We discovered that OpenDNS was causing our issue. As soon as I removed the DNS Forwarders our issues went away. And I don't think we've had an issue since then.
Luckly, I was able to replace OpenDNS with Sophos's Web Control.
We discovered that OpenDNS was causing our issue. As soon as I removed the DNS Forwarders our issues went away. And I don't think we've had an issue since then.
Luckly, I was able to replace OpenDNS with Sophos's Web Control.