Erro com o Spring Boot Admin Client

Olá,

Estou recebendo a seguinte mensagem de erro:

INFO 69713 --- [or-http-epoll-3] d.c.b.a.server.services.StatusUpdater    : Couldn't retrieve status for Instance(id=630dc9ebf58c, version=0, registration=Registration(name=basic-project-api, managementUrl=http://0.0.29.148:8080/actuator, healthUrl=http://0.0.29.148:8080/actuator/health, serviceUrl=http://0.0.29.148:8080/, source=http-api), registered=true, statusInfo=StatusInfo(status=UNKNOWN, details={}), statusTimestamp=2020-07-28T23:43:20.883Z, info=Info(values={}), endpoints=Endpoints(endpoints={health=Endpoint(id=health, url=http://0.0.29.148:8080/actuator/health)}), buildVersion=null, tags=Tags(values={}))

io.netty.channel.ConnectTimeoutException: connection timed out: /0.0.29.148:8080
    at io.netty.channel.epoll.AbstractEpollChannel$AbstractEpollUnsafe$2.run(AbstractEpollChannel.java:570) ~[netty-transport-native-epoll-4.1.34.Final-linux-x86_64.jar:4.1.34.Final]
    at io.netty.util.concurrent.PromiseTask$RunnableAdapter.call(PromiseTask.java:38) ~[netty-common-4.1.34.Final.jar:4.1.34.Final]
    at io.netty.util.concurrent.ScheduledFutureTask.run(ScheduledFutureTask.java:127) ~[netty-common-4.1.34.Final.jar:4.1.34.Final]
    at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:163) ~[netty-common-4.1.34.Final.jar:4.1.34.Final]
    at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:404) ~[netty-common-4.1.34.Final.jar:4.1.34.Final]
    at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:333) ~[netty-transport-native-epoll-4.1.34.Final-linux-x86_64.jar:4.1.34.Final]
    at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:905) ~[netty-common-4.1.34.Final.jar:4.1.34.Final]
    at java.lang.Thread.run(Thread.java:748) ~[na:1.8.0_252]

Estou usando as seguintes versões:

Spring Boot: 2.1.4
Spring Boot Admin Client: 2.1.4
Spring Boot Admin Server: 2.1.4