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OCLC Support

URL address and port ranges for Connexion client

Applies to
  • Connexion client

Connect to OCLC via Connexion client

  • When connecting, use the default address of
  • Institutions that have a firewall must configure and allow the entire network IP range
  • Connexion client uses standard http protocol and port 80 to connect to WorldCat.


Notes for network administrators

  • ‘Ping’ of OCLC has disabled ICMP externally so a ‘ping’ will always fail to
  • ’Trace route’ to OCLC disallows trace routes to go further than our perimeter load balancer device ( and it will not reach
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