51 votes
Accepted

DNS A record with https:// in the label

The most likely explanation is a user unfamiliar with DNS tried to configure the DNS records and made a mistake that's glaringly obvious to anyone familiar with DNS, but not to people who aren't. ...
Michael Hampton's user avatar
12 votes
Accepted

Changing A record and CNAME records

As mentioned in the comments, you will need to use A records instead of CNAME records. CNAME records will not be able to point at an IP Address. The key to making each of the sites to work is to ...
Dre's user avatar
  • 1,834
12 votes
Accepted

After creating an A DNS record for WWW is it also necessary to create a AAAA record for WWW?

To answer the question in your headline: No, it is not necessary to create an AAAA record for your website as long as most traffic runs over IPv4, but I would argue that it probably is beneficial for ...
Mikael H's user avatar
  • 5,099
11 votes

Changing A record and CNAME records

Use A record to point to the sub domains myurl.com. A 300 123.123.123.123 api.myurl.com. A 300 123.123.123.123 app.myurl.com. A 300 123.123.123.123 preview.myurl.com. A 300 123.123.123....
Anthony Fornito's user avatar
11 votes
Accepted

A DNS record for both www and non-www websites

Short answer: Yes. Longer: I would suggest you adding exactly www.example.com and not *.example.com unless you don't want to ever use any sub-domain like john.example.com and jane.example.com, etc.......
Bert's user avatar
  • 1,066
7 votes
Accepted

Order of DNS A records and wilcard subdomains

Wildcards do not apply to the root record of the domain, so (1) will be the only A record for example.com The key point about wildcards is that they only apply for otherwise non-existent subdomains, ...
Stuggi's user avatar
  • 3,576
6 votes
Accepted

How Applications manage DNS records with 2 or more IP address?

My question is, is it normal that applications use only the first IP address they find on the DNS record? Yes. Many applications are designed in a way to return a single address when resolving a ...
David Houde's user avatar
  • 3,210
6 votes

Different records at different Nameservers

As mentioned you have nameservers with two different providers: $ whois uszyjmimamo.pl DOMAIN NAME: uszyjmimamo.pl registrant type: individual nameservers: ns1.he.net. ...
EEAA's user avatar
  • 110k
6 votes

How to redirect domain A to domain B using A-Records and CNAME records only

If you really wanted to redirect a domain with only DNS records and are OK with third-party services, you may use forwarddomain.net. It works by setting your source domain (e.g. www.olddomain.com) ...
willnode's user avatar
  • 216
6 votes

What is the significance of a period (.) in domain names?

A dot at the end of a domain name signifies the DNS root. If you don't specify the dot, a DNS resolver could append it's default domain to the domain you provided. For example, if you query example....
Edwin's user avatar
  • 1,041
6 votes
Accepted

GSuite: "There should not be a mail exchanger set up on naked domain name"

This warning is not about your DNS records, it's about your server: The server to which the DNS address records for example.com refers. They are saying that that server is running a mail server that ...
Michael Hampton's user avatar
5 votes
Accepted

Where does the "A" record go for a sub-domain?

You must put the A record for the subdomain in the domain's records if it does not have any NS records. You must put the A record for the subdomain in the domain's records if it is a nameserver for ...
David Schwartz's user avatar
5 votes
Accepted

Pointing users self registered domains to my IP address, now change to name servers

Instead of creating A records on the external domains, create CNAME ones, so for example yourapp.me.com IN CNAME platform.example.com yourapp.someotherdomain.com IN CNAME platform.example.com Then ...
bocian85's user avatar
  • 822
5 votes

Django App Public IP Works but `400 Bad Request Error` when A Record Update

I figured out a resolution. It does appear that using the public IP is acceptable, but I failed to add my domain name both to the ALLOWED_HOSTS file and to my nginx configuration. Doing the ...
twk's user avatar
  • 201
4 votes
Accepted

Add A, AAAA, and CNAME record for google app engine project in google cloud platform

The list seems to be incomplete and confusing, but I guess it means: @ IN A 215.234.32.21 @ IN A 215.234.34.21 @ IN A 215.234.36.21 @ IN A ...
Esa Jokinen's user avatar
  • 49.8k
4 votes

What has priority: nameservers or a records?

Chris' answer is most relevant to the OP's situation. However it is actually possible to have an NS and an A record in the same authoritative DNS manager. In that case "which takes priority&...
claytond's user avatar
  • 381
4 votes

Why does mail need to have its own special DNS record type?

MX records are intended to point a domain's mail at a different set of servers. Absent MX records, MTAs will attempt to deliver to the A record, if it exists. StackOverflow's web traffic is pointed ...
ceejayoz's user avatar
  • 33.2k
4 votes
Accepted

Why does mail need to have its own special DNS record type?

I would agree that the MX type is redundant in the sense that MX is pretty much a purpose-specific limited version of SRV. Regarding that point, that's easily explained by how MX is much older than ...
Håkan Lindqvist's user avatar
4 votes

Is it fine to have NS and A record for the host name

This is exactly correct and the proper way to do it. The A record is the mapping of a hostname to an IP address. You can have multiple A records. The NS record tells the world which servers will ...
Jenny D's user avatar
  • 28.1k
4 votes
Accepted

How is it possible to contain DNS A records without NS records for a domain?

Although a DNS zone should include NS records (because only the in-zone data is authoritative and it is required by the RFCs 1034 and [1035][2]) the nameservers for a domain are discovered by ...
HBruijn's user avatar
  • 80.3k
4 votes

A/AAAA returns no answer when SRV record exists for hostname

A wildcard only matches if there is nothing more specific. _factorio._udp.factorio-modded.jozefmutis.com. name implictely defines factorio-modded.jozefmutis.com. which becomes an ENT or Empty Non ...
Patrick Mevzek's user avatar
3 votes

How to correctly setup a CNAME / A Record when pointing to an Azure VM?

Against CNAMEs: There is a (tiny) performance penalty, as the downstream DNS caches need to perform 2 DNS lookups, one for the CNAME and one for the A-Record the CNAME points to. Vague, bogus ...
imvikasmunjal's user avatar
3 votes
Accepted

Direct A Record to alternate IP if primary does not resolve?

Yes you can have an A record that points to more then 1 IP, or more accurately you can create multiple A records with the same name that each point to a different IP. For example website.example.com ...
Drifter104's user avatar
  • 3,823
3 votes
Accepted

Having a lot of difficulty using CNAME and A records with Elastic Beanstalk to redirect non-www to www

The correct way to handle this isn't with DNS records. You're supposed to use Route 53 and set your domain to the custom nameservers that AWS provides. Here's the tutorial that I followed: https://...
Neel's user avatar
  • 143
3 votes

Best practices for managing the IP addresses you own in DNS and their PTRs?

Flagging this as primarily opinion based, but here's a few notes anyway. The opinions below are reflective of DNS operating practices at the MSO scale. I would love to hear about this topic from ...
Andrew B's user avatar
  • 33.1k
3 votes
Accepted

Cname to replace namesever change

I selling hosting on my server when i build a website for a client and its good branding to have a nameserver with you main domain on it. Too many web hosters think that they should/need to host ...
joeqwerty's user avatar
  • 111k
3 votes

Setting up publicly-accessible DNS name in Google Cloud DNS

...and create an A record that would resolve against the external IP of your VM That's not great because the free "ephemeral" address could change in the future. Microsoft does it better - ...
Nikolai Koudelia's user avatar
3 votes

Disable web access (HTTP) for a DNS record

The DNS record is not protocol aware. An A record only points to IPv4 address and you cannot control which client is used (web browser, teamspeak, mail). If corresponding port for given service is ...
Quantim's user avatar
  • 1,368
3 votes

Google Cloud A record issue with setting up CWP web panel

You said: nf1j.com dns servers are set to ns1.grant-fullen.com, and ns2.grant-fullen.com Your domain registrar disagrees. GoDaddy says: Name Server: NS1.CENTOS-WEBPANEL.COM Name Server: NS2....
Michael Hampton's user avatar
3 votes

A DNS record for both www and non-www websites

To answer the second part of your question: For names I know will be served by the same machine for the foreseeable future I personally prefer defining one A record and then using CNAMEs as aliases ...
Mikael H's user avatar
  • 5,099

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