For Librarians

For Librarians
To support TCP/IP address range authentication, we use the IP address ranges that are assigned to your institution at The IP Registry. If you should ever need to adjust these, simply edit your information at the registry, and our system will automatically receive the update. If your institution wishes to use TCP/IP Address Range Authentication, and you are not currently listed in The IP Registry, you may add your address ranges to this registry for free.
Using The IP Registry is free and simple with these three steps: