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

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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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25 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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11 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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1answer
20 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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12 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 ...
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1answer
59 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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46 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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10 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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30 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
30 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 ...
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33 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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51 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
67 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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67 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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45 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 ...
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14 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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83 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 ...
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37 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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1answer
62 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
60 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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1answer
151 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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47 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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28 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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170 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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119 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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57 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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1answer
91 views

Mac OS X Mavericks DNS name lookup order change?

I noticed Mavericks prefers the DNS server to /etc/hosts (scutil --dns). There used to be a good 'ol "order hosts,bind". Is there anything equivalent for Mavericks so my hosts file is consulted before ...
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74 views

How do I really (dig) flush the DNS cache on OS X 10.9?

I'm on OS X 10.9, according to support.apple.com I can flush the cache with sudo killall -HUP mDNSResponder Unfortunately this does not really refresh my DNS cache at all, also not like this: ...
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14 views

Mac OS X Panther Server DNS settings

How do I change change the DNS time to live, TTL, settings using Mac OS X Panther Server?
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1answer
79 views

How to set custom DNS settings?

I'm trying to set my Macbook Pro to use Google's public DNS, but when I go to the DNS settings (System Preferences > Network > DNS) it will enter the new IP address but then immediately reverts it to ...
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1answer
160 views

iOS network connectivity on a local, isolated network with no DNS server

I have a problem with configuring my iPad to work on a local, isolated Wi-Fi network that does not have a DNS server on it. The problem is in how to convince the iPad that it is actually connected to ...
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1answer
132 views

Loopback in Yosemite not working

I'm on Yosemite (10.10.2). Since upgrading I got some DNS issues, it seems my loopback isn't working any more. When I'm talking to my app locally via http://localhost:port, localhost in some cases ...
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113 views

Multiple .local hostname on one computer

Is possible setup multiple .local hostname on one physical computer? Background: home network (behind the DSL/NAT router) (192.168.1.*) have a mac-mini, called as "tango.local". (set in the ...
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123 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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150 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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34 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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1answer
140 views

How to make OS X Server 3 accessible from the internet?

I am trying to setup an OS X server so that I can see it from outside of my internal network. I have OS X Mavericks with the Server app installed as a VM for testing purposes right now. It has access ...
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1answer
181 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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1answer
116 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 ...
3
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2answers
274 views

Adding “local” to the DNS Search Domains has no effect

I have a Mac Mini (Yosemite) on my local network and it's not running a DNS server at all. When I want to access it over SSH from a Terminal on my Macbook Air (Yosemite), I can type: $ ssh ...
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1answer
58 views

Apple Developer DNS Broken

I'm trying to create a developer account at developer.apple.com, but every time I click "Register", it says the server at developercms.apple.com couldn't be found. Is this happening to anyone else? ...
2
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1answer
62 views

Is /etc/resolv.conf changed every time my DHCP lease changes?

I'd like to fire an event via launchd whenever my DHCP lease changes the IP on my WiFi interface. My question is similar to what's being asked in this question, which makes me thing I can watch ...
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1answer
93 views

Unable to ping hostname.local

As seen below the given hostname is not pingable presently. 19:42:43/lib $hostname mellyrn.local 19:42:55/lib $ping mellyrn.local ping: cannot resolve mellyrn.local: Unknown host Note that the ...
2
votes
1answer
75 views

Manually clear dns cache on mavericks

My DNS cache is broken for a few websites (most notably codeship.com) so I need to clear it. As instructed on numerous websites I've run dscacheutil -flushcache; sudo killall -HUP mDNSResponder in ...
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2answers
2k views

DNS doesn't work properly in OS X Yosemite

There is a problem with resolving DNS in my OS X Yosemite. Safari doesn't load web sites, ping says "unknown host" to google.com. DNS servers set to 8.8.8.8 and 8.8.4.4. dig google.com Gets ...
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2answers
9k views

OS X 10.10.1 /etc/hosts & /private/etc/hosts file is being ignored and not resolving

Like the title says, running os x 10.10.1. if i have an entry in my hosts file and do a dig or nslookup it still shows a different IP than what is in my hosts file even after trying to flush various ...
2
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1answer
915 views

Cannot reach a .local domain without setting an option with discoveryutil

I have a .local website at: mysite.myname.local If I try to http mysite.myname.local in a browser, nothing happens. If I 'ping mysite.myname.local', it reports 'ping: cannot resolve ...
0
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1answer
219 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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1answer
138 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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1answer
556 views

Yosemite 10.10.1 - ssh - no connection (time-out) and strange redirect

I hope I can get some help with a rather strange problem on my late 2013 MacBookPro running Yosemite 10.10.1 Up until 3 days ago, I could ssh into my server without any problems. I then updated to ...