DNS Records
| Type | TTL | Extra |
|---|---|---|
| A | 3600 | IP : 128.59.44.55 |
| NS | 3600 | TARGET : ext-ns1.columbia.edu |
| NS | 3600 | TARGET : auth2.dns.cogentco.com |
| NS | 3600 | TARGET : auth1.dns.cogentco.com |
| SOA | 3600 | MNAME : ext-ns1.columbia.edu RNAME : hostmaster.columbia.edu SERIAL : 7225 REFRESH : 3600 RETRY : 1800 EXPIRE : 2419200 MINIMUM-TTL : 300 |







