Index · Cert expiry · Fastest sites · Free tools · API
13 popular gov sites, ranked by security-header score. Live data, built 2026-11-01.
| # | Site | Headers | Score | Cert days | Avail | ms |
|---|---|---|---|---|---|---|
| 1 | gov.uk | A | 100 | 57 | 100% | 92.5 |
| 2 | whitehouse.gov | B | 83 | 63 | 100% | 62.4 |
| 3 | bund.de | B | 83 | 31 | 100% | 2645.5 |
| 4 | un.org | B | 83 | 141 | 100% | 362.1 |
| 5 | nato.int | B | 83 | 146 | 100% | 432.4 |
| 6 | australia.gov.au | C | 67 | 54 | 100% | 524.8 |
| 7 | usa.gov | C | 50 | 64 | 100% | 221.3 |
| 8 | europa.eu | C | 50 | 117 | 100% | 719.7 |
| 9 | canada.ca | C | 50 | 105 | 100% | 2628.7 |
| 10 | worldbank.org | C | 50 | 56 | 100% | 138.1 |
| 11 | nasa.gov | D | 33 | 70 | 100% | 49.8 |
| 12 | gouv.fr | F | 0 | n/a | 0% | n/a |
| 13 | imf.org | F | 0 | 179 | 100% | 1066.9 |