Unbound configuration IPv4 and IPv6

unbound.conf

server:
    interface: 0.0.0.0
    interface: ::0
    
    access-control: 192.168.42.0/24 allow
    access-control: 127.0.0.0 allow
    access-control: 2001:db8:dead:beef::/48 allow
    
    # unbound optimisation
    num-threads: 4
    msg-cache-slabs: 16
    rrset-cache-slabs: 16
    infra-cache-slabs: 16
    key-cache-slabs: 16
    outgoing-range: 206
    so-rcvbuf: 4m
    so-sndbuf: 4m
    so-reuseport: yes
    rrset-cache-size: 100m
    msg-cache-size: 50m

    # unbound security
    do-ip4: yes
    do-ip6: yes
    do-udp: yes
    do-tcp: yes
    cache-max-ttl: 86400
    cache-min-ttl: 3600
    hide-identity: yes
    hide-version: yes
    minimal-responses: yes
    prefetch: yes
    use-caps-for-id: yes
    verbosity: 1
    harden-glue: yes
    harden-dnssec-stripped: yes
    
    # download from ftp://ftp.internic.net/domain/named.cache
    root-hints: "/var/lib/unbound/root.hints"
    
    private-domain: "company.lan"
    private-address: 192.168.42.0/24
    private-address: 2001:db8:dead:beef::/48

    local-data: "server.company.lan.  IN A 192.168.42.254"
    local-data-ptr: "192.168.42.254  server.company.lan"
    
    local-data: "server.company.lan.    IN AAAA 2001:db8:dead:beef::254"
    local-data-ptr: "2001:db8:dead:beef::254 server.company.lan"
    
include: "/etc/unbound/unbound.conf.d/*.conf"