Questions tagged [resolve]

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WGET can't resolve host

I've got 2 machines on the same sub-net running Debian 5.0. They use the same DNS (/etc/resolv.conf), they route to the same gateway (#route) and they have the same iptables settings (#iptables -L). ...
user avatar
12 votes
18 answers
284k views

Remote Desktop Connection Screen is totally black but server is working perfectly

Server is working perfectly but when I do RDC screen is only black. This happened before and I fixed it by powering off the server via KVM/IP, but I don't want do that again. How can I fix this issue. ...
Furkan Gözükara's user avatar
6 votes
1 answer
19k views

What DNS server should I use to receive AWS internal addresses for my nginx resolver?

I'm using an AWS Elasticache server example.foo.euw1.cache.amazonaws.com which I want nginx to be able to use in a location directive (this is just a simplistic example): location /cached { set $...
jaygooby's user avatar
  • 324
5 votes
2 answers
2k views

Understanding the DNS domain lookup mechanism

The specific query that led me to try and unpick this process was: Will a DNS lookup for a subdomain, such as assets.example.com, be faster if the parent domain, example.com, has already been ...
cantlin's user avatar
  • 153
4 votes
1 answer
644 views

DNS CNAME Resolution - which IP would be returned?

I saw this example of a CNAME record, but I don‘t know what IP would be returned and couldn‘t find an answer. I‘m looking for the IP of pc2.an.example.com and the mail server of an.example.com Zone ...
retrok's user avatar
  • 43
4 votes
2 answers
7k views

How to specify search domain name of nginx resolver for proxy_pass

Assuming my server is www.mydomain.com, on Nginx 1.0.6 I'm trying to proxy all request to http://www.mydomain.com/fetch to other hosts, the destination URL is specified as a GET parameter named "url"....
myjpa's user avatar
  • 43
3 votes
2 answers
9k views

NginX domain resolver

Having nginx installed and Apache on port 8080. The trouble is: I'm building site for production domain (let's say mysite.com) and have everything configured for that domain. I change my Windows hosts ...
Dmitry's user avatar
  • 169
3 votes
1 answer
5k views

Disable AAAA lookups in libcurl

We have a step during in of our large map reduce that does DNS resolutions. The application itself uses the c-ares library as well as libcurl. I notice that with each resolution, there is first an ...
Stephen Wood's user avatar
3 votes
1 answer
1k views

nslookup works but ping doesn't

I have a server running Debian etch. It runs qmail and sends mail. Mail server works correct but the strange thing is from server itself it can't resolve hostnames. I can use nslookup and dig ...
ubik's user avatar
  • 69
3 votes
3 answers
3k views

DNS - how does it resolve the name servers itself? [duplicate]

Domain name: abc.com Name Server: ns1.abc.com and ns2.abc.com I am running a DNS server and hosting the zone (abc.com) on-premise. When a client wants to resolve *.abc.com, it will query ns1.abc.com ...
Leon's user avatar
  • 41
2 votes
1 answer
843 views

8.8.8.8 Fails to resolve our subdomains randomly

We have a lot of users on our VoIP software. The softphone checks each user's domain every minute, users make calls, send messages, etc. the usual VoIP stuff. Each user usually makes DNS checks ...
11lll's user avatar
  • 41
2 votes
2 answers
7k views

Redirecting an entire domain to another in one CNAME record [duplicate]

Is there a way to redirect an entire domain to another domain through one CNAME record? For example [anyhost].domain1.com pointing to [anyhost].domain2.com where no matter what host name I enter in ...
Corey's user avatar
  • 31
2 votes
2 answers
182 views

Do foreign domains, like .ly take longer to resolve?

I have a .ly domain I want to get - but my concern is that initial resolution will take longer then a simple .com domain (e.g. when a customer views my site). Or is it just duplicated on domestic name ...
Jared's user avatar
  • 135
2 votes
1 answer
484 views

DNS and Web servers on a single machine (same IP)

I have a server with DNS and IIS7.5 installed. I also own a domain xyz.com (fictitious name, of course). How do I setup DNS to resolve to machine's IP for this domain provided DNS is installed on the ...
Alexander Christov's user avatar
2 votes
0 answers
450 views

split-horizon with systemd-resolved

I am on an Ubuntu box that uses systemd-resolved to resolve host names. I would like to configure it, systemd-resolved, to use a DNS server, different than the main ones, just for some particular ...
salva's user avatar
  • 254
2 votes
0 answers
2k views

What are the pros and cons of using PfSense DNS Forwarder or Resolver?

I am looking for a clean set of pros and cons for two mutually exclusive DNS configurations for pfsense router: Forwarder and Resolver. The configuration that I have in mind is a complex home-office ...
sorin's user avatar
  • 8,216
2 votes
1 answer
674 views

Cannot resolve a single A Record from client machine

I set up a simple Bind server on my VPS and it is working properly. The problem occurs with my local windows machines, which are connected to internet through the home router. I created an A-record ...
Alex's user avatar
  • 35
1 vote
1 answer
2k views

ssh "cannot resolve host" if host is an A entry, but works with CNAME

I have a very strange behavior (bug?) with my ssh client. When I try to use it with an A record, say ssh -vvvT github.com I get the following error: ssh -vvvT github.com OpenSSH_7.2p2 Ubuntu-4ubuntu2....
Danduk82's user avatar
  • 178
1 vote
2 answers
390 views

Ping don't resolve www.domain.gob.sv but it does resolve domain.gob.sv on server

I've been with this WEIRD problem on my server. I've been setup a DNS server (BIND) for two domains, but somehow in one of them do not resolve with www. I tried with CNAME an A record with no luck. (...
AndreX's user avatar
  • 113
1 vote
1 answer
916 views

8.8.8.8 returns NXDOMAIN randomly for all our subdomains

Our customers make quite a few domain checks towards Google public DNS with the following domains <userid>.sip.teltel.io, but they often fail. To others, like Cloudflare it is always successful. ...
11lll's user avatar
  • 41
1 vote
2 answers
5k views

rsync temporary failure in name resolution when tried to use rsyncd

I tried to use rsyncd to transfer projects from client to server (push operation). rsync (3.1.2) are installed and running on both client and server, with the server running rsyncd. The rsyncd.conf is ...
daiyue's user avatar
  • 111
1 vote
1 answer
269 views

I'm trying to setup custom nameservers but this does not make sense - At all

I have a VPS running WebHost Manager and my boss wants to run custom nameservers so the sites we then setup use 'ns1.ourbusiness.com' rather than something like 'ns1.xname.org'. Here's the steps I ...
user avatar
1 vote
1 answer
217 views

Subdomain hosted on AWS sometimes doesn't resolve towards 8.8.8.8

Recently we've been having sporadic trouble resolving our subdomain towards 8.8.8.8, so we created a second subdomain for testing, with which we are unable to replicate the issue. Original subdomain - ...
11lll's user avatar
  • 41
1 vote
1 answer
424 views

Why are there many domain names resolving to IP like 8.8.8.8 and many other? [closed]

I have been wondering why are there many domain names assigning public address that already owned by other (apart from shared hosting/ip), for example hundreds or thousands domain names assigned (or ...
everythingisnetwork's user avatar
1 vote
2 answers
1k views

Hosting server IP address doesn't match A record but still resolves, website loads ok?

Pretty confused by this, I have a website which is on a Fasthosts shared hosting package, the server IP is 213.171.xxx.x However when you do a DNS lookup the A record is a completely different IP ...
cosmicsafari's user avatar
1 vote
1 answer
4k views

Locally resolve a name in a DSN lookup (Host not found: 3(NXDOMAIN))

I have a Ubuntu 14.04 Server virtual machine in which I would like to resolve a symbolic name to an IP address locally (i.e., the machine itself should provide the mapping). The mapping is the ...
Vincenzo Pii's user avatar
1 vote
1 answer
2k views

Why application root "~" resolves to site root "/" in ASP.NET?

I have an ASP.NET Web Forms site developed under Visual Studio 2012. There is a master page with navigation bar and links to CSS tables. Bot are specified using the application root operator "~" <...
Mikhail's user avatar
  • 129
1 vote
0 answers
3k views

ping: example.org: No address associated with hostname

I am facing a problem I cannot explain: If I do ping example.org I am getting the result ping: example.org: No address associated with hostname dig returns an empty result: dig example.org ; <&...
SPQRInc's user avatar
  • 161
1 vote
1 answer
3k views

Can't login or doing any action when using proxy_pass with Nginx

In my previous question here nginx resolve (point) everything to different ip except specific file and subdirectory I asked about resolving my whitelabel website and it's pages to different ip but ...
lonerunner's user avatar
1 vote
2 answers
3k views

Different hostname to ip resolving results (nslookup)

Good day, everyone. Let's say I have a following setup: Windows 7 as host machine, DNS 192.168.0.100, 8.8.8.8, 8.8.4.4 Ubuntu 16.04 as guest machine on VirtualBox, DNS 192.168.0.100 (host?) ...
Groosha's user avatar
  • 113
1 vote
1 answer
248 views

Windows Server 2008R2 internal dns servers don't resolve https://account.live.com

I have 4 dns servers in my domain two of the dns servers can't resolve https://account.live.com.. When users enter their credentials on login.live.com it forwards them to https://account.live.com with ...
calvinb's user avatar
  • 11
0 votes
3 answers
10k views

nginx and php | can't resolve hostname and make connection with FQDN

I don't know what can cause this problem, nginx configs or php or anything else but : I can not make connection when host value for these php functions listed below is set to FQDN like http://www....
Timberland's user avatar
0 votes
2 answers
716 views

BIND9 DNS Problems - Not resolving

I host a BIND9 DNS server for my VirtualMin users to use. And It only resolves for 75% of the people. It has been WELL over 1 week now. Here is a sample. $ttl 38400 @ IN SOA axxim.net. root.axxim....
clone1018's user avatar
  • 103
0 votes
1 answer
247 views

Which service/process fills the default value of /etc/hosts?

I'm running a custom OS based on ubuntu 18.04. I've ran into a problem - when the machine gets installed it sometimes doesn't have the value "127.0.1.1 hostname" in /etc/hosts. So it can't ...
Malazzar's user avatar
0 votes
1 answer
1k views

How to configure BIND to forward DNS request to a specific IP address by the IP address of the site requesting

So Im trying to configure BIND to change the IP address of a response based on the requested domain's configured ip address. So a request comes into bind for domain.local and its ip address is 10.0.0....
Ryan Fisher's user avatar
0 votes
1 answer
1k views

IPTables cannot resolve dns [closed]

I'm running Debian 6 32Bit I finally just setup my iptables, but I cannot seem to connect to any external server from my box -A INPUT -i lo -j ACCEPT -A INPUT -p tcp -m tcp --dport 443 -j ACCEPT -A ...
Yusuf Ali's user avatar
0 votes
1 answer
2k views

Why won't outlook/exchange resolve this particular user

This email address is a domain email address: [email protected] I have no issues sending emails to any other [email protected]. I've narrowed the problem down to the resolving of the domain ...
George's user avatar
  • 155
0 votes
2 answers
4k views

I cannot telnet www.google.com 80 on my centos, why?

On my centos I have a problem. I cannot: [root@server]# telnet www.google.com 80 telnet: www.google.com: Name or service not known www.google.com: Unknown server error [root@server]# However I can ...
Phil's user avatar
  • 265
0 votes
4 answers
503 views

DNS resolution over DHCP

I have a m0n0wall router a VMWare workstation running ubuntu a windows 7 workstation running the VM The ubuntu hostname is "renraku" From the windows machine I can't resolve dns automatically for ...
Eric's user avatar
  • 341
0 votes
1 answer
2k views

What would initiate MariaDB to start to resolve IP addresses?

In my Windows Logs > Application I see these Warnings IP address 'xxx.xxx.xxx.xxx' could not be resolved: No such host is known. The IP is unknown to me. These Warnings get logged as: Log Name: ...
MeSo2's user avatar
  • 274
0 votes
1 answer
117 views

Is compiling/testing/using a systemd-resolved not aligned with the version of the rest of systemd present on the system supported?

Is it possible to compile only systemd-resolved from the large systemd sources (without all the rest of systemd) to attempt identify a fix to backport? Can a new systemd-resolved coexist with the rest ...
callegar's user avatar
  • 123
0 votes
3 answers
2k views

My google cloud instance is no longer able to resolve external hostnames

Yesterday I had to revert to a recent snapshot of my vm. This vm was working flawlessly at the time I took it. But now I can no longer resolve any url from this host. All git pull commands, all curl ...
ChrisF's user avatar
  • 3
0 votes
1 answer
418 views

nginx resolve (point) everything to different ip except specific file and subdirectory

So i have posted similar question on stackoverflow but i think this is more appropriate section for this. What i have now is one travel blog and on that blog i have whitelabel for tickets/booking. ...
lonerunner's user avatar
0 votes
2 answers
3k views

Resolve DNS command returns different IP addresses

I have a failover cluster with two nodes. Both machines are ESXi VM with two network adapters: first one public and the second one is private. When I trying to resolve DNS name for any of node I ...
user1980915's user avatar
0 votes
2 answers
1k views

DNS registrar - Not all the people in china can reach my site

I have some websites on the cloud (Rackspace for that matter), and I manage their DNS using Route53 (the domain is registered on GoDaddy if it matters). The thing is that those websites are targeted ...
Beigale's user avatar
0 votes
1 answer
805 views

domain name isn't added to hostname

We have a computer running ubuntu with name nameA. The DNS server runs on ubuntu as well, while all other computers are windows 7. If I ping the computer from another ubuntu, all fine, the name is ...
quimnuss's user avatar
  • 155
0 votes
1 answer
1k views

bind9 not resolving specific domains [closed]

Right. So I have set up this bind9 server to act as a local DNS server. Everything worked okay up until recently it refuses to resolve domain names like http://www.google.com.au/ http://www.wikipedia....
Schteeb's user avatar
0 votes
1 answer
3k views

Using hostname rather than IP address in /etc/rsyncd.conf not working

From what I understand from the rsync docs, I should be able to use a hostname with hosts allow. However, it does not work. This works: pid file = /var/run/rsyncd.pid syslog facility = rsync.log ...
Tim Duncklee's user avatar
0 votes
1 answer
216 views

DNS - How to make existing domain to no longer resolve & maintain functional MX record [duplicate]

I would like an existing domain to no longer resolve (terrible historical SEO? work, content will move to another domain) And at the same time only maintain that domains historical email address for a ...
Phleix's user avatar
  • 11
0 votes
1 answer
905 views

fake outgoing connection to another ip ?? is that possible [closed]

simply i have a script which is crypted and compiled , when run to check for a file if exist or not on a remote server which ip is 1.x.x.x problem the server 1.x.x.x is not any more working so iam ...
M.Hossam's user avatar