| Hostname | Type | TTL | Priority | Content |
|---|---|---|---|---|
| col7a1.org | SOA | 20800 | ns1.surfnet.nl hostmaster@surfnet.nl 2021042300 20800 3600 604800 86400 | |
| col7a1.org | NS | 20800 | ns1.zurich.surf.net | |
| col7a1.org | NS | 20800 | ns3.surfnet.nl | |
| col7a1.org | NS | 20800 | ns2.surfnet.nl | |
| col7a1.org | NS | 20800 | ns1.surfnet.nl | |
| col7a1.org | A | 3600 | 85.17.68.36 | |
| col7a1.org | MX | 3600 | 10 | smtpextern.rug.nl |
| www.col7a1.org | CNAME | 3600 | gbic.target.rug.nl |