Another issue is detecting if subdomains are external or internal. For Google apps it's certainly external but that might not be true for other domains.
I think we need a site specific solution here. Something like what is described in comment #1 on the reddit link above.
Another issue is detecting if subdomains are external or internal. For Google apps it's certainly external but that might not be true for other domains.
I think we need a site specific solution here. Something like what is described in comment #1 on the reddit link above.