https://vtunnel.com works

When were the changes made? Perhaps some of the changes have not propigated throughout the DNS network.

Unless you're rich and extremely knowlegable with unlimited time and energy with several different and qualified people helping you, this cannot be done.

What?

SID, are you talking about SSID in a wireless network environment?

Please clarify your question. Are there any problems going on, connection issues, etc?

Depends on when it was registered and for how long. Typically, domain names are registered for a year. You can go to who.is, reverse the domain name, and it'll tell you when it was registered and...

He means for you to go to where your DNS records are managed. You'll find a listing of all your DNS settings there (CName, A, MX, etc). You need to add a new entry there. webmail.company.co.uk, A...

Are your MX records correct? Could be something fluky going on there.

You have to be sure that whoever is taking care of your DNS settings that they have the appropriate records for whoever is hosting the domain. Let's say for example that the domain was registered...

Oly is correct. DNS servers are arranged in a hierarchy (sp) fashion. Your machine sends the request to your router/modem, then it gets forwarded on up the chain of connections to a DNS server. If...