In this situation the DNS records and IP addresses are easily synchronized.

updating dyndns-7updating dyndns-43updating dyndns-64

To use it: base_url="$/dyndns.php" pass="your_pass" # password matching PASSWD above ip="" # update addr, or leave empty to have the server grab the clients address host="" # whatever host you want to update record for wget "$?

host=$&passwd=$&ip=$" An alternative set of scripts (including documentation) with some additional options and settings can be found here: Code and complete instructions for installation on Dream Host at Python Dynamic DNS Update Tool. There are a couple of Python tools, including one which detects & updates IPv6 addresses. NET Windows Service used to update a hostname with your IP address can be found at It may take up to 4 hours for computers on the Internet to notice that your DNS information has changed.

Such is the case when a residential subscriber to a ISP wishes to run a server at home.

In this situation, a script may be used to automatically update DNS records.

INFO: updating because host settings have been changed.

INFO: setting IP address to for UPDATE: updating CONNECT: using SSL SENDING: GET /visitors/update.html?The Nameserver record must use a hostname (not an IP address) of the target DNS server.If that server is not officially registered as such, you can add an auxiliary type A record with its FQDN and IP.I'm running Ubuntu Hardy 8.04.3 with e Box 1.2.2-6 I'll add my at the bottom, and alos I loocked in /etc/ddclient and the dir /ect/ddclient did not exist so I created that and added the and restarted, no [email protected]:/etc/ddclient# sudo ddclient -daemon=0 -verbose CONNECT: ipdetect.CONNECTED: using HTTP SENDING: GET / HTTP/1.0 SENDING: Host: ipdetect.SENDING: User-Agent: ddclient/3.7.3 SENDING: Connection: close SENDING: RECEIVE: HTTP/1.1 200 OK RECEIVE: Date: Fri, GMT RECEIVE: Server: Apache/2.2.8 (Ubuntu) PHP/5.2.4-2ubuntu5.6 with Suhosin-Patch RECEIVE: X-Powered-By: PHP/5.2.4-2ubuntu5.6 RECEIVE: Content-Length: 227 RECEIVE: Connection: close RECEIVE: Content-Type: text/html RECEIVE: RECEIVE: Use of uninitialized value in string ne at /usr/sbin/ddclient line 1973.Records cached by DNS servers that already have the entry cached would take up to 4 hours to get updated.