Domain Name Service, a method of converting a textual doman name to an IP address

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How to turn off Bridge Mode in Airport Utility?

I want to shutout some websites on all my devices (Macs, iPads, and iPhones) in my home network and after I searched for it, I ended up using a service called OpenDNS. However, they instruct me to ...
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67 views

How to manage internal and external DNS for the same zone?

I have a Mac Mini in the office that I just setup to host the zone example.com. I've added A records to several hosts running here. Local DNS works great so far. On Digital Ocean, I have two name ...
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0answers
345 views

mDNSResponder no longer resolving DNS with avahi-daemon

Since upgrading to El Capitan, I can no longer resolve DNS entries via mDNS if the host is a Linux system running avahi-daemon. For example, I have a server that's available at media-server.local. ...
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1answer
834 views

/etc/hosts will not update/refresh at all

I add to my /etc/hosts file this : 127.0.0.1 youtube.com Save the file. Flush everything with : dscacheutil -flushcache; sudo killall -HUP mDNSResponder Reboot my computer 30 times. Then I run: ...
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1answer
96 views

How do I “flush” my DNS/web services so that it sees the updated website like everyone else?

On all my roommates computers my website that I recently changed where the DNS points to actually points to the right location, and when you load it all is well. However for myself, when I load the ...
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2answers
724 views

Mac doesn't use local dns for .local

I'm using an macbook with Yosemite 10.10.3. There are no problems to access the "standard" internet. But in my own network I use a local nameserver at my fritz-box. It is configured to use this DNS ...
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36 views

Globally change DNS setting regardless of wifi network

I'd like to point my DNS at Google's public DNS servers. The instructions involve going to System Preferences -> Network -> Advanced and editing DNS settings. However, this seems to be specific to ...
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1answer
1k views

Make `hostname -f` return fully qualified hostname

How can i make hostname (i.e. the unix commandline tool hostname, invoked in terminal) return a hostname including the domain information? At the moment, hostname, hostname -f and hostname -s return ...
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87 views

iOS Network Link Conditioner - difference between “in delay” and “dns delay”?

In the Network Link Conditioner profiles, What is the difference between in delay, out delay, and dns delay? I want to test how my app behaves when it makes a request, and the requested server takes ...
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1answer
324 views

How do I access my private browsing history?

I'm trying to recover some pages that I had open when my macbook (OSX 10.8.5) crashed. Unfortunately I was using Opera (V30) in private browsing mode. I've tried looking at my DNS cache - but not ...
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1answer
113 views

Yosemite DNS “cannot resolve host”

I am not able to get my MacBook Air to resolve any hosts. I've tried reinstalling Yosemite from recovery, unloading and reloading the mDNSResponder to no avail. An nslookup of www.google.com using 8....
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129 views

Need help with OS X server. I can't get it to resolve correctly

Ok. So I have a static IP set on my router (using fiber so no modem). I have no idea what is going on. but I can't get it to resolve outside the network. Background: Static IP :xxx.xxx.xxx.9 ...
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2answers
894 views

Can't use machine name to login using SSH anymore on Yosemite, how to fix?

from yesterday I have noticed that I can't connect via SSH to my OS X's SSH server anymore using the following command: User-MBP:~ user$ ssh user@user-mbp user is the user on the server, user-mbp is ...
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0answers
115 views

Why is MDNSresponder Failing to Perform DNS Queries for Custom TLDs?

I'm on Yosemite 10.10 and continue to have some DNS problems post-reversion to mdnsresponder from discoveryutil. Use of tcpdump to monitor DNS requests indicates that a number of GUI applications (...
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1answer
355 views

Yosemite /etc/resolver/env.domain.com not working

We have a site to site VPN connection setup in the office to two development networks dev stage I want to be able to let people in the office not be on VPN for dns resolution to work. Each ...
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61 views

OS X Yosemite script to change Ethernet DNS, WINS & Search Domains

We are changing all our machines' DNS, WINS and Search Domains for the Ethernet side. We already have a script written for Windows, when we upload it via server or USB, we double click it, and it runs ...
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1answer
495 views

Mac OS X equivalent to Windows “Register this connection's addresses in DNS”

On Windows, in the Advanced TCP/IP Properties of the TCP/IPv4 properties of the NIC there is a tickbox called "Register this connection's addresses in DNS". Does Mac OS X have an equivalent setting? ...
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7k views

discoveryutil: command not found

After connecting VPN I often have to flush DNS to get my private hosts to be found. I would do this sudo discoveryutil mdnsflushcache; sudo discoveryutil udnsflushcaches Now, after upgrading to ...
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47 views

How can I access an app hosted on an OSX machine via a local network, that requires Google login?

I want to be able to access an app via a local network using my mobile device, for development and testing purposes. The app is hosted on my laptop running OSX Yosemite (10.10.3) I can access public ...
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3answers
1k views

Can Airport Extreme be configured to work with a free dynamic DNS service?

I have an Airport Extreme and wish to set up Dynamic DNS (DDNS) so that I can remotely access my home WiFi security cameras when I'm traveling. I'm seeing certain things that say the built-in dynamic ...
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1answer
51 views

How can I cache DNS entries for longer than the DNS server specifies (mac mavericks)

My broadband provider is terrible. It forces the use of its own DNS servers, which I have never seen take less than 2 seconds to respond, and often longer. What I would like to do is cache their ...
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1answer
122 views

OS X Server behind an ADSL router

I have a Mac Mini with OS X Server installed on my LAN that I use as a Git server and Continuous Integration server. I would like to be able to use these services from outside my LAN but I'm not sure ...
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34 views

DNS resolves incorrectly, even after purge

After changing a CNAME record on my DNS server, I am seeing issues with the DNS on my Macbook Air running OS X 10.10. Other computers on the same network resolves to the correct, new IP. $ host beta....
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77 views

OSX Flush DNS without sudo

I have a Mac that keeps messing up its DNS (this may be a wider network issue, we have windows clients that are having problems too). Whilst I try to understand the DNS issue I'd like to set an 'icon' ...
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1answer
500 views

OS X 10.10.3 connects to wireless router but unable to resolve domain names

I can connect my daughter's MacBook to the wireless router but not browse the internet with two different browsers (Firefox and Safari). This is a recent development as she has successfully browsed ...
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1answer
433 views

What happens if I remove the localhost address from /etc/hosts

I have looked at the hosts file before but never thought of this. The hosts file overrides the DNS addresses so it can be used to forward sites or to block them. When looking at the file, the default ...
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1answer
65 views

OS 10.10 not connecting through proxy specified by its Internet name

My office proxy has always been specified with its IP address and everything worked fine. However, recently, the proxy was changed to use its Internet name, in the form xxxx-y.zzzz.com Since then, I ...
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626 views

yosemite DNS resolution woes over IPSec tunnels / VPN

I am connecting to a Cisco IPSec tunnel from MacOS to a hosted pfsense box that is running a number of other IPSec site-to-sites happily, and the DNS resolution is not working. I also am in full ...
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1answer
1k views

OSX Yosemite DNS cache Issues

I'm having a really frustrating DNS cache issue on my Macbook running Yosemite. I'm a web developer so i'm always working with new sites and setting up new servers / domains etc.. so every now and ...
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1answer
372 views

Ping respects hosts overrides - but browsers don't, in spite of DNS cache flushes

I have a baffling problem. Browsers on my system (10.10.3 Yosemite) don't respect overrides included in my hosts file. This includes Chrome, Safari, and Firefox. I have tried rebooting, clearing ...
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175 views

Yosemite, how to reset/reinstall network?

For some reasons every time I connect to an insecure WiFi, Yosemite cannot route to the DNS servers of that WiFi. The DNS servers are correctly set, just cannot reach them. And after installing ...
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1answer
105 views

Connecting to a Folder on a Different Partition Using AFP or SMB

I'm in the process of setting up a DeployStudio system. Part of the requirement is that the server be able to connect to a Repository of files. On my server, that Repository is located on the ...
2
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1answer
337 views

how to use different port for dns on Yosemite?

According to https://developer.apple.com/library/mac/documentation/Darwin/Reference/ManPages/man5/resolver.5.html you should be able to set a different port for dns, ie: example, 10.0.0.17.55 ...
2
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1answer
222 views

How can I change DNS providers without needing to type in my password?

On Mac OS X Yosemite, you need to enter in your password to change DNS entries. Otherwise the entries are all greyed out. I change DNS frequently (Gogo Inflight among others doesn't work with ...
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1answer
356 views

Yosemite: ssh slow to connect when using DNS alias

Since updating to Yosemite, ssh from my Mac to a DNS alias takes about 7-8 seconds. I've observed the following on multiple Macs running Yosemite. Assume I have a host name alpha, and a DNS alias to ...
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31 views

Problems connecting to mail server in Mail.app after server change

I have moved to a new server (web server and mail server in it) for my website. In order to not create confusion, I created the same mailboxes in the new server with the same passwords, in order not ...
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1answer
436 views

/etc/resolver: TLD itself not resolved by custom resolver

I'm using the /etc/resolver technique for a dev domain as explained in some blog posts around the web (like this one). I used this technique previously on 10.9, but on my new Yosemite there seems to ...
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1answer
101 views

hostname returns another device's name

I realized that the hostname had changed while I was doing some work using terminal in OS X Yosemite. I thought there might be an IP address conflict so I reset it. However I still get another device'...
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1answer
47 views

No website opening but network works perfect, dns perfect as well

I am relatively new to OSX but I do my best here. I read a lot and tried to solve but did not find a answer which fits to my problem well. I have a Mac Mini with Yosemite 10.10.2. My network seems ...
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73 views

Ping being hijacked?

On my Mac terminal, I typed cat /etc/resolv.conf nameserver 8.8.8.8 nameserver 8.8.4.4 and I do a dig dig www.facebook.com ; <<>> DiG 9.8.3-P1 <<>> www.facebook.com ;; ...
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1answer
311 views

How can I add a DNS record so that example.com resolves to my server.example.com in the OS X Server app?

The default DNS setup leaves me with a record pointing server.example.com to my IP address. I've added a couple of aliases like www, mail. But how can I add example.com, essentially the root domain ...
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1answer
839 views

How do I enable DNSSec on OSX? (Or DNSCurve)

I want to support encrypted IPSec communications, and DANE certs in DNS. Notably, DNSSSec is a prerequisite is IPSec (secure IP addresses from DNS) How can I configure my OS X computer to use DNSSec ...
2
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0answers
224 views

Yosemite Server / Domain Configuration advice

I'm configuring a mac mini server (latest Yosemite) and I'd like some advice/guidance. I have a registered domain in use for my website, mail and some subdomains – all externally hosted. I'd like to ...
0
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1answer
381 views

Safari iPhone 6 will not load static website which is hosted on AWS

Currently I am encountering an issue with loading a webpage with Mobile Safari on my iPhone5. The site was just deployed with AWS (Amazon Web Services) here is the link http://www.point.plumbing The ...
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1answer
275 views

Whats the value for DNS when you leave blank DNS in static IP?

When you set a static IP in iOS and you don't specify a in IP address for DNS, which IP does iOS use to resolve hostnames?
2
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2answers
3k views

websites don't open on a specific wifi connection (probably DNS issue)

I have a cable broadband which works flawlessly; I am using the same to ask this question from my Android. But it doesn't work on my MacBook (10.10.2). Basically, no websites open, although I can ...
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0answers
129 views

How can I prevent hostname from changing?

When I boot up one of our computers it gets a static DHCP address which is specified in our DNS as client1.domain.com and so on. The hostname sets automatically from reverse DNS at bootup and ...
0
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1answer
806 views

Is intermittent high ping an issue in my Macbook or my router?

Every 20-30 minutes, my internet seems to be unresponsive for about 10 seconds. I can easily see this if I'm running the ping command while it happens: Now, I have two routers on my network, both ...
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2answers
848 views

Why is my hostname resolution taking so long?

Several months ago I noticed that my text editor (emacs) and IDE (IntelliJ) were taking a really long time to start up. The time appeared to vary based on the DNS servers OS X was using. I was able ...
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1answer
668 views

Does the DNS service need to be on in order for the caching service to work on OS X Server?

I didn't think that caching needed the DNS service to be running in order for it to work. Is this true/false? I've been reading a lot of forums where it says you should get the server DNS right in ...