US college web census ยท fetched 2026-09-30
Colleges by control and level: who publishes an accessibility statement, a security.txt, and who blocks GPTBot
9 control and levels, ranked by the share of reachable colleges whose homepage links an accessibility statement. Percentages are of reachable sites; counts are from the census of 2026-09-30.
| Control and level | In list | Reachable | accessibility link | security.txt | block GPTBot | HSTS | privacy link |
|---|---|---|---|---|---|---|---|
| public 4-year | 871 | 852 (97.8%) | 55.8% | 4.8% | 20 | 52.0% | 54.0% |
| public 2-year | 830 | 790 (95.2%) | 53.7% | 3.0% | 14 | 49.7% | 49.5% |
| private nonprofit 4-year | 1,528 | 1,485 (97.2%) | 31.8% | 1.3% | 53 | 45.3% | 50.0% |
| public less-than-2-year | 224 | 215 (96.0%) | 26.5% | 24.7% | 12 | 75.3% | 18.6% |
| private for-profit 4-year | 197 | 189 (95.9%) | 17.5% | 0.0% | 5 | 41.3% | 54.0% |
| private nonprofit 2-year | 115 | 114 (99.1%) | 15.8% | 2.6% | 4 | 35.1% | 44.7% |
| private for-profit 2-year | 254 | 243 (95.7%) | 9.9% | 0.8% | 1 | 28.4% | 52.3% |
| private for-profit less-than-2-year | 900 | 836 (92.9%) | 9.2% | 0.4% | 3 | 31.9% | 33.6% |
| private nonprofit less-than-2-year | 42 | 39 (92.9%) | 7.7% | 0.0% | 2 | 43.6% | 46.2% |
Each control and level links to a page with its numbers and up to 200 of its domains. Method and limits: report.