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Can I delete CNAME record?
Delete your CNAME records Sign in to your Domain Control Panel. Locate the A and CNAME Records section then click the Delete icon for the record you’d like to delete. To confirm that you wish to delete the CNAME record, click the Confirm button.
Do I need both A record and CNAME record?
General rules: Use an A record if you manage which IP addresses are assigned to a particular machine, or if the IP are fixed (this is the most common case). Use a CNAME record if you want to alias one name to another name, and you don’t need other records (such as MX records for emails) for the same name.
Are wildcard certificates safe?
In that sense, wildcard certificates are simply less secure and can open the door to phishing attacks. Thus, wildcard certificates can create significant security risks since the same private key is used across multiple systems, thereby increasing the risk of compromise across your organization.
What does wildcard mean in a DNS record?
If an A record request for any other hostname e.g. ‘branch.xyz.com’ is made, the wildcard record (*) is used it will return the IP address 103.6.216
Can a wildcard record override a CNAME record?
Wildcard records don’t override existing records (such as CNAME records) When you set a wildcard record, that record does not override any existing subdomain records in the zone (zone is another term for all the DNS records associated with your domain).
Do you need wildcard record for root domain?
Lookups for your root domain (the part of your domain after the “www.”) won’t return the wildcard record as you might expect. You’ll need to add a matching root record (empty Host field) or lookups will fail if your visitor omits the “www.”
Why are wildcard domain names a bad idea?
Wildcard domains might seem like a good idea but set up wrongly they can cause all sorts of issues. This is really a bad idea, suppose if you want to host one subdomain a.company.com in one web server, and b.company.com in another web server, may be another ISP.