Cloudflare

Understand and configure CNAME Flattening
CNAME Flattening allows a CNAME record to be created for the root domain without violating DNS specifications. How CNAME Flattening works Per DNS spe...
Tue, 14 May, 2019 at 10:15 AM
Understanding a CNAME Setup
CNAME setup is available to paid Cloudflare plans at the Business or Enterprise level.  A CNAME setup allows a customer to maintain authoritative DNS ou...
Tue, 14 May, 2019 at 10:16 AM
Configuring a CNAME setup
Task 1 - Activating CNAME setup for a domain Review our guide that explains the benefits and limitations of a CNAME setup. 1.    Create a Cloudflare a...
Wed, 15 May, 2019 at 3:13 PM
Understanding DNS Firewall
What is the DNS Firewall? DNS Firewall (previously known as Virtual DNS) is a DNS proxy that increases performance, security and global distribution for...
Tue, 14 May, 2019 at 10:21 AM
Configuring DNS Firewall
Prerequisites    Your CloudFlare account team must enable DNS Firewall for your account. Change the IP addresses of your nameservers. Changing nameserv...
Tue, 14 May, 2019 at 10:23 AM
DNS Troubleshooting FAQ
Why do I have a dc-######### subdomain? The dc-##### subdomain is added to overcome a conflict created when your SRV or MX record resolves to a domain conf...
Tue, 14 May, 2019 at 10:25 AM
My DNS doesn't work
Symptoms In web browsers such as Safari or Chrome, there are several commonly observable DNS errors: This site can’t be reached This webpage is not av...
Wed, 15 May, 2019 at 3:07 PM
Why was my domain deleted from Cloudflare?
Domain deletion commonly occurs for two reasons: A user with access to the domain removed it. The nameservers no longer point to Cloudflare’s nameservers...
Wed, 15 May, 2019 at 3:05 PM
I cannot add my domain to Cloudflare...
Step 1 - Disable DNSSEC Cloudflare cannot provide authoritative DNS resolution for a domain when DNSSEC is enabled at your domain registrar. You can re-ena...
Wed, 15 May, 2019 at 3:03 PM
Email undeliverable when using Cloudflare
Cloudflare’s default configuration only allows proxying of HTTP traffic and will break mail traffic. DNS records used for mail must have a “grey-cloud” ico...
Wed, 15 May, 2019 at 3:00 PM