Understanding a CNAME Creating a CNAME Editing a CNAMEUnderstanding a CNAMEThese records point www.example.com to example.com, imap.example.com to mail.example.com, and docs.example.com to ghs.google.com. The first record allows the domain to resolve to the same server with or without the...
DNS is a naming system that gives a name to any computer or service connected to a network. DNS is utterly important and everyone should use it. Without it, we’d have to visit websites through their IP addresses, rather than their domain. So, for example, if ...
For your root domain, you’ll change its A record to point to one of the CDN’s IP ranges. For each subdomain, modify its CNAME record to point to a CDN-provided subdomain address (e.g., ns1.cdn.com). In both cases, this results in the DNS routing all visitors to your CDN in...
DNS Record Type Purpose Example A Translates a domain name into an IPv4 address A record for “example.com” pointing to “192.168.1.1” AAAA Translates a domain name to an IPv6 address AAAA record for “example.com” pointing to “2001:0db8:85a3::8a2e:0370:7334” CNAME Creates an ali...
What I'd like to know is what exactly breaks and how? Let's say there's one DNS server with a CNAME record at an apex. What are the practical consequences of this? There must be something other than "this behavior doesn't conform to the RFCs"? For example, some mail s...
For your root domain, you’ll change its A record to point to one of the CDN’s IP ranges. For each subdomain, modify its CNAME record to point to a CDN-provided subdomain address (e.g., ns1.cdn.com). In both cases, this results in the DNS routing all visitors to your CDN in...
Fix Your CNAME Records A CNAME is a unique record that transfers DNS information from one domain to another. Change the CNAME record for your Shopify domain to point to shops.myshopify.com. Domain names should always be referenced with a CNAME record, not IP addresses. ...
For your root domain, you’ll change its A record to point to one of the CDN’s IP ranges. For each subdomain, modify its CNAME record to point to a CDN-provided subdomain address (e.g., ns1.cdn.com). In both cases, this results in the DNS routing all visitors to your CDN in...
Secondary DNS– contains copies of the original site files. This secondary DNS server ensures a site will be accessible even if the primary DNS is hacked or suffers from other types of failure. Multiple DNS record support– every domain must have a few DNS records, such as A, CNAME, MX,...
Learn why a DMARC record is important and how it can improve your campaign's email delivery and avoid spam folders, as well as see a sample.