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21
votes
4answers
19k 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 ...
12
votes
4answers
5k views

Services that just return your public IP as text [closed]

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 ...
8
votes
2answers
15k 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 ...
7
votes
1answer
443 views

how to clear Window DNS cache

My router reset and my ip address changed. DynDNS was updated with the new address automatically. But windows still pings the old address. How do I clear the DNS cache in Windows Vista?
6
votes
1answer
6k 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 ...
5
votes
3answers
3k 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
5answers
3k views

How to ssh into home LAN behind ISP NAT (no public IP address)?

My property management company provides free internet access. All the apartments in many buildings are behind some common NAT, so none of us have our own public IP addresses. Thus, services like ...
4
votes
1answer
5k views

ddclient updating to local IP instead of public IP

I'm trying to setup ddclient on my ubuntu server to update my DNS records on zoneedit for when my public IP changes. It's updating fine, the problem is that it's giving zoneedit my local IP instead ...
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
1k views

My dyndns domain doesn't point to the right IP from inside my network, how do I correct that?

I set up a DynDns account to point a domain to my dynamic IP server at home. From any "outside" network, the connection is working and pointing to my server. But when I point my browser to my URL ...
4
votes
2answers
4k 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 ...
3
votes
2answers
406 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 ...
3
votes
1answer
10k 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 ...
3
votes
4answers
2k views

Connecting to my home router web interface from work

I'm trying to connect to my home router web interface from work. I use dyndns, because I don't have a static IP at home, and it works perfectly from any other place except my workplace (update: I ...
3
votes
1answer
693 views

Own DynDNS Server?

Is there any own dynamic DNS server available? I have one public server that runs DNS for my domain (running tinydns) and I want to update it with the current IP of my home router? Are there any ...
2
votes
3answers
1k views

DynDns confusion

I'm pretty sure this doesn't belong on serverfault. Anyway, I'm confused with DynDns. Its supposed to change the IP address whenever your IP address changes, but for anyone to access the host I have ...
2
votes
3answers
6k 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 ...
2
votes
1answer
2k 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
1answer
263 views

what's the difference between giving dyndns(hostname) to the router compared to giving it to a NAS in the network?

I have a router and a few computers,iphones and stuff on my network. recently I acquired a NAS device(synology USB station 2). I understand that in order to access it from ouside, a hostname thing ...
2
votes
1answer
664 views

Hosting dynamic DNS website on Virtual Box with single open port - safe?

I am looking to host a website on my own machine at home with something like dynamic DNS purely to demonstrate it to a some friends for a few days over my ADSL connection. On my LAN are a few precious ...
2
votes
2answers
760 views

Redirect Apache SSL traffic to subdomain with a proper certificate

I currently have a server which has a DynDNS subdomain (let's call it foo.dyn.com). I also have a proper domain with a CNAME pointing to that subdomain (let's call it bar.baz.com). foo.dyn.com has a ...
2
votes
1answer
203 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, ...
2
votes
1answer
122 views

Config Issue with dyndns windows updater

I'm unable to open website xyz.dyndns.org internally as well as externally. I have UTStarCom ASDL Router and also did port 80 forward. Can someone tell me why its not working?
1
vote
3answers
384 views

If I ssh to a domain provided by dyndns, does my password go through them?

I'm running Ubuntu on my work PC, and my work place provides me with a static IP address but not with a domain. It's sometimes useful for me to connect to that PC through ssh, but it's not common ...
1
vote
4answers
3k 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
14k 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
1answer
274 views

Does DynDNS always point to my external IP?

I want to be able to ssh to my box from anywhere on Internet so I am doing port-forwarding. I've registered with free dyndns.org account so that evenif my external ip changes, it doesn't affect the ...
1
vote
3answers
879 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
3answers
1k views

Should I use a static IP address? If so what kind?

Last night I managed to get my local PC running as a server using port 80 and my IP address. After restarting my machine it stopped working. I was told I need to make a static IP address. My ...
1
vote
1answer
5k views

How to access my local host server from internet

How to access my local host server from internet have installed WAMP server on my Windows XP, And i had created a index.php file in my root folder, and i assigned a virtual name to my localhost. eg: ...
1
vote
2answers
125 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
2answers
3k views

Can DynDNS work without port forwarding behind firewall?

Here's the scenario: I have a Mac with a web server running. I frequently travel with this Mac and often times, I am at locations where DynDNS would not work, since the client site admin does not ...
1
vote
1answer
106 views

Does it make a difference if I specify IP or domain name with a local server?

I have a computer in my house set up at, say <domname>.dyndns.org, it also has a local IP of 192.168.1.101. Is it consistently faster to use <domname>.dyndns.org or the IP for SSH (when ...
1
vote
1answer
1k views

How to create a TCP tunnel in windows to allow remote->local connections in NAT environment?

So I know about SSH tunneling via a remote Linux server to reach sites which are blocked in my local network. My question is the other way around: I have a webserver running locally, which I can ...
1
vote
1answer
5k 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
2answers
60 views

SSH to my company's server

So I am working from home and I need to connect(SSH) to my company's server ever yday. The problem is that they have recently done an IP lockdown and only selected IPs can connect. My IP is not ...
1
vote
1answer
283 views

SSH to computer on LAN from DynDNS host name

I'm trying to set up DynDNS for a personal computer on my home network for SSH access. I've got DynDNS set up, and managed to get the router forwarded correctly so that any connection attempts to port ...
1
vote
1answer
4k 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
147 views

DynDNS configuration - second to last packet is timed out during tracert

I have a NAS in a separate location which I connect into through a DynDNS domain I got for it. When I tracert to that DynDNS name, the following comes up: 1 3 ms 2 ms <1 ms ...
1
vote
1answer
146 views

MAC OSX as server cannot be seen by dyndns address - router is blocking access

I have OSX running an RTC rational team concert essentially a Tomcat server on https port 9443. In the OSX host file I have 127.0.0.1 mapped to thinkbigapps.dyndns.tv - such that On the mac i can in ...
1
vote
1answer
154 views

Can't connect to router behind other router from outside

I have the following setup: Internet ⟷ ADSL internet router ⟷ TP-LINK wireless router I want to access this TP-LINK router through the internet. I've tried to access it by DynDNS or No-IP, but I ...
1
vote
1answer
77 views

Will upgrading my home connection actually give me better speeds through WebDav?

I currently have a Synology ds411 NAS hard drive with 4x2TB hard drives in RAID 10 (so 4tb usable) and I'm about to get a job which requires a lot of travel away from home. I connect to the NAS over ...
1
vote
3answers
3k 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
1answer
286 views

DynDns not updating on NAS

I've recently bought an LG N2R1 NAS device, and wanted to be able to access it via the web when away from home. Anyway I've installed the latest firmware and set up the DynDns connection, and it ...
1
vote
0answers
220 views

What is wrong with my Dynamic DNS settings?

I host my own website on a home iMac. The website is accessible from its local and remote IP addresses, but recently, the hostname stopped working because the DNS stopped updating. I have been ...
1
vote
0answers
51 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
91 views

Mac connects to server through dyndns loop back instead through local network

in our office, we have several people working with macs. A mac mini with several external external hdd's provides storage and backup capabilities for our collaborative work. Recently, we hired an it ...
1
vote
1answer
481 views

site to site vpn between peers, all with dynamic ip?

How do I set up a site-to-site VPN between 2-6 sites, when all the peers are using dynamic IP? DynDNS (or equivalent) is set up on all sites, so accessing the IP from outside shouldn't be a problem. ...
1
vote
0answers
281 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 ...