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18
votes
4answers
16k views

DD-WRT: How to allow port forwarding to apply to requests originating from inside the LAN?

With the original firmware of my router I had port forwarding defined from port 80 to the server in the LAN, which I used in conjunction with an external dynamic DNS service. I've now upgraded to ...
6
votes
2answers
2k views

Services that just return your public IP as text

I'm writing a script that does dynamic DNS updates for me, but my server is behind a router, and so I need to use a web service to determine my public IP. So far I've found this one which returns ...
5
votes
2answers
10k views

Can't set “example.com” as a CNAME record?

I'm currently running a server at home, but I have a dynamic IP. So I subscribed to a dynamic dns service(dlinkddns.com). I made all the correct settings in my own network, and the ip updates ...
4
votes
3answers
2k views

How does DynamicDNS act immediately?

My understanding of the core functionality of DNS is to provide a naming/mapping service between domain names (e.g. blah-whatever.com) and IP addresses (e.g. 100.2.3.4). Furthermore, my understanding ...
4
votes
1answer
2k views

Self-hosting a dynamic dns service?

Is there a way to self-host a dynamic DNS service? I really like the flexibility of DynDNS et al, but I'd like to host my own dynamic DNS service so I can have better control and the ability to send ...
4
votes
2answers
3k views

Access my computer externally without port forwarding

I have a linux machine (Sabayon 13 KDE) that I'd like to be able to access remotely for SSH, FTP, HTTP, and so forth. I signed up for Dynamic DNS with No-IP.com, but this isn't adequate because I am ...
3
votes
2answers
308 views

Domain resolving to lan ip address under dynamic dns and tomato

I have recently begun hosting my personal website under a home server using dynamic dns. The domain is registered under Godaddy, and ZoneEdit as the dynamic dns manager. Everything works well till it ...
2
votes
1answer
7k views

How can I configure a “global hostname” in Airport Utility?

AirPort Utility 5.6.1 for Windows disallows entering dots ('.') in the global hostname. Whenever you try to enter a '.', it just beeps with an error. Setting a global hostname is the AirPort way ...
2
votes
1answer
763 views

Dynamic DNS on D-Link DWR-112 3G router uses a private IP address

I'm using a D-Link DWR-112 3G router to connect to the internet by using Celcom broadband plug-in. How can I do the port forwarding to my server? I already have correctly configured my DynDNS, but ...
2
votes
2answers
3k views

How to get dynamic dns entry for ipv6-only host?

The host is behind NAT and uses Teredo to get globally routable. How to make it easily-reachable? For IPv4 case we just use no-ip or dyndns, however for ipv6 I don't see AAAA replies from dyndns's ...
1
vote
4answers
2k views

Can I manage my own domain using a web sever at home without having a static IP address using NO-IP?

I have purchased my own domain in GoDaddy. I have a server at home, Windows Server 2008 R2 to be specific. I do not have a static IP address, however I have created an account in No-IP, have the DUC ...
1
vote
4answers
10k views

Running a home mail server using dynamic dns

Is it possible to run an email server on my home box using dynamic dns? The scenario is, I want to auto cc all incoming and outgoing emails from my one account to another, from some server side ...
1
vote
3answers
804 views

Connecting to multiple computers via SSH behind only only one public IP?

I have the following predicament. I find myself becoming more and more used (albeit paid) as the "computer guy" in the neighborhood for "fixing" common "issues." Being a hacker, I've thought of ...
1
vote
1answer
4k views

Good dynamic dns service and client for mac server in 2012? [closed]

Apparently DynDNS does not offer free dynamic DNS anymore. My router does ONLY support DynDNS and there is no 3rd-party firmware to change this. I am searching for an alternative for my ...
1
vote
2answers
101 views

Home hosting using no-ip

I have a dynamic host from no-ip witch gets updated with my ip address,the webserver works ok. I also have a domain name registered, and I want to resolve to this dynamic host. If I run a DNS server ...
1
vote
1answer
4k views

Dynamic DNS with Comcast

I've just recently moved across town. Previously, I had Dynamic DNS set up so I could remotely connect to my desktop (primarily to use TightVNC over SSH). My ISP was Comcast and I'm in the Denver, ...
1
vote
3answers
3k views

Dynamic DNS at freedns.afraid.org using a Fritz!Box

I am having some trouble setting up Dynamic DNS with my Fritz!Box 7360. I have set up the Dynamic DNS page with (this is translated from German, so might be worded a bit differently): [x] Use ...
1
vote
1answer
3k views

Which IP address do I enter at dlinkddns.com?

I am trying to set up DDNS in my router to enable a static IP address. Standard procedure, should not be a hassle really, but I am facing troubles at dlinkddns.com. Which "New IP address" does it want ...
1
vote
1answer
149 views

Dynamic DNS for the domain root

I have a host set up with Dyn, and the IP address for this host is dynamically updated by my router. My domain's DNS is delegated to Dyn, and I've set up subdomain CNAME records which alias the host, ...
1
vote
3answers
2k views

Dynamic DNS for two machines on the same network?

Here's the deal: I have multiple machines on my network which I'd like to make externally accessible via a dynamic DNS service. In the past, I've simply made one machine available via router-based ...
1
vote
0answers
23 views

Setting up local DNS connected to a dynamic DNS service like NoIP

I've been trying to set this up for a while now and I'm just not sure what to do at all. I was following this tutorial here on setting up your own DNS server ...
1
vote
0answers
169 views

DNS fallback from VPN-provided DNS

I have a local DNS server that tracks all of my machines in my house, provides caching from the internet on commonly-used look-ups, etc. I'd like to use that to cache both the internet and the DNS ...
1
vote
0answers
370 views

No-IP on Linux: What am I doing wrong?

I want to setup a small home server using Fedora 17 (32 Bit) and No-ip because I have a Dynamic IP adress, This is what am I doing: 1) I create a Host on No-ip: 2) I setup No-ip on my fedora box: ...
0
votes
1answer
20 views

Dynamic DNS address only works externally

This is a problem which is driving me crazy lately. I use dynamic DNS to connect to a home server. Let's call the dynamic host my.home.net. I use ddclient to update the DNS record every few minutes, ...
0
votes
2answers
30 views

Dns for dynamic IP's

I want to know how to set dns name for a system which has dynamic IP. As of now we are using Leased line internet connection for our office which give us 16 static IP's, so all the system has static ...
0
votes
1answer
1k views

How to redirect Dynamic DNS to a specific local ip address?

I'm trying to remotely access a specific computer from my LAN on which i'd like to run a webserver. My network router is a Pirelli A226G router. I've set up a Dynamic dns account, and it works: if i ...
0
votes
1answer
161 views

Multiple servers (in different locations) with single domain

I have a VPS located in another part of the world that has a static IP. I also have a server at home which has a dynamic IP. Right now, I'm using No-IP's dynamic DNS client to update my home server's ...
0
votes
1answer
80 views

Which free dynamic DNS services offer a custom TTL to be set on update?

No-IP has a fixed TTL of 60 seconds for dynamic DNS host records set, DynDNS has a default TTL value of 60 seconds, changeip uses 30 seconds. However our DSL modem gets a DHCP lease time of 7200 ...
0
votes
1answer
191 views

Dynamic DNS for RPi -> Airport Extreme (DHCP) -> Cable Modem (DHCP) -> Interwebs

I have a Raspberry Pi which connects to my Airport Extreme via DHCP. The Airport is connected to my Cable Modem which gets its IP address via DHCP from Comcast. I would like to be able to address the ...
0
votes
1answer
346 views

How to configure ddclient to refresh every 30 days?

Can ddclient be configured in /etc/ddclient.conf, to send dynamic DNS updates periodically, in addition to when the IP address changes? Why? Fremium provider dyndns requires an update be made every ...
0
votes
1answer
997 views

Dynamic DNS (DynDNS, No-IP, etc.) security issues

Are there any security issues inherent in setting up a mapping between a domain name and dynamic IP (i.e. what dynamic DNS services like DynDNS or No-IP do)? Or are the only security risks related to ...
0
votes
1answer
603 views

Use Dynamic DNS to access Java servlet, still need port forward?

If I use Dynamic DNS such as the free service at https://www.dyndns.com, do I still need to set up static IP and do port forward ? I have a DSL, most likely with dynamic IP address, and I run a Java ...
0
votes
0answers
31 views

Is there a dynamic DNS update utility packeged for Debian 7 (Wheezy)?

NoIP.com's free dynamic DNS service suggests installing an unpackaged Linux client on anything other than Ubuntu. Is there really no Debian package of a client (not necessarily theirs of course) which ...
0
votes
1answer
437 views

Dynamic DNS for both IPv4 and IPv6 (using freedns.afraid.org or others)

I want to set up dynamic DNS on my Fritz!Box 7490, so that it is reachable both on IPv4 and IPv6. Note that I want to reach the Fritz!Box itself, and not a computer behind it. The scenario is that I ...
0
votes
2answers
54 views

Dynamic DNS service allowing to define the IP address

Is there a dynamic DNS service that allows you to specify the IP address to point to (instead of pointing to the IP address making the request)? We use dynamic DNS in our mobile application ...
0
votes
1answer
211 views

Running my own dynamic DNS service

I am planning to build my own little dynamic DNS service for my home server. I have a domain hosted by a provider who provides a web interface to create and edit nameserver record. This domain has an ...
0
votes
0answers
61 views

Access home server from same network

I have a old home PC on which I host some private git repos. I push/pull using ssh, which I set up on port 54345. I also set up a dynamic DNS server (similar do dyndns.org) for accessing the PC from ...
0
votes
0answers
193 views

Dynamic DNS with tunnel/proxy to the public?

TL;DR: I want to be able to access my laptop publicly from anywhere, while my laptop could also be anywhere. Any Service, any port. Original Post: I want to be able to access my own computer from a ...
0
votes
1answer
1k views

How can I configure dyndns service in dlink DIR-600L router to access my local server via internet?

The following link is the graphical representation of the networking done in my home. I have a DLINK DIR-600L Wireless router which is connected to modem via a switch. As this router have DDNS ...
0
votes
1answer
409 views

Setting up dynamic DNS for linked router

I have a 'main' router that receives the internet signal from the ISP and another one in my room, connected with a cable. The main router is running its original firmware and is very limited in its ...
0
votes
0answers
395 views

Unable to link No-IP to my website that is hosted on a VBox machine

I have a webserver running on a virtual platform (VBox). Have set the VBox adapter to bridged mode. I am able to access the webpage from my host machine. I have also configured dynamic DNS (No-IP) on ...
0
votes
1answer
602 views

Automated Windows host -> IP resolution over subnet on Mac

I have a few Windows computers and two Mac computers all on the same router. The Windows computers can find each other by hostname just fine, so for example a UNC path of \\HOSTNAME\SHARE would ...
0
votes
1answer
143 views

How can I set up multiple dynamic users to update a single network's dynamic IP

On my home network we are allocated a dynamic IP. I want to configure ddclient (or an equivalent) to send IP updates to DNS-O-Matic/OpenDNS only when I am on my home network. I do not want to send IP ...
-1
votes
1answer
106 views

Dynamic DNS update server DNS Host

Could I use dynamic DNS server to update Primary DNS and Secondary DNS settings on router? My TCP/IP settings are: IP address: 123.43.23.11/24 Default Gateway: 123.43.23.1 Primary DNS: 195.67.19.3 ...
-2
votes
2answers
904 views

make DD-WRT send its public IP to an email address

Is it possible to setup DD-WRT (router firmware family) to send out its IP somewhere? Periodically, or preferably, whenever it just changed? I am not ready to set up (and pay for) dynamic DNS yet, ...