| base | record | name | ip | reverse | route | as |
| cpmcx.columbia.edu | a | 10.115.113.23 - | (none) | 10.0.0.0/8 | AS6067 ONYX Internet Middlesbrough, TS2 1RY, UK |
| ns | dns1.cpmc.columbia.edu | 156.111.60.150 United States | bc-dns10.cpmc.columbia.edu | 156.111.0.0/16 | AS14 COLUMBIA University in the City of New York Network Operations Academic Information Systems 612 West 115th Street New York, NY 10025 |
| dns2.cpmc.columbia.edu | 156.111.70.150 United States | bc-dns20.cpmc.columbia.edu |
| saell.cc.columbia.edu | 128.59.59.218 United States | tangerine.cc.columbia.edu | 128.59.0.0/16 |
| dns2.itd.umich.edu | 141.211.125.15 United States | twelvemonkeys.mr.itd.umich.edu | 141.211.0.0/16 University of Michigan IT Communications Services 4251 Plymouth Road Ann Arbor MI 48105, US | AS36375 UMICH-ASN1 University of Michigan |
| columbia.edu | a | 128.59.48.24 United States | (none) | 128.59.0.0/16 | AS14 COLUMBIA University in the City of New York Network Operations Academic Information Systems 612 West 115th Street New York, NY 10025 |
| ns-soa | | | (none) | | ? |
| ns | adns1.berkeley.edu | 128.32.136.3 United States | 128.32.0.0/16 University of California, Berkeley | AS25 UCB University of California, Berkeley |
| adns2.berkeley.edu | 128.32.136.14 United States |
| ns1.lse.ac.uk | 158.143.96.8 United Kingdom | 158.143.0.0/16 London School of Economics and Political Science Houghton Street London WC2A 2AE UNITED KINGDOM | AS786 JANET The JANET IP Service UK |
| ext-ns1.columbia.edu | 128.59.59.165 United States | 128.59.0.0/16 | AS14 COLUMBIA University in the City of New York Network Operations Academic Information Systems 612 West 115th Street New York, NY 10025 |
| dns2.itd.umich.edu | 141.211.125.15 United States | twelvemonkeys.mr.itd.umich.edu | 141.211.0.0/16 University of Michigan IT Communications Services 4251 Plymouth Road Ann Arbor MI 48105, US | AS36375 UMICH-ASN1 University of Michigan |
| mx | 10 | external-smtp-multi-vif.cc.columbia.edu | 128.59.48.6 United States | 128.59.0.0/16 | AS14 COLUMBIA University in the City of New York Network Operations Academic Information Systems 612 West 115th Street New York, NY 10025 |