| Name | Parent zone | Child zone | Authoritative IPs |
| Exists? | Glue/additional records | Exists? |
| ns1.centerpointenergy.com | no | yes | A | 158.81.26.141 |
| AAAA | |
| ns2.centerpointenergy.com | no | yes | A | 158.81.127.60 |
| AAAA | |
| ns21.centerpointenergy.com | no | yes | A | 158.81.64.43 |
| AAAA | |
| ns3.centerpointenergy.com | no | yes | A | 158.81.26.37 |
| AAAA | |
| ns4.centerpointenergy.com | no | yes | A | 158.81.26.37 |
| AAAA | |
| eur7.akam.net | yes | N/A (out of bailiwick) | no | A | 23.74.25.65 |
| AAAA | |
| ns1-203.akam.net | yes | N/A (out of bailiwick) | yes | A | 193.108.91.203 |
| AAAA | 2600:1401:2::cb |
| ns1-25.akam.net | yes | N/A (out of bailiwick) | yes | A | 193.108.91.25 |
| AAAA | 2600:1401:2::19 |
| usc5.akam.net | yes | N/A (out of bailiwick) | yes | A | 96.7.50.65 |
| AAAA | 2600:1480:d000::41 |
| use1.akam.net | yes | N/A (out of bailiwick) | yes | A | 72.246.46.64 |
| AAAA | |
| use3.akam.net | yes | N/A (out of bailiwick) | yes | A | 96.7.49.65 |
| AAAA | |
| use9.akam.net | no | yes | A | 72.246.46.65 |
| AAAA | |
| usw7.akam.net | yes | N/A (out of bailiwick) | yes | A | 23.211.132.65 |
| AAAA | |