@guus This is what the trace log says when I make a request (from the bottom up):
2023.01.16 19:33:24 TRACE [socket_c2s_ssl-thread-2]: org.jivesoftware.openfire.plugin.IQAgentInformationHandler - Perform disco#info request on facebook.my.xmpp.server on behalf of user@my.xmpp.server/Resource
2023.01.16 19:33:24 TRACE [socket_c2s_ssl-thread-2]: org.jivesoftware.openfire.plugin.IQAgentInformationHandler - Perform disco#info request on discord.my.xmpp.server on behalf of user@my.xmpp.server/Resource
2023.01.16 19:33:24 TRACE [socket_c2s_ssl-thread-2]: org.jivesoftware.openfire.plugin.IQAgentInformationHandler - Perform disco#info request on telegram.my.xmpp.server on behalf of user@my.xmpp.server/Resource
2023.01.16 19:33:24 TRACE [socket_c2s_ssl-thread-2]: org.jivesoftware.openfire.plugin.IQAgentInformationHandler - Perform disco#info request on skype.my.xmpp.server on behalf of user@my.xmpp.server/Resource
2023.01.16 19:33:24 TRACE [socket_c2s_ssl-thread-2]: org.jivesoftware.openfire.plugin.IQAgentInformationHandler - Perform disco#info request on icq.my.xmpp.server on behalf of user@my.xmpp.server/Resource
2023.01.16 19:33:24 TRACE [socket_c2s_ssl-thread-2]: org.jivesoftware.openfire.plugin.IQAgentInformationHandler - Perform disco#items request on my.xmpp.server on behalf of user@my.xmpp.server/Resource
2023.01.16 19:33:24 TRACE [socket_c2s_ssl-thread-2]: org.jivesoftware.openfire.plugin.IQAgentInformationHandler - Find agents of my.xmpp.server for user@my.xmpp.server/Resource
2023.01.16 19:33:24 TRACE [socket_c2s_ssl-thread-2]: org.jivesoftware.openfire.plugin.IQAgentInformationHandler - Processing Agent Information request from user@my.xmpp.server/Resource