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

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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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34 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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23 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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26 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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99 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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75 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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18 views

DNS occasionally stops working

OS X 10.9.5 Every couple of weeks, manual dns lookups (e.g. via nslookup or host) still work, but system lookups do not (so e.g. ping fails to lookup the host). The first few times it happens ...
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62 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 ...
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20 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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109 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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39 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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60 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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117 views

OS X Yosemite Server - DNS issues

I purchased a domain and have a third party company manage email service for it. My MX records point to the email hosting provider. My A record for my domain points to my static IP provided by my ISP. ...
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16 views

DNS possibly cause of failure to send emails

I have a mac mini running OS X 10.10 with Server.app that has DNS service enabled. The primary zone is example.com. In the zone, I have a list of machines: machine1.example.com - 10.0.1.11 ...
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60 views

DNS server entries disappear upon applying server details

I'm having issues entering my DNS server information upon configuration. Each time I enter the servers, they immediately disappear - with some attempts just disappearing upon entering a single ...
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64 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 ...
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38 views

Change dnsmasq from .dev to .local

I have followed these instructions for setting up a dnsmasq on my Mac. I originally set it up to use .dev, but now I want to change .dev to .local. However, when I try using .local instead, it ...
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387 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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160 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 ...
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185 views

Can I fix DNS issues on MBP for good?

I noticed DNS issue on my MBP where all of sudden (in the middle of my work, nothing changed) my DNS simply stops working. It's easy to notice that, so I do the following: first I check if DNS is ...
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234 views

OS X Server Profile Manager port forwarding?

I am setting up a MDM server on OS X Server. This is just a personal project, so I am hosting off of my iMac running Yosemite and OS X Server. I have configured port forwarding and DNS records so ...
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50 views

Frequent mDNSResponder host resolution issue

I have a frequent problem with one specific host on my network. I have a local DNS server running on one of the machines. I have host nas.mydomain.com configured through that DNS with A and AAAA ...
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261 views

OSX Yosemite periodically loses DNS info for my server

I'm running OSX Yosemite as my development machine. I run a VPS for the product I'm developing at cursiveclojure.com. Every so often (3 times now over the last month or so) my Mac somehow gets into a ...
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131 views

i can't access itunes, appstore, even the website www.apple.com using my wifi

i can't access itunes, appstore, even the website www.apple.com using my wifi, both on my iphone or pc. i've tried to looking for the troubleshoot problems using my windows pc and it says "Windows ...
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317 views

3TB Airport Time Capsule (FW 7.7.3) Incorrect DNS address delivered by DHCP

3TB Airport Time Capsule (FW 7.7.3) DHCP sends the correct DNS address to hosts for the Primary network, but sends the Gateway address for the Guest network. If I correct the DNS manually on a host, ...
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165 views

Mavericks Server: DNS: Increase forwarder timeout

The question: How can I increase the timeout for querying the forwarder DNS on OS X Server 3.1.2 ? I get DNS errors, which I believe could be solved by increasing the timeout for querying the ...
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464 views

DNS works in terminal but not elsewhere in Mac OS

I have an issue similar to the one in this question DNS not resolving on Mac OS. Things out on the Internet work fine. Local machines in my company, however, fail to resolve, including the servers ...
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149 views

Monitor DNS queries by IP

I'm running DNS on a Mac Server V2.4. I want to log all DNS queries made - is there a way of doing this? TCPdump only shows me whats happening at a moment in time and is difficult to read, what other ...
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331 views

Why won't OS X query multiple DNS servers

I have found that in all my years of use with Macs, multiple OS versions, multiple hardware configurations, that it never queries anything but the primary DNS server. Why is this? We have spun up many ...
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234 views

iPhone 6 & Verizon: Tethering established over IPV6 only — IPV4 websites don't work

This issue happens periodically (but it seems to survive reboots). It seems when tethering I'm assigned an IPV6 address & IPV6 DNS server, but no IPV4 addresses. I'm able to use google services ...
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114 views

How do I display in console the domain names used by the OS X 10.10 DNS resolver?

I want to display the list and order of domains used by the resolved on OS X 10.10. I know that they are taken via DHCP and you can overwrite them using network configuration tool but connecting to ...
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907 views

Authentication Server could not be contacted

Our OS X Server machine has had no issue at all with being in the Windows AD domain right up until we updated it to OS X 10.10. Now it behaves bizarrely, refuses to connect to our Exchange mail ...
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250 views

DNS/Routing issue when connected via Wi-Fi and USB Modem at the same time

Before I updated to Yosemite, I used to connect to the internet via Wi-Fi and a USB Modem at the same time. I'd set my Wi-Fi connection to have priority over the USB Modem (using the Network ...
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302 views

iOs Simulator ignoring Hosts file

I'm actually working on a website development and I configured all the needed hostname on my /etc/hosts files. Actually in our office we use an internal DNS for the QA servers and we override ...
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263 views

Why is my iMac the only device that has network problems?

I was trying to solve my internet/DNS problems on my iMac but nothing does make sense to me and I need some help on this ^^ Since I moved to another place and now have another ISP, I started ...
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479 views

Use “options ndots:2” in global DNS resolver

Until yesterday, I regularly ssh'd into my servers that have names like "server.prod.example.com" as "server.prod" and it worked fine. (Actually, this required getting mDNSResponder to start with the ...
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1answer
331 views

Troubleshooting DNS

I'm having a weird problem where the system-wide DNS resolution doesn't work, but I don't know how I could fix that, or even find a log (coming from Linux). I manually configured 8.8.8.8, 8.8.4.4 as ...
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1answer
282 views

How to change computer name so terminal displays it in mac os x maverick?

I have a Mac Server 3.1.2, w/ system 10.9.4 that is not being used as DNS Server. Windows Server 2012 is DNS & DHCP server. On the Mac, Terminal cannot ping hostname of mac, however, it does ...
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1answer
103 views

Mavericks frequently doesn't resolve any hosts after router switch; pings fine

After a switch to a new router, I frequently experience that all sites fail to resolve under Mavericks 10.9.4 on MBA mid-2011, both with Safari, Chrome and pinging google.com. It lasts for variable ...
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243 views

OS X, connection drop downs, socket closed prematurely, mDNS

I have big problem with my OS X Mavericks Wi-Fi connection. I have tried calling my ISP (now we have stronger AP antenna), NVRAM reset, OS X reinstall, run own DNS local with dnsmasq, manually set IP ...
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942 views

What does it mean when I get a server failure when connecting to a router with DNS protocol

I'm currently attempting to debug a Super Duper startup problem where it takes between 10-15 seconds to start up on my machine when wireless/internet is turned on. I have communicated with Dave from ...
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139 views

What methods exist to give an iPhone an external hostname, on wifi or cellular data?

I want to give my iPhone (iOS7) a hostname, which will automatically resolve from anywhere as long as the phone is online. My iPhone can be jailbroken as part of the solution; that's not preventative. ...
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1answer
77 views

mid-2011 MBA: sluggish wifi on WPA/WPA2 networks

Machine specs: Mid-2011 MacBook Air with a 1.8 GHz Intel Core i7 processor, and 4 GB DDR ram, Intel HD Graphics 3000 384 MB, OS 10.9.2 (Mavericks). Wifi connection is sluggish with multiple ISPs on ...
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1k views

MacBook Pro 10.9.1 loading web pages very slow over 116Mbps Airport Extreme 802.11ac

This is driving me crazy. I have a MacBook Pro running OS X 10.9.1 connecting to the internet via an Airport Extreme 802.11ac. Speedtest shows I am pulling 116Mbps. A week ago or so I installed ...
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1k views

OSX Open Directory Network Users Problem and Kerberos

I've got a Mavericks Server mostly working, but I still get some funkiness. Main problem is that I've been having a great deal of trouble getting network user accounts with home directories on the ...
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288 views

My internet in my MBP gets really slow or stops when I connect to my router

My internet gets really low (0.8 - 0.2 kb/s) or really just drop to 0, it started 3 months ago. I use "Automatic" and another using Googles Public DNS for my location. I am using wifi on my MBP to ...
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126 views

Something keeps directing sub domains back to my own local host 127.0.0.1

I run mamp pro locally for web development and for each site I have internal maps for: domain.com = remote dev.domain.com = remote domain.dev = local I expect domain.dev is handled by mamp on my ...
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1k views

Mac equivalent of /etc/nsswitch.conf for PHP chroot

I've setup a chroot for my PHP server running behind nginx on mac. It works except for any call to a CURL request fails with an error like cURL resource: Resource id #43; cURL error: Couldn't resolve ...
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580 views

Another DNS name resolution trouble!

The problem I have OS X Mountain Lion, latest updates installed. Randomly after boot, I have no network connectivity from a user perspective. Web browsers are unable to display pages, no mail to ...
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153 views

Browser (Safari, Chrome, Firefox) routes to incorrect server for domain

I purchased a new domain for my website at Hover.com. I pointed the name servers to my host provider. Everything works smoothly when I access the site on my iPhone, iPad, on my roommate's laptop, or ...