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    Summon: External IP Address Ranges

    • Product: Summon

    What are the external IP address ranges for the Summon service?

    Updated May 3, 2018
    The Summon external IP address ranges are as follows:
    CIDR Format Equivalent IP Range
    165.193.81.224/28 165.193.81.225 - 165.193.81.23
    165.193.78.32/28 165.193.78.33 - 165.193.78.46
    205.217.165.64/26 205.217.165.65 - 205.217.165.126
    66.151.7.0/24 66.151.7.1 - 66.151.7.254
    216.147.208.0/23 216.147.208.1 - 216.147.209.254
    216.147.212.85/32 216.147.212.85
    These are all normal (http) connections, not secure http (https).
    These are provided for Summon library clients for purposes such as the following:
    • Provide to your vendors who will be integrating with the Summon service.
    • Add to your OPAC to support Real-Time Availability calls.

    • Date Created: 9-Feb-2014
    • Last Edited Date: 03-May-2018
    • Old Article Number: 8781