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

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1answer
38 views

Only HTTPS websites working otherwise I receive ERR_CONNECTION_REFUSED [duplicate]

I am facing annoying problem of only HTTPS websites working on my Mac (in all browsers). I can only visit Google, YouTube, Facebook, Yahoo etc. So far, I tried following: Websites shows error of: ...
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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 ...
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1answer
44 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 ...
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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 ...
1
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1answer
54 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, ...
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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. ...
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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 ...
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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 ...
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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 ...
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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 ...
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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 ...
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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 ...
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0answers
70 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 ...
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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 ...
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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 ...
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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,...
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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.
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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 ...
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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 ...
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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 ...
2
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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 ...
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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
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1answer
64 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
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1answer
217 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) ...
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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 ...
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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 ...
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0answers
364 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 (...
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2answers
147 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 ...
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0answers
126 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 ...
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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. ...
1
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1answer
172 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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64 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
29 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
26 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
104 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
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 ...
4
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1answer
141 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
42 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 ...
1
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2answers
247 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
430 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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0answers
64 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 ...
0
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1answer
63 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 ...
1
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1answer
53 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 ...
0
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1answer
73 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 one:...
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0answers
112 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
165 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
116 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 ...
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 ...
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0answers
86 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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229 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 ...