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

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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 ...
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3answers
54 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. ...
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1answer
39 views

Blocking an IP address

I need to block a particular website on my Mac (OSX 10.11.1, El Capitan). I have already made the changes to /etc/hosts but the website is still not blocked when testing from Chrome. I think this has ...
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0answers
42 views

Ridiculous amount of reverse DNS lookup request - *.in-addr.arpa

I'm using OpenDNS as an external DNS server. Recently I've logged in to check dashboard. I've discovered that I'm sending a ridiculous amount of DNS requests to *.in-addr.arpa - reverse DNS lookups ...
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0answers
20 views

Internet fading in and out OS X?

I have recently been experiencing a new problem with internet reliability on OS X. We have two OS X El Capitan desktops. My mom's mac is in the office and receives an ethernet connection and that ...
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0answers
25 views

IOS : Set DNS for data cellular [duplicate]

I was wondering can we then change the DNS default value (would like to use OpenDNS) maybe we can use the MMSC settings? We can change the carrier data cellular settings straight on the iPhone ...
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0answers
44 views

Problem with IPsec on Mac OS X 10.11

We have configured IKEv2 VPN for mobile clients on pfSense. Server is configured for pushing DNS setting to clients, but after connecting my MBP it can't resolve local hostnames (FQDN and shortnames ...
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0answers
47 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 ...
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1answer
73 views

How can I force default DNS query to work in TCP mode?

In China, the so-called GFW often contaminates DNS results like $ dig @8.8.8.8 archive.org ;; QUESTION SECTION: ;archive.org. IN A ;; ANSWER SECTION: archive.org. 2662 IN A ...
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0answers
22 views

Macbook Pro 10.10.5 Can Only Connect to Large Sites like Google, StackExchange, Wikipedia

This strange connection issue has been very stubborn. In short, after every reboot I can access the entire internet for a short period of time. After a time (say 30 minutes) all but major websites ...
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2answers
74 views

OS X Server Caching / DNS Question

our network has 3 primary public IPs (datacenter, user set a, user set b). I would like to set up the Caching server, and am just trying to understand the breakdown of the DNS entry. In the data ...
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3answers
148 views

How can I force Google SafeSearch on my kids' Mac?

I'm pretty sure there's a way to force enable Google Safe Search by editing a hosts file on my kids' Mac. Can someone tell me how? I'm guessing I need to sudo nano /etc/hosts According to How to: ...
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49 views

macbook not working with home wifi

My home wifi works with everything but the macbook(2015 early, osx el capitan). My mac works with other wifi networks but not my home wifi. It's an arris tg862 router. Heres what happens: I open up ...
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0answers
27 views

How to block a specific hostname when shadowsocks is activated?

Modifying the hosts file is the simplest way to prevent my computer to visit a specific hostname. When I start using shadowsocks' global mode, however, the method of modifying hosts doesn't work any ...
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1answer
44 views

Flaky DNS/connection issues when using Wi-Fi in Japan. Fifty-percent of page/images load if lucky

I'm living in Japan (if that's relevant) and often to go net- manga-cafés (or Starbucks) for my internet fix (too expensive to get it at home, ATM). After connecting to a Wi-Fi network, however, I'm ...
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1answer
45 views

MBP - have to re-enable Wi-Fi every 30 mins

I have a MacBook Pro running on El Capitan (but the issue was already present before the upgrade, so it's not related). I have the Mac since a bit less than a year. It is still running perfectly but ...
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1answer
42 views

How to bind hostname with ip?

There are 2 VMs running on VMWare on a remote server. For instance: devops-01 and devops-02. Both of them have SSH access enabled. To access to the first one I do: ssh dev@devops-01. For the other ...
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0answers
59 views

How can I get OS X's Dynamic DNS client to register a local IP address?

Background: I'm essentially re-creating Back To My Mac. I have a VPN set-up on my VPS, handing out addresses in the 10.x.y.0/24 range, with BIND running and accessible at 10.x.y.1. There's a zone ...
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0answers
111 views

Domain Name Resolution (DNS) stops working randomly

While browsing and using the web, DNS stops working. Open web-chats like Google Hangouts keep working, but opening new websites, Skype, and others are stuck to "Resolving host name". This happens ...
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0answers
68 views

Device name on router is different than OS X hostname

There are tons of questions about changing a Mac hostname, and while I went through most of them, I could never find this nuanced answer: Why do routers always seems to receive the first hostname ...
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3answers
2k views

DNS resolution broken in El Capital 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 ...
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56 views

VPN connects, IP won't change : traffic issue

I spent too much time on this, so I'm asking you guys if you can figure it out. I can connect to my VPN, but my IP won't change (I can access the internet) and since P2P isn't working I guess the ...
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0answers
158 views

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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0answers
46 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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275 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
128 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
71 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
199 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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0answers
32 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
405 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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40 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
222 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
102 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 ...
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92 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
495 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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88 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
175 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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0answers
57 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 ...
0
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1answer
285 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? ...
8
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2answers
5k 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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0answers
41 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 ...
2
votes
1answer
557 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 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 DNS ...
0
votes
1answer
37 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
74 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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33 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 ...
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53 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
436 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 ...
0
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1answer
219 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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0answers
56 views

How do I change the hostname resolution sequence in OSX?

I am a new Mac user with lots of Linux/UNIX experience. My MACBook gets its IP using DHCP. The OSX version involved in my question is 10.10.3. I am having a bit of a problem figuring out how to do ...
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1answer
62 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 ...