Vidensdatabase

How to check your SPF record?

Please go to http://www.kitterman.com/spf/validate.html

Please go to this link : http://www.robtex.com/dns/

A basic Internet program that lets you verify that a particular Internet address exists and can...

A browser fetches a page from a web server by a request. A request is a standard HTTP...

The collection of all your web pages is called your web site. To let others view your...

WHOIS (pronounced as the phrase who is) is a query/response protocol that is widely used for...