Defaults.Exposed › By TLD › .uk
The state of .uk domain security — United Kingdom
Across 5,559,413 graded .uk (a proxy for United Kingdom) domains, here is how domain security breaks down. Aggregate patterns only — we never publish an individual business's grade. As of 2026-06-28.
Note: .uk is used as a proxy for United Kingdom based on the domain's TLD, not where the company is registered.
Grade distribution
| Grade | Domains | Share |
|---|---|---|
| A+ | 181 | 0% |
| A | 1,320 | 0% |
| B | 38,114 | 0.7% |
| C | 313,375 | 5.6% |
| D | 799,126 | 14.4% |
| F | 4,407,297 | 79.3% |
Want to know where your .uk domain ranks? Check it privately and free — we only ever show an individual domain's grade to its verified owner. Run the free check →