Experienced developers don't always register domains at Cloudflare, but they often move their DNS there. This post explains the difference between domain registration and DNS hosting, why Cloudflare became the default choice for developers (anycast speed, a cleaner management panel, and CDN/SSL/security integration), and how to migrate DNS records step by step without breaking email. It also covers lowering TTL before the switch, DNSSEC, and the most common migration questions.
If you work with website deployments, server migrations, CDNs, SSL certificates, email verification, and security hardening, you have probably noticed an interesting pattern: plenty of experienced developers don’t register their domains at Cloudflare, but they almost always host their DNS there.
It’s not brand recognition, and it’s not just that it’s free. DNS has outgrown its old job description of “point a domain at an IP address.” In a modern website stack, DNS is the entry point for traffic, security, performance, and day-to-day operations.
For a casual site owner, DNS is a couple of A records, a CNAME, maybe an MX record. For a developer, DNS is a critical infrastructure layer. Switching servers, onboarding a CDN, setting up email, verifying third-party services, running canary rollouts, absorbing attack traffic, debugging access issues. Almost every problem eventually comes back to DNS.
This article covers the basics first, then the concrete reasons developers choose Cloudflare DNS, a step-by-step migration walkthrough, and answers to the most common questions.
Start by separating domain registration, DNS resolution, and common records
Before talking about why Cloudflare wins, let’s clear up three concepts that people often mix together.
Domain registration
Registering a domain means leasing the right to use it from a registry and recording ownership there. The company you actually deal with is the registrar, NameSilo, Namecheap, GoDaddy, and similar sellers, which handles registration and renewals on your behalf. A registrar answers one question: who owns this domain.
DNS resolution
DNS resolution answers a different question: where does this domain point. When someone types a domain into a browser, DNS translates it into the server’s IP address before any real request can be made. Resolution happens before the user sees a single byte of your page, which is why it has an outsized effect on perceived speed.
Common DNS records
DNS works through individual records. The ones you will meet most often:
| Record type | What it does | Typical use |
|---|---|---|
A | Points a domain to an IPv4 address | Main website record |
AAAA | Points a domain to an IPv6 address | IPv6-enabled sites |
CNAME | Alias pointing to another domain | www, subdomains, CDN onboarding |
MX | Specifies the mail server | Receiving email |
TXT | Holds arbitrary text | SPF/DKIM, domain ownership verification |
NS | Specifies the authoritative DNS servers | Decides who hosts your DNS |
CAA | Lists CAs allowed to issue certificates | Restricting SSL certificate issuers |
SRV | Locates a specific network service | Microsoft 365 and other service configs |
Where you register a domain and where you host its DNS are two independent decisions. Registrars bundle basic DNS management as a convenience, that doesn’t mean you have to use it.
Why experienced developers choose Cloudflare DNS
Cloudflare isn’t the only dedicated DNS provider, but it has become the default choice for a few concrete reasons.
Speed and stability
A DNS lookup looks like a tiny request, but it happens before the user can even start loading your page. If resolution is slow, visitors wait before the first byte arrives. Cloudflare runs one of the largest anycast networks on the internet, so each DNS query is automatically routed to the nearest healthy node. Whether visitors come from North America, Europe, Asia, or anywhere else, lookups stay fast, with no single point of failure.
A management experience that stays out of your way
Most registrars offer DNS management too, but the interfaces are usually basic: limited record types, unclear propagation feedback, and awkward debugging. Cloudflare’s DNS panel is more professional, A, AAAA, CNAME, TXT, MX, SRV, and CAA records are all easy to manage. For developers who regularly configure Google Workspace, Microsoft 365, Mailgun, Resend, Search Console, SSL certificate validation, and assorted SaaS services, that clarity saves a lot of time.
DNS integrated with CDN, security, and SSL
Plain DNS just tells the browser which server a domain points to. Cloudflare’s orange-cloud proxy mode routes traffic through Cloudflare first, then forwards it to your origin. That means you can enable a CDN, hide the origin IP, turn on HTTPS, configure the WAF, set cache rules, create redirects, and throttle malicious requests, all from the DNS layer, often without touching server code. Every record has an explicit grey-cloud (DNS only) and orange-cloud (proxied) toggle, so intent is visible and auditable.
Add a full REST API, a Terraform provider, and CLI tools, and your DNS configuration becomes versionable and scriptable, something a registrar panel will never give you. Side by side with registrar DNS, the difference is clear:
| Dimension | Registrar DNS | Cloudflare DNS |
|---|---|---|
| Resolution speed | Varies by provider | Anycast, global |
| Record type support | Basic, often missing SRV / CAA | Full range |
| API and automation | Usually none | REST API / Terraform |
| CDN / security / SSL integration | No | Orange-cloud proxy |
| Price | Free (bundled) | Free |
How to move your DNS to Cloudflare, step by step
Migrating a zone is low-risk as long as you respect the email records: a wrong web record means the site won’t load; a lost mail record means email silently breaks, and you may not notice for weeks. Before you touch anything, export or screenshot every DNS record. MX, SPF, DKIM, and DMARC are the ones that get lost. If you send marketing email through a provider like Apollo, an incomplete SPF/DKIM setup will quietly tank your deliverability; see this email authentication guide for how to configure those records properly.
Lower your TTL to 300 (or even 60) a day or two before the migration; here is why TTL matters and how to do it. When you flip nameservers, old resolvers pick up the change faster, and if anything goes wrong you can roll back quickly. Raise the TTL back once everything is stable.
One more thing worth knowing: if DNSSEC is enabled at your registrar, disable it before switching nameservers and re-enable it in Cloudflare afterwards. Otherwise validation failures can make the domain unresolvable.
- Create a Cloudflare account and sign in.
- Add your domain and choose full setup (not CNAME setup), you want Cloudflare to be authoritative for the whole zone.
- Review the imported records. Cloudflare scans your existing DNS automatically. Check every A, AAAA, CNAME, TXT, MX, and NS record against your export, and add anything the scan missed.
- Copy the two nameservers Cloudflare assigns to your zone (they look like
xxx.ns.cloudflare.com). - Replace your registrar’s nameservers with those two. This is the only step that happens at the registrar, and it’s the actual switch.
- Wait for Active. Cloudflare checks periodically; propagation usually completes within hours, occasionally up to 24-48 hours depending on your registrar and TTL.
- If you use DNSSEC, enable it in Cloudflare and add the DS record at your registrar.
Common questions
Q: Do I have to use Cloudflare’s CDN?
A: No. Every record can stay DNS-only (grey cloud). The DNS benefits, anycast speed, API management, one panel, are yours either way. When you want the CDN, just flip a record to the orange cloud.
Q: Do I need to transfer the domain away from my registrar?
A: No. The domain stays with your registrar; only the nameservers change. Registration and DNS hosting are separate decisions, and they don’t have to live at the same company.
Q: Can I keep email with my current provider?
A: Yes. MX and TXT records simply keep pointing where they point today. Moving nameservers doesn’t move your mailbox, as long as the records survive the import, email keeps working.
Q: Is Cloudflare DNS really free?
A: Standard DNS on the free plan is free, with unlimited queries for normal usage. Paid plans add advanced features like finer cache control and WAF rules; the core DNS service doesn’t require them.
Q: Will my site go down during the migration?
A: Not with normal care. Import every web and mail record, verify them, then flip the nameservers, resolution transitions smoothly. The only real risks are mail records and DNSSEC, both covered above.
Q: How long does the switch take to propagate?
A: Usually a few hours; with some registrars and network conditions it can take up to 24-48 hours. When the zone status in Cloudflare changes from Pending to Active, the new nameservers are live.
The bottom line
Back to the pattern from the intro: experienced developers host DNS on Cloudflare because it buys them control without the busywork. DNS is the first switch in your traffic path, and putting it on a free, fast, well-organized platform that also bundles CDN, SSL, and security means your most critical infrastructure layer runs on the least fussy tool available.
If you haven’t migrated yet, start with a low-traffic domain: export your records, add the zone to Cloudflare, review the import, flip the nameservers, and watch it go Active. Once you’ve done it once, every future domain takes about ten minutes.
every Thursday.
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