Index · Cert expiry · Fastest sites · Free tools · API
29 popular saas sites, ranked by security-header score. Live data, built 2026-11-01.
| # | Site | Headers | Score | Cert days | Avail | ms |
|---|---|---|---|---|---|---|
| 1 | coda.io | B | 83 | 69 | 100% | 27.2 |
| 2 | hubspot.com | B | 83 | 39 | 100% | 236.9 |
| 3 | canva.com | B | 83 | 184 | 100% | 65.0 |
| 4 | dropbox.com | B | 83 | 167 | 100% | 504.0 |
| 5 | asana.com | C | 67 | 70 | 100% | 103.4 |
| 6 | figma.com | C | 67 | 94 | 100% | 181.8 |
| 7 | miro.com | C | 67 | 91 | 100% | 256.0 |
| 8 | clickup.com | C | 67 | 142 | 100% | 25.1 |
| 9 | atlassian.com | C | 67 | 100 | 100% | 544.7 |
| 10 | linear.app | C | 67 | 84 | 100% | 283.4 |
| 11 | zapier.com | C | 67 | 116 | 100% | 135.4 |
| 12 | salesforce.com | C | 67 | 159 | 100% | 2472.4 |
| 13 | grammarly.com | C | 67 | 66 | 100% | 322.1 |
| 14 | box.com | C | 67 | 159 | 100% | 76.9 |
| 15 | notion.so | C | 50 | 69 | 100% | 144.2 |
| 16 | slack.com | C | 50 | 65 | 100% | 220.0 |
| 17 | airtable.com | C | 50 | 86 | 100% | 312.8 |
| 18 | zendesk.com | C | 50 | 82 | 100% | 160.8 |
| 19 | loom.com | C | 50 | 195 | 100% | 73.6 |
| 20 | evernote.com | C | 50 | 63 | 100% | 136.6 |
| 21 | trello.com | D | 33 | 100 | 100% | 25.5 |
| 22 | intercom.com | D | 33 | 178 | 100% | 363.1 |
| 23 | calendly.com | D | 33 | 61 | 100% | 120.1 |
| 24 | smartsheet.com | D | 33 | 57 | 100% | 68.9 |
| 25 | zoom.us | F | 17 | 58 | 100% | 67.8 |
| 26 | monday.com | F | 17 | 45 | 100% | 87.6 |
| 27 | basecamp.com | F | 17 | 33 | 100% | 126.9 |
| 28 | make.com | F | 17 | 89 | 100% | 272.7 |
| 29 | todoist.com | F | 17 | 127 | 100% | 490.3 |