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

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1answer
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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 ...
5
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4answers
5k views

List DNS servers in Mavericks

How to check which DNS server was used to resolve particular hostname within VPN network? I am using company-provided proprietary VPN client and want to see DNS server's IP address, but ...
2
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2answers
334 views

On OS X is it possible to override DHCP assigned DNS servers but still keeping them for fallback?

By default I would like to use the google public DNS servers and to fallback to intranet ones when these are failing. Is this possible? ... I am looking for a setup that would not break when I move ...
2
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1answer
1k views

Why will my Mac only load Google and Facebook?

I'm running into this really strange problem on my 2013 iMac at home (running Mavericks): the internet will work for a while, then at some point it will stop being able to load any websites except for ...
1
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1answer
48 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? ...
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1answer
142 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 ...
2
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2answers
952 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
22 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 ...
0
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1answer
30 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
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1answer
35 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 ...
0
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1answer
53 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 ...
1
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1answer
844 views

Using dnsmasq when not connected to the Internet

I'm routing dns requests through dnsmasq so that domains I'm using for local development point to 127.0.0.1. This works great when I'm connected to the Internet via Wi-Fi or ethernet, but I start to ...
1
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1answer
98 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 ...
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5answers
8k views

Discoveryd Alternative to Replace mDNSResponder Argument?

This is a direct follow-on to this question. Before Yosemite, I'd add the "-AlwaysAppendSearchDomains" argument to the mDNSResponder plist file so that all local resolver lookups added the search ...
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2answers
1k views

Airport Extreme Name Resolution

I have a little issue with my airport extreme. I'm using the device in my corporate network which has two DNS server for resolving intern and external names. When I do an nslookup "public adresse" ...
0
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1answer
44 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, ...
0
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1answer
179 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 ...
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1answer
1k views

Odd (potentially DNS) network problems on my Macbook Pro (VPN / Network Connect related)

I was reluctant to ask a new question as there appears to be a million dns related questions on here and elsewhere already, but, I think mine might be a bit different. An example, right now I am ...
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3answers
95 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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0answers
43 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 ...
0
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1answer
14 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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0answers
49 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 ...
5
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1answer
966 views

Lion Server DHCP randomly loses settings and reverts to defaults

I’ve been trying to set up Lion Server on a Mac Pro with it acting as the router/gateway/firewall/DNS/NAT and DHCP. I’ve been trying to setup an internal-only network named mycompany.something. After ...
6
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1answer
6k views

Yosemite Cannot Resolve Domain Names

So I know Apple removed mDNSResponder in Yosemite, but it appears that a bunch of apps are still trying to interact with it and failing Oct 20 10:57:00 Nicks-MacBook-Pro.local configd[25]: ...
0
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1answer
37 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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11answers
61k views

DNS not resolving on Mac OS

Some of my coworkers are having troubles on their Macs - DNS resolution does not work under Mac OS. They're running Snow Leopard 10.6.8. They can use DNS in a Windows 7 virtual machine (VMware Fusion ...
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0answers
142 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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0answers
95 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 ...
3
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1answer
2k views

Alternative to AlwaysAppendSearchDomains on Yosemite? [duplicate]

Since Lion, I have used the AlwaysAppendSearchDomains trick on mDNSresponder to resolve names with dots in search domains. In yosemite this doesn't work any more. In fact, mDNSresponder doesn't seem ...
0
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3answers
2k views

Where could I get my networks domain name?

I am trying to determine domain name of my network. I tried some programming methods, commands but i could not get domain name of my network.I got ip address using cat /etc/resolv.conf I was doing ...
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79 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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0answers
234 views

Seeing discoveryd error: Basic DNSResolver Return Code is 9 and we are treating it as an error!

Seeing this repeated pretty frequently in the Console logs for on my Macbook Pro running 10.10: 10/24/14 9:59:04.175 AM discoveryd[57]: Basic DNSResolver Return Code is 9 and we are treating it as ...
14
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5answers
14k views

DNS lookups fail with e.g. `ping`, but work with `host`

I'm using pfSense 2.0rc3, and I've set it up as a DNS forwarder and enabled "Register DHCP leases in DNS forwarder" and what I understand are all the appropriate settings to get DNS server for local ...
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0answers
55 views

Does the Airport Extreme support wireless roaming and guest network?

I'm looking to purchase two Apple Airport Extreme base station units to use as wireless access points only. They will be connected via Ethernet to my network closet. Internet gateway is handled by my ...
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0answers
64 views

Changing /etc/hosts not getting affected

I have added the following line in my /etc/hosts: 127.0.0.1   myapp.corp.com so my full /etc/hosts looks like: 127.0.0.1 localhost 127.0.0.1   myapp.corp.com 255.255.255.255 broadcasthost ::1 ...
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0answers
154 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 ...
0
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1answer
205 views

How to add a wildcard host entry to Mac OS X Server's DNS

I have set up a Mavericks Mac OS X Server machine for my lab, and I am using the DNS service for my own domain. Without getting into too many complicated details, I need to populate this local DNS ...
0
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1answer
144 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 ...
0
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1answer
34 views

Configure to Select DNS based on Domain

At my office, I have a hardware VPN with a split tunnel that routes all my traffic either to the public internet or to the other office, depending on IP address. However, to resolve the intranet ...
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0answers
16 views

Which DNS server is actually being used? [duplicate]

How can I find out which DNS server is actually being used for domain name queries? I am trying to find out whether DNS queries go through my organization's VPN. I need to know this to have an idea ...
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0answers
47 views

Back to Mac service when using Unlocator DNS

I have a Mac Mini at home that I would like to connect to using the "Back to my Mac" service. Normally it works just fine. But if I update my Apple Airport Extreme with DNS from unlocator.com (or ...
14
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3answers
11k views

How can I get OSX Mavericks to notice a DNS change in `/etc/hosts`?

A common way to "block" a website (eg, to eliminate it as a distraction) is to edit /etc/hosts and point the domain to the loopback address. Eg: # Stop goofing off 127.0.0.1 youtube.com On ...
0
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1answer
162 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
82 views

Getting home.dev to resolve to 127.0.0.1

In my hosts file I have: ## # Host Database # # localhost is used to configure the loopback interface # when the system is booting. Do not change this entry. ## 127.0.0.1 localhost 255.255.255.255 ...
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1answer
2k views

2011 MacBook (10.6.8) connects to AirPort but intermittently won't connect to webpages

I have never experienced this problem before. I know that the problem is not the internet, because the internet works fine on all my other devices, both Windows and Mac. I brought my MacBook in to the ...
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0answers
120 views

Customized default user profiles randomly not loading

I manage Macs in public computer labs and classrooms at a university. My general set up is as follows: Clients are running 10.8.5, OD Masters are running 10.7.5. Open Directory Master to manage ...
12
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4answers
10k views

How can I quickly change DNS server

I often like to use a non-network specific DNS server (like Google's public DNS 8.8.8.8). However, many public wi-fi locations won't load their "terms of service, click here" page during the ...
0
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1answer
173 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 ...
0
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1answer
461 views

DNS resolves servers external IP instead of internal IP

I'd like to access a web server from both inside and outside my home network. I then have my firewall (pfSense) named as example.com. From within my network, I can access every machine by it's fully ...
4
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3answers
496 views

/etc/hosts gets over written

What is the correct way of editing /etc/hosts? I want to add some IP addresses and host names to it. It works for a while (a few hours) and then it gets reverted back to the original version. Is there ...