Findings / Who runs their DNS← What the homepage is built withAI tools with a verified domain →
05 / 10 · Who runs their DNS · 1,828 YC startups
Cloudflare DNS runs DNS for 41%, 3× GoDaddy DNS. 25% still use the DNS that came with their registrar.
| Label | Share | Value |
|---|---|---|
 Cloudflare DNS | 41% | |
 GoDaddy DNS | 14% | |
 Amazon Route 53 | 11% | |
 Namecheap DNS | 11% | |
 Vercel DNS | 7.4% | |
 Google Cloud DNS | 4.8% | |
 NS1 | 2.0% | |
 Azure DNS | 0.3% | |
| Other | 0.3% | |
| Unrecognised | 7.7% |
How it was measured
From NS records.
Sample
1,828 of 1,873 listed YC startups, W24–F26. Medium confidence and up. Methodology