
| Name | Parent zone | Child zone | Authoritative IPs | |||
|---|---|---|---|---|---|---|
| Exists? | Glue/additional records | Exists? | ||||
| auth1.dns.cogentco.com | yes | N/A (out of bailiwick) | yes | A | 66.28.0.14 | |
| AAAA | 2001:550:1:a::d | |||||
| auth2.dns.cogentco.com | yes | N/A (out of bailiwick) | yes | A | 66.28.0.30 | |
| AAAA | 2001:550:1:b::d | |||||
| auth4.dns.cogentco.com | yes | N/A (out of bailiwick) | yes | A | 80.245.32.74 | |
| AAAA | 2001:978:1:a::d | |||||
| auth5.dns.cogentco.com | yes | N/A (out of bailiwick) | yes | A | 80.91.64.50 | |
| AAAA | 2001:978:1:b::d | |||||
| ext-ns1.columbia.edu | yes | A | 128.59.1.1 | yes | A | 128.59.1.1 |
| AAAA | AAAA | 2001:18d8::35 2001:18d8:1::1:1 | ||||
| dns2.itd.umich.edu | yes | A | 192.12.80.222 | yes | A | 192.12.80.222 |
| AAAA | AAAA | |||||
| ns1.lse.ac.uk | yes | N/A (out of bailiwick) | yes | A | 158.143.96.8 | |
| AAAA | ||||||