Questions tagged [fqdn]
Fully Qualified Domain Name (FQDN)
136
questions
-2
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1
answer
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FQDN as a Forwarder in BIND [closed]
My provider is changing his DNS infrastructure and we have to change forwarders IP to fqdn (Bind). Is there any option to handle that kind of change?
1
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0
answers
30
views
Domain name change
I just ran into an issue with a client that we are migrating from their forest to a new forest using Quest tool Binary Tree
The issue is the source domain is called "domainname" and is not a ...
0
votes
2
answers
44
views
Can windows DNS server be configured to return a fully qualified DNS alias?
Problem
We have a 3rd party web app installed on a windows server. There is an alias DNS record setup so that user can type in to a web browser the app name i.e. "testapp" and get the site. ...
1
vote
1
answer
142
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FQDN without the hostname part?
As far as I know, A fully qualified domain name (FQDN) consists of two parts:
The hostname part: A single label representing a machine belonging to one specific domain.
The domain name part: ...
0
votes
1
answer
41
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Replace VPS rDNS FQDN with a mail subdomain
I have a VPS with a single IP address and multiple domain names.
I used mail-tester.com to check the spam rate of my email. And my results are:
Your IP address 93.123.12.43 is associated with the ...
0
votes
1
answer
90
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How should I configure my hostname/FQDN for a multi-purpose VPS?
I recently got a VPS and have a fresh Ubuntu install, but I'm a bit confused as to how I should be setting up the hostname and /etc/hosts file if I'm wanting to set up an email server (Dovecot/Postfix)...
1
vote
1
answer
45
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Can a Second-level domain be considered as a Fully-qualified domain?
I often see people talking about FQDNs (fully-qualified domains) to describe subdomains (e.g., networkengineering.stackexchange.com) that are under a second-level domain (e.g., stackexchange.com). I ...
1
vote
0
answers
135
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how can i block/ban an ip after a number of rejects on a mail server?
I found several attempts to use my email server as relay. The helo command was not coming from a FQDN and therefor the request got rejected.
Is there a way to ban an IP address complelty after a ...
0
votes
0
answers
31
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Accessing servers through hostname now requires FQDN?
After upgrading to Linux Mint 20, the servers (pgsql databases and windows network share) on our internal network now require the fully qualified domain instead of just the machine name.
For example, ...
0
votes
1
answer
1k
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In /etc/hosts file why would IPv4 hosts be different from IPv6 hosts?
Background: CentOS 8, Digital Ocean droplet.
Question 1) I just looked at my hosts file in /etc/hosts and I noticed that hostnames listed under IPv4 and IPv6 are different. IPv4 lists example, ...
2
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0
answers
1k
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Active Directory authentication using format domain.fqdn\username
Assuming an Active Directory domain with FQDN "domain.local" and NetBIOS name "DOMAIN", there are two standard formats to identify user accounts:
DOMAIN\username
username@domain.local
(The second ...
2
votes
2
answers
614
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Is a subdomain essentially a host?
I'm trying to understand the difference between a subdomain and a domain in a LAN versus a WAN (Internet). (Or am I just fooling myself. Is it the same?)
If I google it I just get that a subdomain is ...
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2
answers
3k
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Can one have 2 Domains pointing to the same IP and / or 2 IP's resolving to the same Domain?
I am going to attempt to rewrite the initial question so that it makes more sense.
The issue I was being faced with is that I have my Company's website hosted on Site Ground but unfortunately ...
-3
votes
2
answers
563
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2 or more web servers share one static ip
I got 1 static Ip from my ISP.
I got 2 NS (from NS provider)pointing my domain name towards my wan IP.
My question: How do I get server1.domainname.td to reach server 1 inside my network, server2....
1
vote
1
answer
698
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Postfix myhostname suggestion has trailing '.' Where is the bug? In dhclient, postfix or where?
After a minimal debian stretch installation using (debian-9.8.0-amd64-netinst.iso), where hostname is left at the default debian and domain was left empty, installing postfix fails because the ...
1
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1
answer
3k
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Can I create a CSR without a Fully Qualified Domain Name?
My client has an Ubuntu server hosted by Digital Ocean. The server has no domain name, we access it via the public IP address. They want to start using https and provided me with a SSL certificate ...
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votes
1
answer
757
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Can I view my ssl FQDN? How do I fix the mismatch
I have probably set wrong FQDN while creating ssl certificate.
Now, certificate is installed and site display a 'Warning: Potential Security Risk Ahead'
I am quite sure it is FQDN as certificate was ...
0
votes
1
answer
366
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How to change the FQDN on a Lightsail instance?
I've spent the last number of hours trying to work out what's causing the error "hostname: Name or service not known" to be produced when I run the command "hostname -f" on the latest version of ...
0
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2
answers
1k
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Can a SSL certificate be used on a locally hosted website?
I tried to install Let's Encrypt on my local server.
But I could not because it threw errors that I need a fully qualified domain name (FQDN). I use server.arch.local as my hostname. Does it not ...
-1
votes
1
answer
391
views
Configure bind9 zone records to ping/dig/nslookup/web browse using hostname only or fqdn
What is the proper way to configure a BIND9 zone file to allow ping/dig/nslookup/web browsers to query a host using its hostname or a shortened CNAME record that points to this hostname instead of the ...
0
votes
1
answer
534
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FQDN In the same server IIS for multi sites
I have an IIS 8 (win 2012 r2) server with multiples sites and ports:
I would use FQDN to access to sites . for exemples :
site1.lan : @IP_of_iis_server:9500
site2.lan : @IP_of_iis_server:2729
etc ...
1
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0
answers
174
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How Can I Prevent Windows Server 2016/AD Installation from Adding TLDs Like .local to My Domain Name?
In a few days I have to reinstall a Windows Server 2016 Essentials instance on new hardware and would like to avoid an annoyance that cropped up in the initial install a few months back. To make a ...
3
votes
1
answer
382
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Our website is not resolving from our LAN because of LAN DNS configuration
We have a LAN/WAN network with a Windows domain name (ourcompanyweb.org) that matches our website url (http://ourcompanyweb.org) which is hosted externally. When I ping our website (of the same name) ...
0
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1
answer
494
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Postfix is appending myorigin to non-FQDNs despite "append_at_myorigin = no"
I have postfix and a local LMTP server running. In my main.cf, I have append_at_myorigin = no. When I run postconf|grep append_at_myorigin I get that this value is no.
But for some reason, postfix is ...
0
votes
1
answer
417
views
How do we configure an ALB with Elastic IP's to only resolve to our FQD
We have a situation where we have a website, www.mamapedia.com which is accessible both by the ALB address and the Elastic IP's assigned to the ALB at any given time.
This is problematic and is ...
0
votes
2
answers
783
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Is it possible to add FQDN to Server behind NAT or to a NAT itself?
I have multiple identical servers behind a NAT. I use the same IP and just change up the port to move between the server via port forwarding.The issue is that i am using self-signed certificates and ...
2
votes
1
answer
1k
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Cannot Set Up Naked Domain on Azure CDN
What I am using:
Azure CDN: Premium Verizon
DNS: DnsMadeEasy
I am struggling to setup all endpoints of my domain on Azure CDN; I am able to set up endpoints with a prefix to my domain (i.e prefix....
2
votes
1
answer
4k
views
How do I properly configure a FQDN for sendmail to work with PHP mail()?
I'm sure variations on this question have been asked and I apologize if this is a duplicate, but I just can't seem to find something that works in my situation without breaking something else.
I'm ...
0
votes
0
answers
28
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Require domain name and DNS should resolve proper host names on windows 2012
I have installed Siebel ip2017 on Google cloud free tier environment for self study however it is failing in configuration as it require FQDN( Require domain name and DNS should resolve proper host ...
1
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2
answers
7k
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Assigning a hostname of the fqdn assigned to a dhcp client with dnsmasq?
I'm aware that you can assign static DNS entry names by doing the following in dnsmasq.conf:
address=/wiki.leerdomain.lan/192.168.1.200
ptr-record=wiki.leerdomain.lan/192.168.1.200
and then ...
2
votes
0
answers
251
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File Server - Hostname vs. FQDN
I have a problem with a File Server at Microsoft Windows Server 2008 R2 Operasion System. When my user browse a network share with FQDN she can't see the files, but if she browse it without FQDN (only ...
0
votes
1
answer
956
views
What is the correct syntax declaring FQDN in host file for CentOS 7? [duplicate]
First, I know how to declare FQDN but, I just want to know are they the same thing:
I have 2 VPSs running using Centos 7. When I look up at the /etc/hosts file:
I found the entry of the host file for ...
0
votes
0
answers
35
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.bit domain on Nginx CentOS
At the moment I'm attempting to add domain.bit as my server_name in Nginx which I've done successfully, however, when forwarding the domain to the server IP or even pinging the domain it's failing to ...
0
votes
0
answers
113
views
Service returning Kerberos error but only when using FQDN
I have an issue that was brought to me by another in our office. He is troubleshooting a service our software uses with customers environments that try's to make a connection to SQLServer2 by use of a ...
1
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2
answers
589
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Can you use a second level domain-name as a FQDN? (e.g. hostname.com)
I've been doing it for a while and it seems to work ok, but I thought I'd check what good practice is as far as FQDN. Right now my server is setup with (lets pretend) the hostname myhostname and I ...
2
votes
2
answers
4k
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Why do I need an FQDN for a Hypervisor used only for running in house VMs for software testing?
I'm testing ProxMox, and during installation it asks for an FQDN.
I've entered test.local, and it accepted it but I suppose I would have to enter something like cluster1.companyname.com, and then ...
-1
votes
1
answer
1k
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When do I actually need a FQDN?
I've been reading the guides on linode about setting up a server to host websites. One concept that bothers me most is FQDN. From what I've read, FQDN is very important and it MUST be set. In my ...
1
vote
1
answer
1k
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Setting FQDN with external domain name
I have a Centos 7 server which has tens of domain names and IPs.
The IP addresses are pointing to my server.
Each domain name is pointing to its own IP via A record.
I want to configure my FQDN in ...
1
vote
1
answer
1k
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Puppet master with different hostname/fqdn
I'm trying to use a puppetmaster for servers being both on an LAN and outside of a LAN. Here's the setup :
I have 3 servers behind a router and a VM on Google Cloud. The puppet agents connect to the ...
1
vote
2
answers
5k
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Bypassing SSO property on oVirt 4.0
I have upgraded oVirt engine from 3.6 to 4.0, after the upgrade i could not access the webadmin portal, the welcome page displays this message:
The client is not authorized to request an ...
-1
votes
1
answer
4k
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Powershell script to find and delete DNS records across multiple zones
We have multiple DNS zones, and what to find static DNS records that no longer respond to pings and delete them.
I've written a PS script, but I'm having two problems.
1 - test-connection fails ...
0
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1
answer
4k
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What's the difference between FQDNs and Hostnames [duplicate]
First of all, I wanna say that I know how DNS Servers work and also I know about the records in a DNS Zone File!
I'm not an expert but I have some knowledge about them. I'm confused! why?! because I ...
0
votes
2
answers
86
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Exchange 2007 FQDN Issue
I am hoping to get a couple ideas regarding an issue we have come across.
Exchange 2007 server was setup and has a FQDN of servername.domain.local which is obviously a local domain name.
The server ...
31
votes
2
answers
45k
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Why should I use an FQDN instead of the server's IP address?
In my work with servers I have come across in configuration files where you should enter the address to an external server. I have seen some use the server's IP address directly, but I have heard many ...
3
votes
1
answer
2k
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net use fails with system error 67 with FQDN
I search for help with a confusing error with Windows 7 mounting a
network fileshare.
The problem is that on machine A a mount with the FQDN fails (net use
system error 67) while the same command ...
-1
votes
1
answer
233
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FQDN for server with various domians [closed]
I have a question regarding setting the FQDN on a server, well, technically, a vserver that serves a variety of domains.
I have understood that the FQDN is a globally unique address that points to a ...
1
vote
1
answer
307
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Can't resolve DNS for RDWeb externally
I'm having trouble accessing RDWeb Access Server via internet browser using my FQDN (https://ifodgw.abacushub.io/rdweb) externally. I am able to access it externally using the elastic ip address 52.16....
5
votes
1
answer
167
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5 seconds for hostname -f and a strange DNS request
My question addresses a strange behaviour of hostname -f on my Gentoo Linux System.
The symptom:
rt01 ~ # time hostname -f
rt01.domain.net
real 0m5.007s
user 0m0.001s
sys 0m0.000s
With ...
0
votes
1
answer
939
views
Fully Qualified Domain Name of VPS [duplicate]
I'm really confused by FQDN.
So there is this file on my debian machine /etc/hosts.
What exactly goes in there?
Say my VPS is located at ipadress: 39.22.11.99
And i have a couple of domains all ...
-1
votes
3
answers
729
views
What hostname and rDNS should I choose?
What should I set as hostname and rDNS?
1 server
3 domains (domain1.com, domain2.net, domain3.de)
1 mail server for each domain
My current settings:
/etc/hosts
127.0.0.1 localhost
11.22.33.44 ...