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

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0
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1answer
41 views

Problem - 'DNS address could not be found'

I've been trying to access the Myspace website and am receiving this message - 'www.myspace.com’s server DNS address could not be found' I've tried using Chrome and Safari and keep getting the same ...
1
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0answers
21 views

DNS resolution got extremly slow after issuing ipconfig commands

I wanted to inspect DHCP messages. To produce them I issued these 2 commands: sudo ipconfig set en0 BOOTP sudo ipconfig set en0 DHCP After that, I am having severe DNS resolution difficulties. It ...
0
votes
1answer
24 views

Difference between dig @www.google.com ns . and dig www.google.com ns

I have a mac and am using terminal to try out the dig command. I was trying to use the dig command from a tutorial, which stated that if I use the syntax given below dig @www.google.com ns . I ...
0
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1answer
2k 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 ...
1
vote
1answer
53 views

DNS Flush Issue

Not sure if this is the right forum to ask this question. The computer in question is a Mac Book Pro (10.9.5, aka Mavericks). There is a site that in Chrome that repeatedly comes up with its "Aw, ...
22
votes
6answers
28k 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 ...
2
votes
2answers
2k 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" (...
3
votes
0answers
88 views

OS X doesn't query local DNS names properly

None of our OS X client machines in our workplace query local DNS names of our servers properly after connecting to VPN. For other client machines – including Linux and Windows – it works properly. ...
3
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0answers
85 views

Command line DNS utils work, Chrome & Safari fail to resolve hostnames on El Capitan. Why?

I'm using Docker Compose to host a small dev environment, which includes a DNS container. I've added the docker-machine's IP as the first DNS server in my wifi settings (there are no wired ...
2
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0answers
52 views

Wi-Fi Connection but no Internet (checked DNS, Checked Router, Clean OS install)

I can connect to a Wi-Fi Network with my MacBook Air (Yosemite 10.10.5) but do not get Internet. Other MacBooks and Windows laptops I connected to the same Router via Wi-Fi receive Internet. With an ...
2
votes
0answers
37 views

How can I install bind-utils on El Capitan

I would like to use DNSSEC tools (like dnssec-keygen, dnssec-signzone, ...) on my Mac without running or installing the BIND9 service. Unfortunately for me Homebrew seems only to have the BIND9 ...
1
vote
1answer
30 views

loookup server IPs the website runs on with nslookup error - Got recursion not available from 192.168.1.1, trying next server

I would like to lookup servers cnn runs on for educational purposes. I issued nslookup www.cnn.com command in terminal and got an error: ;; Got recursion not available from 192.168.1.1, trying next ...
63
votes
14answers
115k views

DNS not resolving on Mac OS X

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

Terminal command to clear DNS cache doesn't seem to work

I do a lot of website work where I change nameservers for a domain, wait overnight for it to propagate on the host server, then go back to work on the site. Lately, what happens is that I can see the ...
1
vote
1answer
69 views

Is Ethernet sharing over WiFi from a Mac supposed to hand out 192.168.2.1 as the DNS server?

I have a MacBook Pro and I share its Ethernet connection to my iPhone and iPad as well as other wireless devices (enabling Internet Sharing in the Sharing preferences). However when I check on my ...
1
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4answers
4k views

DNS resolution broken in El Capitan with Thunderbolt Ethernet Adapter on Offline network

After upgrading to El Capitan how do I enable DNS resolution on an offline, internal computer network? Before upgrading to El Capitan I could connect to my internal network, set my DNS and search ...
3
votes
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 ...
0
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0answers
69 views

Mac unable to login network user after reboot - no route to host

A real strange one this. I have just setup a Mac that is bound to AD and joined to the wireless (authenticated at logon screen) I know this because I am able to ping the Mac when it is sitting at ...
1
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0answers
99 views

Custom nameservers, /etc/resolver/ and SRV records

I want to use a DNS server on my machine to resolve lookups for all names ending in .dev. I've created /etc/resolver/dev to do this, and checked that it works for A records: › dscacheutil -q host -a ...
0
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0answers
67 views

DNS resolution for a hostname in local network fails

From my OS X 10.11.4, I do: ping ubuntu-workstation ping: cannot resolve ubuntu-workstation: Unknown host However, if I do the same from a windows laptop, the call is successfully resolved. The ...
5
votes
4answers
29k views

Can't access specific websites with Macbook Air (10.7.5 Lion)

This has really baffled me: While my internet connection works, I can't access specific websites with Safari (or any other browser for that matter). I don't get a 404 page; Just an error message that ...
0
votes
0answers
28 views

Network Interface Missing in Bind Order (Set Service Order dialog)

I have a VPN connection to my office set up and configured. The VPN connection works absolutely fine. It also shows in my Network Preferences pane. But it is low in the DNS bind order (and so I ...
0
votes
0answers
40 views

Airport Express DNS problem

In my living room I have a wireless router, the “main” router. One of its ethernet port is connected to a powerline (TL-PA4010KIT). In my bedroom I’ve another powerline connected to an AirPort Express ...
17
votes
6answers
27k 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 ...
0
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0answers
29 views

Specific DNS search domain queries sent to different server

I'm running OSX 10.9.5. I plan on upgrading at some point, so please let me know if that will impact an answer. I have some work-specific hosts that I need to resolve (dev1.internal.example.com, dev2,...
1
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1answer
37 views

Verify DNSSEC being used by Safari when visiting a web site

Is there some way to verify that DNSSEC was used by Safari when visiting a web site? I'm most interested in Safari for Mac OS X. But if there is a way in iOS, that would be important as well.
1
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2answers
108 views

OS X Server DNS, on local network redirect external IP to internal IP

I want it to be so that, when I attempt to visit my server at 94.xx.xx.xx, it will automatically redirect me to the internal address 192.xx.xx.xx, when doing so from the local network. Can this be ...
3
votes
4answers
14k 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 ...
0
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0answers
23 views

Iphone is slow in picking up the local DNS server on WiFi infrastructure

I have a setup a Wireless infrastructure with local DNS server (DNSmasq) running on a server (Static IP: 192.168.19.2) on the infra. The local DNS server resolves lot of public domains to a local IP ...
3
votes
2answers
795 views

iPad and iPod virus?

Every now and then my iPad or iPod touch will redirect my to a particular site in Safari. Could this be malware of sorts that has crept on to my iMac and then my iOS devices? I don't think it's a ...
1
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0answers
156 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 ...
1
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2answers
5k views

How do I get rid of browser redirect malware?

I am using Mac OS X Leopard on a MacBook Pro. I must have been very careless at some point, since I managed to let some malware install in it. While browsing I get randomly redirected to different ...
2
votes
0answers
47 views

Not able to resolve my domain name intermittently on iOS

I am experiencing a strange behavior w.r.t DNS resolution when connected to certain WiFi networks. (only on iOS devices) Issue is: Safari is able to resolve my domain name correctly but sometimes for ...
1
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0answers
75 views

Repeat DNS flushing required on El Capitan

I have a mid-2011 Mac Air running OS 10.11.3 and I repeatedly have to run a DNS flush to resolve issues connecting to the internet. This seems to be a recent problem and I don't know what has caused ...
2
votes
1answer
214 views

Using Server 5.0.15 to share internet WITHOUT internet sharing

I am running a mid 2010 MacMini as a server. OS X 10.11.3 and Server 5.0.15. I am connecting to the internet on the built in Ethernet (Ethernet) and have a USB to GigaBit Ethernet adapter (Ethernet 2) ...
2
votes
1answer
63 views

How to specify DNS server with USB hotspot?

A combination of two problems: (1) Either my Mac or my iPhone has a Wi-Fi problem; and (2) the cell provider's DNS servers have issues. Because of the second problem, I explicitly specify other ...
2
votes
0answers
299 views

Does Apple's iOS have a backup DNS server configuration?

Yesterday I experienced something interesting while setting up a Wi-Fi access point. The access point was connected to the Internet via a local modem (gateway), which had no DNS server address ...
1
vote
2answers
368 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 ...
1
vote
3answers
1k views

Cannot use ssh/ping domain name after connecting to openvpn

I've got two macs, both on the same network, both using Tunnelblick to connect to vpn. Both with same settings. Both connect fine and both have the same settings for DNS and search domain applied ...
1
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0answers
39 views

DNS fails over time. Reconnecting to wifi solves it momentarily

The DNS lookup fails after some time of being connected. I can get it back working if i reconnect to my wifi. However it seems to happen more frequently. I enabled debugging in the mDNS responder to ...
0
votes
0answers
360 views

How to access/print the DNS/mDNS cache in OSX El Capitan?

I am trying to get a visual of the DNS cache (IMHO this should be extremely easy but somehow I cannot get it in El Capitan). I have tried things like: dscacheutil -cachedump which some reason returns (...
0
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0answers
216 views

El Capitan openconnect DNS issue

I (more or less) followed this gist to setup openconnect on my OS X (10.11.3) and the connection is working just fine by IP addresses, but not with DNS resolving. (The nslookup command is working ...
1
vote
1answer
119 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 ...
1
vote
2answers
146 views

How can I get DNS resolution on-line and offline for virtual machine and local app using dnsmasq or similar

I have read all the answers I can find about setting up dnsmasq as a local DNS server for development. But I can't make it work for my case. Most out there want 127.0.0.1 to be resolved for names in ...
5
votes
2answers
1k 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 ...
7
votes
3answers
67k views

How can I change the cellular DNS server on iOS?

Is there a way to set a global DNS server that will be used for all connections (both Wi-Fi + cellular data)? If there isn't a uniform manner to specify DNS, can I just change the DNS used by the ...
1
vote
1answer
808 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: ...
2
votes
2answers
3k views

Deleted com.apple.mDNSResponder.plist in Mavericks, how to get it back?

I already had trouble with DNS not resolving for all apps except Chrome, in my troubleshooting I for some reason deleted com.apple.mDNSResponder.plist Deleting this file did not help in any way.. ...
1
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0answers
125 views

Getting high ping when MacBook Air is connected to Wi-Fi

I have a 13" MacBook Air with Yosemite 10.10.2 installed: As soon as I connect it to my WiFi, I get a very high ping (1600 ms) on both my machines: Windows 7 PC and my MacBook. As a result browsing ...
0
votes
3answers
75 views

OS X 10.6.8 direct IP translation and DNS issues

This is the situation: I have a web server on my LAN that serves up beta versions of my documentation for my free software. This web server, via my router, responds to an external IP address. ...