freenas mountd[2947]: mount request denied from...messages (NFS)

Greetings!

I am backing up my vCenter server using a NFS share from FreeNAS and while it works fine, I noticed these messages in the FreeNAS log:

Feb 23 19:00:03 freenas mountd[2947]: mount request denied from 192.168.139.25 for /mnt/N40L/vcsa/vCenter/sn_192.168.139.25
Feb 23 19:00:03 freenas mountd[2947]: mount request denied from 192.168.139.25 for /mnt/N40L/vcsa/vCenter
Feb 23 19:00:03 freenas mountd[2947]: mount request denied from 192.168.139.25 for...

freenas mountd[2947]: mount request denied from...messages (NFS)