Почему на DNS сервере сайт резолвится с кривым ip?

dns1:~$ host youtube.com 77.88.8.8
Using domain server:
Name: 77.88.8.8
Address: 77.88.8.8#53
Aliases:

youtube.com has address 173.194.122.201
youtube.com has address 173.194.122.199
youtube.com has address 173.194.122.195
youtube.com has address 173.194.122.198
youtube.com has address 173.194.122.192
youtube.com has address 173.194.122.193
youtube.com has address 173.194.122.206
youtube.com has address 173.194.122.200
youtube.com has address 173.194.122.194
youtube.com has address 173.194.122.197
youtube.com has address 173.194.122.196
youtube.com has IPv6 address 2a00:1450:401b:801::200e
youtube.com mail is handled by 10 aspmx.l.google.com.
youtube.com mail is handled by 30 alt2.aspmx.l.google.com.
youtube.com mail is handled by 50 alt4.aspmx.l.google.com.
youtube.com mail is handled by 20 alt1.aspmx.l.google.com.
youtube.com mail is handled by 40 alt3.aspmx.l.google.com.

127.0.0.1       dns1
127.0.0.1       localhost
127.0.1.1       vm

# The following lines are desirable for IPv6 capable hosts
::1     ip6-localhost ip6-loopback
fe00::0 ip6-localnet
ff00::0 ip6-mcastprefix
ff02::1 ip6-allnodes
ff02::2 ip6-allrouters

named.conf
include "/etc/bind/named.conf.options";
include "/etc/bind/named.conf.local";
include "/etc/bind/named.conf.blocked";
include "/etc/bind/named.conf.default-zones";

named.conf.default-zones
// prime the server with knowledge of the root servers
zone "." {
        type hint;
        file "/etc/bind/db.root";
};

// be authoritative for the localhost forward and reverse zones, and for
// broadcast zones as per RFC 1912

zone "localhost" {
        type master;
        file "/etc/bind/db.local";
};

zone "127.in-addr.arpa" {
        type master;
        file "/etc/bind/db.127";
};

zone "0.in-addr.arpa" {
        type master;
        file "/etc/bind/db.0";
};

zone "255.in-addr.arpa" {
        type master;
        file "/etc/bind/db.255";
};

};

dns1:~$ sudo netstat -tupnl
Active Internet connections (only servers)
Proto Recv-Q Send-Q Local Address           Foreign Address         State       PID/Program name
tcp        0      0 192.168.254.15:53       0.0.0.0:*               LISTEN      5673/named
tcp        0      0 xx.xxx.xxx.x:53         0.0.0.0:*               LISTEN      5673/named
tcp        0      0 127.0.0.1:53            0.0.0.0:*               LISTEN      5673/named
tcp        0      0 0.0.0.0:22              0.0.0.0:*               LISTEN      8192/sshd
tcp        0      0 127.0.0.1:953           0.0.0.0:*               LISTEN      5673/named
tcp6       0      0 :::22                   :::*                    LISTEN      8192/sshd
tcp6       0      0 ::1:953                 :::*                    LISTEN      5673/named
udp        0      0 192.168.254.15:53       0.0.0.0:*                           5673/named
udp        0      0 xx.xxx.xxx.x :53         0.0.0.0:*                           5673/named
udp        0      0 127.0.0.1:53            0.0.0.0:*                           5673/named

options {
        directory "/var/cache/bind";
        managed-keys-directory "/var/cache/bind/dynamic";

        // 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 {
             xx.xxx.xxx.x;
     };
allow-query {
192.168.254.0/24;
192.168.0.0/24;
127.0.0.1/32;
xx.xxx.xxx.x/24;
10.10.4.0/24;
};

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



};

view "external" { match-clients { any; };

zone "xxx.ru" {
  type master;
  file "/var/cache/bind/xxx.ru" ;
};

zone "retracker.local" {
  type master;
  file "/var/cache/bind/retracker.local" ;
};

zone "148.xxx.xx.in-addr.arpa" {
    type master;
    file "/var/cache/bind/148.xxx.xx.in-addr.arpa";
};

zone "149.xxx.xx.in-addr.arpa" {
    type master;
    file "/var/cache/bind/149.xxx.xx.in-addr.arpa";
};

zone "255.in-addr.arpa" {
        type master;
        file "/etc/bind/db.255";
};

};