An A record is a type of DNS record that maps a name to an IP address. For example, the A record for serverfault.com is 64.34.119.12

learn more… | top users | synonyms (1)

0
votes
1answer
18 views

Route 53 A name record to EC2 instance not working

I have an issue with my ec2 instance hosted on AWS. The EC2 instance has an associated Elastic ip address that I can access and confirmed is working (SSHing into the instance and changing the base ...
2
votes
1answer
55 views

Wildcard CNAME DNS records overriding specific A DNS records on one provider

Ran into a weird issue where a wildcard CNAME record (i.e. *.example.com) was overriding specific A records (i.e. host1.example.com, host2.example.com). It only affected Verizon Wireless's ...
32
votes
3answers
2k views

Can someone using the same DNS server as me hijack my domains?

When I register a new domain, I send it to my hosting provider by assigning it its domain name servers in the registar's settings. For example, with Digital Ocean, I input the following: ...
0
votes
2answers
82 views

A records and CNAME records

I have a question about A records and cname records. Some info, we have our domain registered at Networksolutions.com, the domain name for example is company.com. We have two webserver and on those ...
0
votes
3answers
20 views

Point subdomain to different host but maintain vanity URL

I am creating a single page of an existing website for a client but they have requested that I host it on my own account and they can "point to it" from their host. They want to keep their URL in the ...
1
vote
1answer
23 views

Is it okay (or even recommended for performance) to point mobile subdomain A record to different IP?

Is it okay or recommended for performance/load balancing to point the A Record for your mobile subdomain to a separate server, with its own IP address?
0
votes
1answer
67 views

Subdomain resolving to 2 different IP addresses (one unknown)

I have a domain registered with Fasthosts (animesoc.co.uk). I've recently hosted a forum on an external server (with IP address 51.254.128.170), and pointed the subdomain http://forums.animesoc.co.uk/ ...
1
vote
1answer
54 views

DNS record for staging site

I want to set up a dns record for our staging site which is on a different server. Say if our domain is www.example.com can I simply create a new A record for www.staging.example.com pointing to a ...
1
vote
1answer
66 views

Another unknown domain added A record of my IP

I have a domain on GoDaddy and a VPS on DigitalOcean (Ubuntu 14.04 with nginx if that helps). Today I noticed that an unknown domain has added A record pointing to my IP Address on DigitalOcean. All ...
0
votes
1answer
37 views

Changing DNS records when Moving a site

I'm building a new Magento website on a Amazon ec2 instance and will need to point domain of their old OSCommerce site to the new ec2 instance's elastic IP address. Normally I would have though this ...
0
votes
1answer
54 views

Redirect domain and all the subdomains to a certain sub domain

I am building a site for the alumni association of my school. I have bought a domain myschool.com from GoDaddy. In GoDaddy, I have customised DigitalOcean as name servers. I would like to customise ...
2
votes
1answer
73 views

Domain A record on active directory controller

Currently we have an Active Directory setup for a small network running on Debian 8 and Samba 4. At one point we had to change the ip address of the AD server from 100.0.0.4 to 100.0.0.100. I edited: ...
0
votes
0answers
85 views

DNS round-robin requests not distributed evenly

We have setup two DNS A records, where each points to a load balancer. nslookup ourdomain.com Server: 8.8.8.8 Address: 8.8.8.8#53 Non-authoritative answer: Name: ourdomain.com Address: ...
-1
votes
1answer
52 views

Seperate web/mail server, mailserver won't receive emails [closed]

I have a basic set up: VPS Mailserver Domain Management This is my first experience setting up both a VPS and a separate mail server. My mail server won't receive emails. DNS A ...
1
vote
1answer
67 views

Suitable Record Type for a web server using a non-standard port?

I need to set up some servers that must be ran on ports above 5000. (This is a request from the client for this job, due to internal policies, and I can't do anything about it). What is concerning me ...
0
votes
1answer
40 views

Pointing www to one place, but keep subdomain here

First of all, sorry for the awful wording in the title. I will try to explain what I actually need and hopefully someone here will know if it's possible or no. Basically I want to point my ...
2
votes
2answers
98 views

Is a CNAME sufficient for a www. record?

I have been doing a server migration, and checking that everything related to DNS is configured correctly by using IntoDNS. After doing this though, it flags up a error saying that there is no A ...
0
votes
1answer
341 views

Do I need “A record” for AWS ELB while I set up CNAME?

I register the domain through GoDaddy. And now i have a AWS EC2 server behind a ELB. I read the document from AWS about setting up the CNAME. which I did. www CNAME elb.aws.address while ...
0
votes
1answer
138 views

Moving a web server without moving the email server

I need to move a client's website off their old host and onto their new host without changing their email server. I've read this extremely thorough answer on a similar question ...
0
votes
1answer
60 views

Accessing original files on a domain which has A-Record redirect to tumblr [closed]

Hosting a tumblr on a custom domain, but allowing access to files that are at that domain, that are outside of the tumblr CMS. The custom domain I've got two A-Record DNS entries that point over to ...
59
votes
6answers
12k views

Why can't MX records point to an IP address?

I understand you should not point a MX record at an IP address directly, but should instead point it to an A record, which, in turns, points to the IP address of your mail server. But, in principle, ...
0
votes
2answers
116 views

CNAME or A Record to Site under www root?

So I have a server that runs a webapp and I have recently installed our BMC Track-IT! help desk software on it. I also installed Track-IT! Web which is client facing allowing users to browse their ...
0
votes
4answers
358 views

How much time does it take for new A-records to start working?

I created a subdomain pointing to another IP address with an A-record about two hours ago. When I try to ping, like pinging from different locations (using online services), I get Unknown host:. The ...
0
votes
1answer
3k views

Alias (CNAME) record cannot be added to this DNS Name [duplicate]

In Microsoft DNS, I'm trying to setup a simple DNS Alias (CNAME) pointing from domain.com to www.domain.com. I also want to forward www.domain.com to a specific IP. In other words, I want to do ...
3
votes
1answer
239 views

How would you setup a up an A record for any negative query?

How would I go about setting up an A record for in Bind9 for any negative queries? I want to forward our staff to an informational page if they were to visit a non existent domain. We have an internal ...
3
votes
2answers
603 views

Best CNAME TTL strategy for fallover switching

I've recently been thinking about the TTL of our DNS. We have A records for our servers and then CNAME records for the customer facing names. The www.example.com CNAME points to server-01.example.com ...
0
votes
0answers
43 views

Issue getting DNS wild card A Record (*) working

I have a sub domain named subdomain under main domain named maindomain. Inside subdomain i have wild card (*) A Record that maps to a particular IP Address. This works fine and when i say ping ...
3
votes
0answers
118 views

How do large SaaS providers support A records? [closed]

According to RFC 1035 CNAME records cannot be used used in a zone apex because a CNAME record cannot exist alongside records such as SOA. This is frequently a source of frustration for those trying ...
-1
votes
1answer
1k views

GoDaddy DNS point my Sub-domain to another Server? [closed]

I want my Root Domain to be still sitting on GoDaddy default IP. (To show the default GoDaddy page that we get whenever we buy a new domain). Then my sub-domains to be pointing to my own WebServer. ...
-3
votes
2answers
96 views

What's an “empty” DNS A record? [closed]

I know it's not possible an A record to be empty, but what's a good "null" value I can set until I get a machine for the domain? Someone suggested putting localhost in the A record. Is it ok to do ...
0
votes
1answer
1k views

Domain controller is registering 2 IP addresses with DNS

Recently a DC was promoted and the IP was used from the old DC which was demoted and shutdown.How tostop this DC from registering 2 IP addresses with DNS? Please let me know if any questions.
2
votes
2answers
365 views

Why use CNAME in Route 53+S3 combination

I have been going through Amazon's docs on using Route 53 in conjunction with S3 to serve static websites. The strategy they show is to do: example.com A -> alias to ...
1
vote
2answers
1k views

Main domain to one server and all subdomains to another server

I'm looking to host my main domain in Server1 eg: example.com. And host all subdomain's in another server Server2. I will be creating subdomain's dynamically. eg: dynamic_subdomain.example.com I ...
-1
votes
1answer
126 views

A-Record to point to hosting vs. changing DNS while keeping the mail externally

I currently am dealing with a client whose e-mail is hosted on Google. We are just in the process of taking over their domain, but their current hosting company suggests a different set up than I do ...
1
vote
1answer
3k views

Pingdom error: “No delegation could be found at the parent” when analyzing subdomain

I have a subdomain dramarsarin.crimsonandcyan.com which i wanted to point to another server. I added an A record in the zone file for crimsonandcyan.com with the host 'dramarsarin' and pointed it to ...
-6
votes
1answer
390 views

CentOS, ZPanel and Cloudflare DNS error [closed]

I am stuck in a problem. I have a VPS which gave me a dedicated IPv6 address and a shared IPv4 address. I have tunneled it and installed ZPanel on my centOS server. Now I can access ZPanel from ...
0
votes
1answer
353 views

Redirect one domain to another's sub folder [closed]

I have a domain www.example.com that is shutting down, but I need to forward it to www.newwebsite.com/example/ incase there are any SEO benefits to it. The www.newwebsite.com is hosted on a LAMP ...
3
votes
1answer
321 views

A record required for MX record?

Previously our domain, let's call it ourdomain.com, pointed to an IP address (our web host). In addition, we use Office 365 to handle our domain email accounts. DNS records: ourdomain.com A ...
1
vote
2answers
210 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 ...
1
vote
2answers
824 views

NameServer vs DNS A-record

I have a domain nomadapp.in which is registered at GoDaddy. For temp hosting i was using Dreamhost and had changed the NameServer in Godaddy to the ones of DreamHost. Now i want to do the Following ...
-1
votes
1answer
62 views

Is it possible to have both A record and URL redirect at same domain ? How to? [closed]

Let's assume I have example.org. I want to redirect all request (URL redirect) to google.com But I also want to have a A record on example.org that points to 127.0.0.1 So pinging example.org should ...
1
vote
1answer
1k views

Setting up Custom Domain with Tumblr isn't working — Correct A-record and CNAME

I'm setting up a custon domain to work with Tumblr. I configured A-record and CNAME correctly, but it still isn't working. www.whatsmydns.net shows CORRECT A-record and CNAME for Tumblr: 66.6.44.4 ...
0
votes
1answer
665 views

Using alternate server for specific subdomain - DNS settings

I'm trying to set up DNS records for a domain name, such that mail.domain.com uses a server that is different from any other request to *.domain.com. As I've been going about trying to figure out how ...
0
votes
1answer
274 views

Forwarding a domain to another subdomain

I have 2 domains jainaditya.in (domain purchased from GoDaddy and currently parked) and techphernalia.com (domain and web hosting from one.com). I created a subdomain ajain.techphernalia.com. ...
-1
votes
1answer
3k views

Redirecting and changing protocol from http to https using CNAME

Hi I bought a domain with dreamhost. example.com. Now I want to redirect it to one of my azure VM at https://example.cloudapp.net. Apparently it needed to change the protocole as well. Based on my ...
0
votes
2answers
53 views

Setting A record to a url string

I have a number of domains that I'm hosting on my web server, so I've edited their A record to point to my server's IP address. Occasionally I have to change the server's IP address, which means I ...
1
vote
1answer
83 views

DNS propagation: A record and IP change on domain panel and VPS?

I'm moving my website from a VPS to a dedicated server. In my Domain administrative panel there is a DNS zone where i've changed the A record from the previous IP address to the dedicated server's ...
1
vote
1answer
2k views

DNS A records disappear, but PTR records still remain

We've been having issues with DNS records dropping. Usually it is from DHCP reservations, like printers. Yesterday it was two of our main servers, also DHCP-reserved. Right now I'm looking at a ...
0
votes
1answer
100 views

Server not available at new Route53 CNAME

I have a static website (www.example.com) hosted through AWS S3 and Route53. The customer registered their DNS through GoDaddy; www.example.com traffic works great. On that static website is a ...
0
votes
1answer
928 views

Properly Configuring A-Records in Virtualmin for DNS

I'm trying to configure my own DNS with Virtualmin for a domain that I registered through GoDaddy. However, after following the instructions of GoDaddy's support staff, I still can't successfully ...