Konfigurasi DNS di Ubuntu Server

Langkah-langkahnya :
apt-get update
apt-get install bind9

root@ubuntu:/home/ab# cd /etc/bind
root@ubuntu:/etc/bind# ls
bind.keys  db.empty    named.conf.default-zones  zones.rfc1918
db.0       db.local    named.conf.local
db.127     db.root     named.conf.options
db.255     named.conf  rnd

root@ubuntu:/etc/bind# cp db.127 db.254
root@ubuntu:/etc/bind# cp db.local db.kusnadi
root@ubuntu:/etc/bind# cp named.conf.default-zones named.conf.default-zones2
root@ubuntu:/etc/bind# ls
bind.keys  db.255      db.root                    named.conf.local
db.0       db.empty    named.conf                 named.conf.options
db.127     db.kusnadi  named.conf.default-zones   rndc.key
db.254     db.local    named.conf.default-zones2  zones.rfc1918
root@ubuntu:/etc/bind#

nano db.254
;
; BIND reverse data file for local loopback interface
;
$TTL    604800
@       IN      SOA     kusnadi.com. root.kusnadi.com. (
1         ; Serial
604800         ; Refresh
86400         ; Retry
2419200         ; Expire
604800 )       ; Negative Cache TTL
;
@       IN      NS      kusnadi.com.
1       IN      PTR     kusnadi.com.
1       IN      PTR     http://www.kusnadi.com.
1       IN      PTR     ftp.kusnadi.com.
1       IN      PTR     mail.kusnadi.com.
nano db.kusnadi
;
; BIND data file for local loopback interface
;
$TTL    604800
@       IN      SOA     kusnadi.com. root.kusnadi.com. (
2         ; Serial
604800         ; Refresh
86400         ; Retry
2419200         ; Expire
604800 )       ; Negative Cache TTL
;
@       IN      NS      kusnadi.com.
@       IN      A       172.16.10.1
@       IN      AAAA    ::1
www     IN      A       172.16.10.1
ftp     IN      A       172.16.10.1
mail    IN      A       172.16.10.1

#nano named.conf.default-zones

// prime the server with knowledge of the root servers
zone “.” {
type hint;
file “/etc/bind/db.kusnadi”;
};

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

zone “kusnadi.com” {
type master;
file “/etc/bind/db.kusnadi”;
};

zone “10.16.172.in-addr.arpa” {
type master;
file “/etc/bind/db.254”;
};

nano /etc/resolv.conf

# Dynamic resolv.conf(5) file for glibc resolver(3) generated by resolvconf(8)
#     DO NOT EDIT THIS FILE BY HAND — YOUR CHANGES WILL BE OVERWRITTEN
nameserver 172.16.10.1

Hasil verifikasi

root@ubuntu:/etc/bind# nslookup 172.16.10.1
Server:         172.16.10.1
Address:        172.16.10.1#53

1.10.16.172.in-addr.arpa        name = mail.kusnadi.com.
1.10.16.172.in-addr.arpa        name = kusnadi.com.
1.10.16.172.in-addr.arpa        name = ftp.kusnadi.com.
1.10.16.172.in-addr.arpa        name = http://www.kusnadi.com.

root@ubuntu:/etc/bind# nslookup kusnadi.com
Server:         172.16.10.1
Address:        172.16.10.1#53

Name:   kusnadi.com
Address: 172.16.10.1

root@ubuntu:/etc/bind# nslookup http://www.kusnadi.com
Server:         172.16.10.1
Address:        172.16.10.1#53

Name:   http://www.kusnadi.com
Address: 172.16.10.1

root@ubuntu:/etc/bind# nslookup mail.kusnadi.com
Server:         172.16.10.1
Address:        172.16.10.1#53

Name:   mail.kusnadi.com
Address: 172.16.10.1

root@ubuntu:/etc/bind# nslookup ftp.kusnadi.com
Server:         172.16.10.1
Address:        172.16.10.1#53

Name:   ftp.kusnadi.com
Address: 172.16.10.1

selesai…