Is a Cname the same as an A record?
Understanding the differences These are the main differences: The A record maps a name to one or more IP addresses when the IP are known and stable. The CNAME record maps a name to another name. It should only be used when there are no other records on that name.
Whats the difference between a AAAA and Cname?
AAAA: inserted is IPv6 address. Influences shown websites (website browser prefers IPv6). CNAME: inserted is the domain name and only for a subdomain.
Does a Cname have a TTL?
Time To Live (TTL) Each of your domain’s DNS records, such as an MX record, CNAME record, and so on, has a TTL value.
What is A and AAAA in DNS?
A and AAAA records are equally important when it comes to resolving DNS. The difference lies in that A records is used to resolve a hostname which corresponds to an IPv4 address, while AAAA records are used to resolve a domain name which corresponds to an IPv6 address.
Do I need AAAA record?
1 Answer. 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 the deployment of IPv6 to have more sites support the protocol.
Can you use a CNAME as a redirect?
CNAME record is actually not a redirect type record but often mistakenly used as such. In other words, CNAME record is not redirecting anything but only points your domain or subdomain to the IP address of the destination hostname.
Can a CNAME point to a TXT record?
A CNAME record cannot co-exist with another record for the same name. It’s not possible to have both a CNAME and TXT record for www.example.com . A CNAME can point to another CNAME, although this configuration is generally not recommended for performance reasons.
What is Cname TTL?
For Windows Active Directory-integrated DNS engines, the default TTL for a CNAME record is one hour. The TTL simply puts an expiration date on the DNS record that resides in a client resolved. When it is expired, it should resolve the record again from DNS servers that are authoritative to the zone.
What is a good TTL for Cname?
Generally, we recommend a TTL of 24 hours (86,400 seconds). However, if you are planning to make DNS changes, you should lower the TTL to 5 minutes (300 seconds) at least 24 hours in advance of making the changes.
Do you need an AAAA record?
Can a CNAME point to an IP address?
The ‘canonical name’ (CNAME) record is used in lieu of an A record, when a domain or subdomain is an alias of another domain. All CNAME records must point to a domain, never to an IP address.