DeadUrl: version 9.0.87: SRC_URI: 404 Client Error: Not Found for url: https://downloads.apache.org/tomcat/tomcat-9/v9.0.87/KEYS
  DeadUrl: version 10.1.19: SRC_URI: 404 Client Error: Not Found for url: https://downloads.apache.org/tomcat/tomcat-10/v10.1.19/KEYS
  DeadUrl: version 10.1.20: SRC_URI: 404 Client Error: Not Found for url: https://downloads.apache.org/tomcat/tomcat-10/v10.1.20/KEYS
  DeadUrl: version 10.1.23: SRC_URI: 404 Client Error: Not Found for url: https://downloads.apache.org/tomcat/tomcat-10/v10.1.23/KEYS