Originally Posted by 99berrycurve
10.10.10.111 foghorn.iyoyo.com is a LAN address. iyoyo.com is an external dns zone hosted at network solutions. Inside we have zone iyoyo.local in DNS. Is there a way to have internal DNS resolve foghorn.iyoyo.com but let all other *.iyoyo.com resolve outside as usual?
Make a copy of the external zone, and add it to your internal DNS server. Then manually change the needed records.
I dont know of any automated way to do this. But, if you do not frequently change your DNS entries, this will work.