zeronsd not flushing old IP address on client delete and create with same name

[myevit]

zeronsd not flushing old IP address on client delete and create with same name

nslookup  client.domain.ca 172.24.0.10
Server:  zt-dns.domain.ca
Address:  172.24.0.10

Name:   client.domain.ca
Addresses:  fd6a:b565:387a:b525:1199:9360:4639:c47f
          fd6a:b565:387a:b525:1199:93d0:d211:f0c6
          172.24.151.46
          172.24.103.3

after sudo systemctl restart zeronsd-xxxxxxxxxxx

nslookup  client.domain.ca 172.24.0.10
Server:  zt-dns.domain.ca
Address:  172.24.0.10

Name:   client.domain.ca
Addresses:  fd6a:b565:387a:b525:1199:93d0:d211:f0c6
          172.24.103.3