Own URL for SharePoint Site

1. Create new web application from SharePoint central administration page. For this I gave the following information.
Port No: 224
Host Header: TestingHost
2. After creating web application go to StartàAll ProgramsàAdministrative ToolsàDNS
3. Expand Forward Lookup Zones in left side menu on DNS and select Domain Name .Right click Domain name and select New Host. The new host wizard opens.
4. In the New Host wizard enter the Name as the Host Header name which we gave while creating web application .And IP address of system in which SharePoint server is installed.
Here I am giving
Name: TestingHost
IP Address: xxx. xxx. xxx. xxx
Click Add Host.
5. After creating web application and adding host in DNS create new site.
6. The site url is created like this.
http://testinghost:224/
7.Now we change above site url as
http://myownurl/
For this follow below steps,
8. Open DNS by using following path StartàAll ProgramsàAdministrative ToolsàDNS.
9. Expand Forward Lookup Zones in left side menu on DNS and select Domain Name .
10. Then select hostname in which we want to create alias.right click and select properties. Then Host properties dialog box opens .copy Fully Qualified Domain Name(FQDN) from host properties box.
11. Right click Domain name in left side menu and select New Alias. Then New Alias wizard opens.
12. In new Alias wizard box enter alias Name as myownurl and Fully Qualified Domain Name (FQDN) as the name we selected in step 10.
13. Open inetmgr and in left side menu expand websites folder and select web application which u created in step1.Right click and select properties then properties box opens.
14. Under website tab in properties box select advanced button.
15. Click edit button.the following edit box opens.
16. In the above box select Ip address from Dropdown List and in TCP port textbox give 80 as port number instead of existing port number. And change Host Header value as alias name that is myownurl.
Click ok thrice and reset iis.
17. Open SharePoint central administration page and select operations tab. Select Alternate Access mappings under Global Configuration.
18. Select url which u want to add alias name.
19. Change url address as alias name.that is myownurl.
20. Now open site with following url.
http://myownurl/