Почему не работает dns сервер?

options {
	directory "/var/cache/bind";

	// If there is a firewall between you and nameservers you want
	// to talk to, you may need to fix the firewall to allow multiple
	// ports to talk.  See http://www.kb.cert.org/vuls/id/800113

	// If your ISP provided one or more IP addresses for stable 
	// nameservers, you probably want to use them as forwarders.  
	// Uncomment the following block, and insert the addresses replacing 
	// the all-0's placeholder.

	 forwarders {
	  8.8.8.8; # Google Public DNS IPv4 address
          8.8.4.4; # Google Public DNS IPv4 address
	 };

	//========================================================================
	// If BIND logs error messages about the root key being expired,
	// you will need to update your keys.  See https://www.isc.org/bind-keys
	//========================================================================
	dnssec-validation auto;

	auth-nxdomain no;    # conform to RFC1035
	listen-on-v6 { any; };
};

;
; BIND data file for local loopback interface
;
$TTL	604800
@	IN	SOA	dprogertest.com. root.dprogertest.com. (
			999999999	; Serial
			 604800		; Refresh
			  86400		; Retry
			2419200		; Expire
			 604800 )	; Negative Cache TTL
;
@	IN	NS	dprogertest.com.
@	IN	A	95.213.191.251
@	IN	AAAA	::1
$ORIGIN com.
$TTL	; 1 week
ns	IN	A	95.213.191.251

//
// Do any local configuration here
//

// Consider adding the 1918 zones here, if they are not used in your
// organization
//include "/etc/bind/zones.rfc1918";


zone "dprogertest.com" {
    type master;
    file "/var/lib/bind/db.com";
};