Who Is My DNS

I may have mentioned in my previous post that my ER-X has its global DNS setting hidden in "Config Tree" section.

If you are like myself who has set the global DNS servers using the "Name Server" option in the System section, you may be using the wrong server without knowing it.

In order to avoid this happens again, I start to use whoismydns.org to verify my setup after any DNS changes, e.g.