Depending on the website set-up you have have are 2 ways to login to the website dashboard, both requiring the addition of /wp-admin at the end of the URL:

Default – http://<sitename>.blogs.auckland.ac.nz/wp-admin or http://theinsideword.blogs.auckland.ac.nz/wp-admin

Domain mapped site – http://<sitename.domain>/wp-admin or http://theinsideword.ac.nz/wp-admin