Questions tagged [domain-name-system]

The Domain Name System, usually referred to by the acronym DNS, is a hierarchical, distributed database where the keys are domain names. Questions involving publicly accessible domains should include the real, Fully Qualified Domain Name (FQDN)

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DC doesn't answer DNS queries from its address. It does answer from loopback

Both of our domain controllers stopped responding to DNS requests. After quite a lot of troubleshooting, we found that it resolves DNS requests to its loopback address, but not to its own address. ...
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46 views

Create subdomain of an existing record

I have this domain test.com, and created an A record for server.test.com. The problem is that now, I want to make server.test.com a subdomain to be able to add TXT records specifically for server.test....
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Setting up a subdomain on nginx can't access the site

I have a proxmox WS and on it I have a CentOS 8 with wiki.js, nginx & mariadb. nginx is working fine on port 80, I get the standard welcome page, I also have port 3000 open for wiki.js and I can ...
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\\machinename cannot open network share while \\ipaddress work in cross domain

We have established a two-way trusted domain environment. All servers are Windows Server 2019. In server1.domainA.com there is shared drive. In server2.domainB.com, we tried to browse with \\server1 ...
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Connect with domain to Minecraft server pass Cloudflare [closed]

I have domain and VPS server. E.g test.com and IP 68.68.68.68. I use Cloudflare and SSL (full strict) from Cloudflare. Everything works. But now when i try to join my Minecraft server with domain i ...
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Office 365 SMTP relay issue

I created an STMP relay for our Office 365 instance, following option #3 in this document: How to set up a multifunction device or application to send email using Microsoft 365 or Office 365. The ...
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97 views

resolv.conf issue with two private domains

I have peered private networks and working routing between them, but no DNS forwarding that I know of or that I can easily configure. I need a local linux machine to resolve an FQDN from the other ...
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on my vps serverdomain and subdomain work but i cant get anymore subdomains to work

my apache conf DocumentRoot "/var/www/slotify" ServerName slotify.ezwh.live <Directory "/var/www/slotify"> allow from all Options None Require all granted </...
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To retire a DC while still mainitaing DHCP? Does DNS have a factor in this?

Org has a 2008 R2 Server that is a DC and File Server. Idea is to retire the DC, and have accounts routed through other DCs. Also, it has been noted, that DHCP must remain up on this server. To my ...
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64 views

Temporary failure in name resolution affecting most public traffic

We're having a bizarre issue with one of our domains that has been going on for the past 15+ hours at this point. The domain is not resolvable in many parts of the country. I tried pinging it on a few ...
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43 views

Purchasing a domain name and pointing to a dynamic IP

I designed a small hardware device that will need to periodically check for updates over wifi. I am looking into getting a proper domain name, as currently I am using one of the free ones from noip ...
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DNS Records Configuration - Email Going Straight to Spam Box?

I know that in order to hit the inbox, the main DNS records need to be properly set up. These are the main DNS records that every mail delivery system should have for their domain: TLS A MX DKIM SPF ...
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Putting Server Host Names in AcrylicHosts.txt

I just spent a bit of time trying to figure out how to get a Server Host name like MY-PROD-SERVER into the Acrylic Configuration file AcrylicHosts.txt. For some reason Acrylic would not recognize just ...
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30 views

Site not resolving uniformly

My site www.acurent.com is not resolving to its IP address 23.20.46.124 uniformly Check on: https://www.whatsmydns.net/#A/acurent.com, it shows that its resolving for certain networks only. If you ...
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52 views

Bind not forwarding query after upgrade from 9.11 to 9.16

I am uses Bind at FreeBSD 12.1 server, as DNS back-end of samba DC. In my configuration local subnet database is stores in samba ldap and to resolve global domain names uses forwarders dns option. I ...

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