Who Controls the Internet's Plumbing? DNS and Registrar Market Share in 2026

Two companies answer DNS for a quarter of all domains, and one company registers nearly a fifth of them — once you untangle the shell entities it hides behind. I pulled webatla's full index of roughly 405 million domains — a June 2026 snapshot — joined its authoritative nameserver and registry records, and measured who actually controls the internet's plumbing. This is the DNS provider market share 2026 and domain registrar market share 2026 picture, with the consolidation the raw leaderboards quietly understate — plus a tour of the oldest domains still online.

How concentrated is DNS?

Start with DNS, because it is the layer most people never think about and every request depends on. I grouped all ~405M domains by their authoritative nameserver provider. Here is the top of the table.

The headline: just two providers — GoDaddy's domaincontrol.com and Cloudflare — answer DNS for 24.90% of all domains. (GoDaddy's real footprint is larger still: afternic.com at #5, another 2.49%, is also GoDaddy.) The top five reach 32.98%, the top ten 41.87%, and the top twenty 49.23%. The 37 providers I could attribute cover 55.23% of all domains. That is what DNS concentration looks like in 2026: a long tail of self-hosted and niche nameservers, sitting under a very short head.

Why DNS concentration is systemic risk

This matters beyond trivia. DNS is a single point of failure: if your nameserver provider goes dark, your domain effectively vanishes even though your servers are fine. When a provider answers for 10%+ of all domains, its bad day is the internet's bad day. The textbook case is the October 2016 DDoS attack on the managed-DNS provider Dyn, which made Twitter, Spotify, Reddit, Netflix and PayPal unreachable for hours — not because those companies failed, but because they shared one DNS dependency. It keeps happening: a single Cloudflare internal error on 18 November 2025 took down X, ChatGPT, Claude and Shopify at once. Concentration trades resilience for convenience. Cloudflare at 10.65% and GoDaddy at ~14% are not just big businesses; they are shared dependencies for a meaningful slice of the web. If you run infrastructure, security, or you're underwriting risk, the DNS dataset lets you measure your own exposure rather than guess at it.

Domain registrar market share 2026: the leaderboard, and what it hides

Domain registration tells a similar story — but the largest-registrars leaderboard is actively misleading if you read it raw, because the giants register under many legal entities at once.

Here is the raw leaderboard — share of all domains by single legal entity:

Raw, the top five hold 28.72% and the top ten 37.45%; the 100 registrars listed cover 70.52% of all domains.

What the raw leaderboard hides: shell entities

The problem is that "GoDaddy.com LLC" is only one of GoDaddy's ICANN-accredited registrars. GoDaddy owns Wild West Domains, LLC (a separate accredited entity, IANA ID 440) and operates several others. When I consolidated the multiple legal names each owner registers under — webatla's own grouping methodology, mapped by hand against the IANA registrar-ID registry — the picture shifts:

GoDaddy jumps from 16.91% to 19.64% once you merge the seven GoDaddy entities in our data — almost three full points of market share invisible on the raw leaderboard. Consolidated, the top three owners control 28.83% of all domain registrations.

The most striking re-grouping is at #4. "Squarespace Domains II LLC" is literally the renamed Google Domains registrar. The proof is clean: IANA registrar IDs are permanent and never reassigned. Google's registrar held IANA ID 895; the IANA registry now lists ID 895 as "Squarespace Domains II LLC." Squarespace bought the ~10M-domain Google Domains book in 2023 and inherited the entity outright. (Confusingly, the googledomains.com nameservers back in the DNS table are still Google's own Cloud DNS — only the registrar business moved to Squarespace.) Similarly, Alibaba Cloud, HiChina, and Wanwang are one registrar (IANA ID 1599); Network Solutions, Register.com, and Domain.com all roll up to Newfold Digital. If you want to study this lineage yourself, the registrar and creation-date fields live in the RDAP/WHOIS dataset — and our post on RDAP vs WHOIS explains why we standardised on RDAP.

Brand-protection vs mass-market registrars

Here is the counterintuitive part. The volume giants do not hold the internet's marquee domains. In our data, the famous, high-value names cluster at corporate brand-protection registrars instead:

GoDaddy, Namecheap, and Hostinger own the mass volume — tens of millions of ordinary domains — but the names a Fortune 500 legal team loses sleep over sit at MarkMonitor and CSC, where the pitch is security and trademark defense, not price. Market share by count and market share by value are two different maps. The all-data join lets you draw both.

The oldest domains on the internet

Joining registry creation dates onto the active-domain list surfaces the internet's living fossils — the oldest domains still registered and resolving today.

symbolics.com, registered 1985-03-15, is the first .com domain ever — and it is still online. Behind it sits a roll call of 1980s computing: a Lisp-machine maker, Digital Equipment, Xerox, HP, IBM, Intel, AT&T. Notice how many of these now sit at MarkMonitor and CSC — the same brand-protection pattern, applied to the oldest and most valuable names on the network.

An honesty caveat on the dates

A few records in the data carry obviously fake timestamps: nordu.net is stamped 1985-01-01, and a cluster of .se domains all read 1985-01-17. Those dates predate symbolics.com — but they are almost certainly registry default/placeholder values, not real registrations, so I will not claim them as "older than the first .com." The verifiable first .com is symbolics.com on 1985-03-15. Stating that plainly matters more than a flashier number; if the data has a soft spot, you should hear it from me, not discover it later.

"Concentration this deep is a systemic-risk question, not a trivia question. The point of owning the raw data is that you can measure your own exposure — you don't have to trust a vendor's dashboard to tell you how exposed you are to the vendor." — Alan, webatla CEO

Methodology

A few notes so you can judge — and reproduce — the analysis:

• Scope and date. This analysis was run in June 2026; every figure is a point-in-time snapshot of that month and will drift as domains are registered, dropped and transferred. All figures are shares of webatla's full active-domain index of ~405 million domains. DNS shares are computed from each domain's authoritative nameserver provider; registrar and creation-date figures come from registry/RDAP records.
• Entity consolidation is ours. The raw registrar table reflects single legal entities exactly as registries report them. The consolidated table is webatla's grouping: we map each accredited legal entity to its true owner — verified against the IANA registrar-ID registry — so that GoDaddy's seven entities, Alibaba's three, and Squarespace's inherited Google book count once, under the right parent. We publish both so you can see exactly what we merged.
• No SQL required. This is creation-date and nameserver data joined across two files. Every number here traces to a column you can pivot in a spreadsheet — no query engine needed.
• We flag soft data. Placeholder registration dates (the 1985-01-01 / 1985-01-17 records) are kept in the raw data but excluded from the "first .com" claim.

FAQ

What is the most popular DNS provider in 2026? GoDaddy's domaincontrol.com, the authoritative nameserver for 14.24% of all domains, followed by Cloudflare at 10.65%. Together those two answer 24.90% of the internet's DNS.

Which registrar has the most domains? GoDaddy. Its flagship entity, GoDaddy.com LLC, holds 16.91% of all domains on its own; consolidating the GoDaddy entities in our data brings the group to 19.64% — comfortably the largest registrar by domain count. The registrar field comes from the RDAP/WHOIS dataset.

What was the first .com domain? symbolics.com, registered 1985-03-15, and it is still online today. Some records in the raw data carry earlier placeholder dates (e.g. 1985-01-01), but those are registry defaults, not real registrations.

Is Squarespace really the old Google Domains registrar? Yes. "Squarespace Domains II LLC" is the renamed entity that held Google Domains — IANA registrar ID 895, which is permanent and never reassigned, still points to that same registrar of record.

How concentrated is the domain market overall? The top two DNS providers cover 24.90% of domains and the top ten cover 41.87%; on the registrar side, the top ten legal entities cover 37.45% — or about 43.4% once you consolidate them by owner. Concentration is high at the head and falls off into a long tail.

Get the data and measure it yourself

Vendor dashboards show you their slice. The raw data lets you measure the whole market — DNS concentration, registrar ownership, domain age — on your own terms.

• DNS dataset — €199 → authoritative nameserver records per domain. Powers the DNS-concentration analysis above.
• RDAP/WHOIS dataset — €299 → registrar and creation date per domain. Powers the registrar-consolidation and oldest-domains analysis.
• All-data join — €599 → everything joined into one file — do all of the above in a single pivot.
• All active domains — €29 → the base domain list everything builds on.

Browse the full catalogue on the datasets page and pricing →. If you're new to the data, start with how to download a list of all active domains, then see what the AI domain boom and the fastest-growing TLDs of Q1 2026 are doing to the TLD landscape.