Tech Geek who Loves writing, Cycling and All Things Linux! He comes from a Background of Windows Administration along with Ubuntu/Centos Server administration. Paul holds industry wide certifications include CompTIA & Microsoft Accredited certifications.