| Date | IP Address |
| 2021-11-14 | 172.64.201.9 (ClassC) |
| 2025-11-27 | 104.26.11.162 (ClassC) |
| Date | Domain | IP |
| cwa.columbiasc.gov | 2025-11-05 | 3.175.34.28 |
| parksandrec.columbiasc.gov | 2025-11-02 | 104.26.10.162 |
| finance.columbiasc.gov | 2025-11-03 | 172.67.74.253 |
| parking.columbiasc.gov | 2025-11-02 | 104.26.11.162 |
| cityclerk.columbiasc.gov | 2025-11-02 | 104.26.10.162 |
| dr.columbiasc.gov | 2025-11-02 | 209.87.149.159 |
| hr.columbiasc.gov | 2025-11-27 | 104.26.11.162 |
| mayor.columbiasc.gov | 2025-11-02 | 104.26.11.162 |
| animalservices.columbiasc.gov | 2025-11-02 | 104.26.11.162 |
| governmentalaffairs.columbiasc.gov | 2025-11-02 | 172.67.74.253 |
| grants.columbiasc.gov | 2025-11-02 | 172.67.74.253 |
| bullstreet.columbiasc.gov | 2025-11-27 | 104.26.11.162 |
| mit.columbiasc.gov | 2025-03-24 | 104.26.11.162 |
| procurement.columbiasc.gov | 2025-11-02 | 104.26.10.162 |
| planninganddevelopment.columbiasc.gov | 2025-11-03 | 104.26.10.162 |
| communitydevelopment.columbiasc.gov | 2025-11-03 | 104.26.10.162 |
| content.columbiasc.gov | 2025-11-03 | 104.26.10.162 |
| municipalcourt.columbiasc.gov | 2025-11-02 | 172.67.74.253 |
| www.columbiasc.gov | 2025-11-02 | 104.26.11.162 |
| publicsafety.columbiasc.gov | 2025-11-03 | 104.26.10.162 |