Basic DNS server using BIND9 on Ubuntu 24.04.
Basic DNS server using BIND9 on Ubuntu 24.04.
1. Configure your ip address from dynamic to manual or static ip address.
2. Install bind9
sudo apt-get update
sudo apt-get install bind9 bind9utils bind9-doc –y
3. sudo nano /etc/bind/named.conf.options
options {
directory "/var/cache/bind";
recursion yes;
allow-query { any; };
listen-on { 192.168.1.22; };
listen-on-v6 { none; };
forwarders {
8.8.8.8;
1.1.1.1;
};
};
3. sudo nano /etc/bind/named.conf.local
zone “daromc-server.com" {
type master;
file "/etc/bind/db.daromc-server.com";
};
zone "1.168.192.in-addr.arpa" {
type master;
file "/etc/bind/db.192.168.1";
};
4. sudo nano /etc/bind/db.daromc-server.com
$TTL 604800
@ IN SOA daromc-server.com. root.daromc-server.com. (
1 ; Serial
604800 ; Refresh
86400 ; Retry
2419200 ; Expire
604800 ) ; Negative Cache TTL
;
@ IN NS daromc-server.com.
@ IN A 192.168.1.22
4. sudo nano /etc/bind/db.192.168.1
$TTL 604800
@ IN SOA daromc-server.com. root.daromc-server.com. (
2 ; Serial
604800 ; Refresh
86400 ; Retry
2419200 ; Expire
604800 ) ; Negative Cache TTL
;
@ IN NS daromc-server.com.
22 IN PTR daromc-server.com.
5. Validate configuration
sudo named-checkconf
sudo named-checkzone example.local /etc/bind/db.daromc-server.com
sudo named-checkzone 1.168.192.in-addr.arpa /etc/bind/db.192.168.1
6. Restart dns server
sudo systemctl restart bind9
sudo systemctl status bind9
7. Test dns resolution
dig @192.168.1.22 daromc-server.com
nslookup daromc-server.com 192.168.1.22
Ping 192.168.1.22
#server #linux #ubuntu #dns