Explore DNS on Experts Exchange

Expert Solutions for Your Tech Problems

DNSDNS

The Domain Name System (DNS) is a hierarchical, globally distributed system responsible for associating the name of a computer, service or other re...

Read more
  • 28K Content
  • 11K Contributors

Expert Spotlight
M365 Apps & Services MVP | Windows Insider MVP | MCT | Author | eJPTv2 | eCPPTv2 | CRTP | CRTE | CRTO | Security+ | CEH | Pentest+

Experienced Messaging Specialist with a demonstrated history of working in the information technology and services industry.

Troubleshooting Question

Best place to sell a domain name.

3

I have paid for a domain that I believe will be valuable to somebody in this year's election.  I

Troubleshooting Question

Domain vs Private network location

6

Background:  At the start of the year our company migrated from one domain to another.  All

Troubleshooting Question

Net reset Win2019 DC, DCDIAG errors, Net Reset, Dyn IP temp assigned

2

A Win2019 DC was showing the yellow triangle and indicating "no internet access", but it appeared to

Advice Question

Windows 2016 Domain Controller - IP Change

12

Hi Team,

I have a Windows Server 2016 acting as a Domain Controller and DNS Server.  I'd like to

Troubleshooting Question

Switch the DNS to secondary.

7

I encountered a strange issue with my primary and secondary DNS servers. The primary DNS server was

Troubleshooting Question

MS 365 MX Toolbox Test - May be an open relay

3

Testing an MS 365 email server using MX Toolbox and I get the following report, "SMTP Open Relay -

Troubleshooting Question

Why DNS not updated with latest changing IPs?

2

This is about using AWS ALB with 3 AZs for a secure web site. Don't understand (I maybe wrong) why

Troubleshooting Question

DNS/URL forwarding

8

DNS forwarding question:

We have an internal DNS for our Domain (Windows server) and an external DNS

Troubleshooting Question

New External IP address for FTP server

2

We built a new facility next door to our old one. Of course, our public IP addresses changed.  We

Troubleshooting Question

Windows 10 slow logon after Server upgrade.

5

Hi

Just installed a 2019 DC and moved all FSMO rolls from a 2012R2 then demoted the 2012R2 to a

Troubleshooting Question

DD-WRT-OPENVPN

5

I set up OPENVPN server on a Linksys router, everything is working, I am able to connect to my home

Troubleshooting Question

PowerShell - DNS Conditional Forwarder

byREIT
3

Hi all,


I have a requirement to create non AD integrated Conditional Forwarders on multiple domain

Research Question

AD setup with external DNS server only

byAaron
12

Trying to learn about DNS and AD.

Have you ever seen an Active Directory setup where none of the

Troubleshooting Question

Active Directory not coming up after system state restore

byAaron
2

Nothing working after system state recovery to a new server.
I have a domain with 3 domain

Troubleshooting Question

Internet drop across all clients at the same time recently

6

HI All 

we are a small MSP in the UK, recently (past 2 weeks or so) we have been having internet

Advice Question

ESXi Servers, replace self signed certificate

byJD
1

Hi,

Im planning to user a proper SSL certificate for our ESXi hotsts and vCenter.
Can someone help me

Troubleshooting Question

DNS 5504 errors

byICTIC
5

Just been called into a new client that has been expierincing intermittent connectivity issues on

Troubleshooting Question

DNS/Security Question

bycntech
6

I have a client who is unable to access the site https://logistics.ruralking.com/ since a few days

Troubleshooting Question

Unlock MS Edge Alternate DNS provider setting.

5

Microsoft Edge setting “Use secure DNS to specify how to lookup the network address for the website”

Troubleshooting Question

_ldap._tcp.dc._msdcs.cimc.com: has ipv6 cause error,how to delete that

2

hello expert

When I query AD related record I find that  below

Found the following 1 Domain

Do more with Experts Exchange.


Get Answers

Join a Group Discussion

Collaborate

Monitor your Site

Explore solutions and more