Error:
The total number of subdomains is capped at 50.
| Hostname | URL | Grade | Tested on |
|---|---|---|---|
| delta.com | https://delta.com | N | November 5th, 2026 15:59 |
| www.delta.com | https://www.delta.com/ca/en | C | November 5th, 2026 16:06 |
| zh.delta.com | https://www.delta.com/ca/en | C | November 5th, 2026 16:27 |
| zt.delta.com | Test does not exist. | ||
The total number of subdomains is capped at 50.
| Hostname | URL | Grade | Tested on |
|---|---|---|---|
| delta.com | https://delta.com | N | November 5th, 2026 16:18 |
| www.delta.com | https://www.delta.com/ca/en | F | November 5th, 2026 16:18 |
| zh.delta.com | https://www.delta.com/ca/en | F | November 5th, 2026 16:23 |
| zt.delta.com | https://www.delta.com/ca/en | F | November 5th, 2026 16:23 |
The total number of subdomains is capped at 50.
| Hostname | URL | Protocol | Grade | Tested on |
|---|---|---|---|---|
| delta.com | https://delta.com 204.74.99.103:443 | HTTPS | N | November 5th, 2026 15:59 |
| www.delta.com | https://www.delta.com 23.39.214.42:443 | HTTPS | A+ | November 5th, 2026 16:00 |
| zh.delta.com | https://zh.delta.com 23.39.214.42:443 | HTTPS | A+ | November 5th, 2026 16:22 |
| zt.delta.com | https://zt.delta.com 23.39.214.42:443 | HTTPS | A+ | November 5th, 2026 16:22 |
| Hostname | Grade | Tested on |
|---|---|---|
| delta.com | B- | November 5th, 2026 16:07 |
| Hostname | Tested on |
|---|---|
| delta.com | November 5th, 2026 15:59 |