2496689 - 500 Host ap1.hana.ondemand.com unknown (check your network and proxy settings) message in SAP Cloud Connector

Symptom

The SAP Cloud Connector cannot connect to SAP Cloud Platform, similar to the following message appears in the SAP Cloud Connector Administration UI:

500 Host ap1.hana.ondemand.com unknown (check your network and proxy settings)

The SAP Cloud Connector log file (ljs_trace.log / scc_core.trc) contains the following exception:

Caused by: java.net.UnknownHostException: connectivitycertsigning.ap1.hana.ondemand.com: Name or service not known
at java.net.Inet6AddressImpl.lookupAllHostAddr(Native Method)
at java.net.InetAddress$3.lookupAllHostAddr(InetAddress.java:971)
at java.net.InetAddress.getAddressesFromNameService(InetAddress.java:1366)

Environment

SAP Cloud Connector release independent;
SAP BTP cloud platform.

Product

SAP Connectivity service all versions

Keywords

Cloud Connector, connect, UnknownHostException, connectivitycertsigning, hana.ondemand.com, ondemand.com connectivitynotification, connectivitycertsigning, connectivitytunnel, connectivity, firewall, proxy, ap1.hana.ondemand.com, ap1, eu, cf, 500, 400, 402, java.net.UnknownHostException, SCC, SAP CC, Connector, sub-account, subaccount, sub account, BTP , KBA , BC-MID-SCC , SAP Cloud Connector On-Demand/On-Premise Connectivity , How To

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