Sync dynamic IP with openDNS service via ddclient

Setup openDNS in system settings

Create a file:

sudo gedit /etc/resolv.conf.head

with code:
nameserver 208.67.222.222
nameserver 208.67.220.220


Note

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If Your ISP provide IPv6 support, add these DNS IPv6 addresses entries in next lines in the /etc/resolv.conf.head file:

nameserver 2620:0:ccc::2


nameserver 2620:0:ccd::2


Setup openDNS in ddclient

#1 Install ddclient:

sudo pacman -S ddclient

#2 Fix ddclient.service file:

wget -O ddclient.service "https://copy.com/XISYqc3MH6xs/ddclient.service?download=1" && sudo mv ddclient.service /usr/lib/systemd/system/ddclient.service

#3 Create backup a ddclient.conf file:

sudo cp /etc/ddclient/ddclient.conf /etc/ddclient/ddclient.conf.bak

#4 Open ddclient.conf file in text editor.

sudo gedit /etc/ddclient/ddclient.conf

#5 Delete current content, paste in:

Note

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REMEMBER - replace values email_address, password and NetworkName with correct values.

---

daemon=300
syslog=yes
mail=root
mail-failure=root
pid=/var/run/ddclient.pid
ssl=yes
use=web, web=myip.dnsomatic.com
ssl=yes
server=updates.opendns.com
protocol=dyndns2
login=email_address
password=password
NetworkName


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Save changes in a file.

#6 Run command to enable and start ddclient service daemon:

sudo systemctl enable ddclient && sudo systemctl start ddclient && sudo systemctl status ddclient

#7 Visit site: openDNS Dashboard to check sync status.

Support

Official forum topic: [1]

See Also

openDNS Homepage

Wikipedia Article

Set DNS and-or Nameservers

Arch Wiki: resolv.conf