(SOLVED ITSELF) Own hostname opnsense no resolution

[longtom]

The hostname of my opnsense (opnsense) does not resolve itself.
(Static Adresss)
What do i have to check that it is fine?
OPNsense 20.7.7_1-amd64
FreeBSD 12.1-RELEASE-p11-HBSD
OpenSSL 1.1.1i 8 Dec 2020

Using Unbound DNS

[longtom]

Working now, don't know why...  ::)