Was debugging something jenkins-deploy related when I came across this:
jenkins-deploy@deployment-tin:~$ ldapsearch -LLLx uid=jenkins-deploy sshPublicKey dn: uid=jenkins-deploy,ou=people,dc=wikimedia,dc=org sshPublicKey:: c3NoLXJzYSBBQUFBQjNOemFDMXljMkVBQUFBQkl3QUFBUUVBNFFHYzFacy9TNHM 3em5FWXc3UmlmVHVaNHk0aVl2WGw1anA1dEpBOWtHVUd6emZMMGRjNFpFRWhwdSs0Qy9UaXhaSlhx djBONnlrZTY3Y004aGZkWG5MT1ZKYzRuL1owMnVZSFFwUkRlTEFKVUFsR2xiR1pOdnpzT0x3MzlkR 0YwdTNZbXdEbTZyajg1UlN2R3F6OEV4YnZybmVDVkpTYVlsSVJ2T0VLdzBlMEZZczhZYzdhcUZSVj YwTTZmR3pXVmFDM2xRalNuRUZNTkdkU2lMcDNWbC9HQjRHZ3ZSSnBiTkVOUnJUUzNUZTlCUHRQQUd oSlZQbGlUZmxWWXZVTENqWVZ0UEVidmFia1crdlp6bmxjVkhBWkpWVFRnbXFwRFpFSHFwNGJ6eU84 ckJOaE1jN0JqVVZ5TlZOQzVGQ2srRDJMYWdtSXJpWXhqaXJYRE5yV2x3PT0gamVua2luc0BnYWxsa XVtCg== sshPublicKey: from="10.4.0.58" ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDAvdul4KT q0GLo7kqHyKPIocu3U/kPO0CNeqsJ+7BRnEtwqY1szaRxcRgFDawv+ougzUmX7NK2sJR3itamSjPG wa3cW+eWP+zYWHym6gxCtrHUkVc8X6+UuEG+Y6lXrAmyJD6GrcB9jm5ptFcl7HYoRx5vn+ubh7O8U 2BdE3FxHTtoOOZFi1U+Kf0t926U9QCOVVbiKaxNTHdQZKN5JWafzOKinpwIaMefaTQlkJbK6c8/0b hAop+7HGL+XmXk3FKDdyBr1K9jd5JARSOlLYGC+vy+ijmowgrBlnKfu/AxpSFIg35BHIzQTNqXFDq Mxhzo+2Q6OKCDPVj2kb1LyjH5 jenkins-deploy@i-00000390
10.4.0.58 was a pmtpa.wmflabs IP and i-00000390 was an old instance ID.
I have no idea what to categorise this task as.