The IoA intranet and old website are only available when your device is connected to the IoA network. This is either connected to the wired network within the IoA or connected via the IoA VPN.
To log into the IoA intranet you will need your University account (previously Raven account), the account needs to be in the ioa-network-access Lookup group. Email the IoA helpdesk if you are unable to access the IoA intranet.