| Hostname | Type | TTL | Priority | Content |
|---|---|---|---|---|
| hands-on-optics.com | SOA | 21600 | yogi.osa.org admin@osa.org 24 900 600 3600 14400 | |
| hands-on-optics.com | NS | 14400 | NS2401 | |
| hands-on-optics.com | NS | 14400 | NS2 | |
| hands-on-optics.com | NS | 14400 | yogi2.osa.org | |
| hands-on-optics.com | NS | 14400 | yogi.osa.org | |
| hands-on-optics.com | NS | 14400 | NS2402 | |
| www.hands-on-optics.com | A | 14400 | 216.27.36.26 |