| Hostname | Type | TTL | Priority | Content |
|---|---|---|---|---|
| tc.edu | SOA | 3600 | ext-ns1.columbia.edu hostmaster@columbia.edu 7330 3600 1800 2419200 300 | |
| tc.edu | NS | 3600 | auth2.dns.cogentco.com | |
| tc.edu | NS | 3600 | auth4.dns.cogentco.com | |
| tc.edu | NS | 3600 | ext-ns1.columbia.edu | |
| tc.edu | NS | 3600 | auth1.dns.cogentco.com | |
| tc.edu | NS | 3600 | auth5.dns.cogentco.com | |
| tc.edu | A | 60 | 34.196.195.67 | |
| tc.edu | MX | 3600 | 100 | alt3.aspmx.l.google.com |
| tc.edu | MX | 3600 | 50 | alt1.aspmx.l.google.com |
| tc.edu | MX | 3600 | 10 | aspmx.l.google.com |
| tc.edu | MX | 3600 | 50 | alt2.aspmx.l.google.com |
| tc.edu | MX | 3600 | 100 | alt4.aspmx.l.google.com |
| www.tc.edu | A | 3600 | 34.196.195.67 |