| Date | IP Address |
| 2025-11-02 | 113.196.76.66 (ClassC) |
| Date | Domain | IP |
| appapiv2.happygocard.com.tw | 2025-03-03 | 35.74.84.78 |
| hgappadmweb.happygocard.com.tw | 2024-11-24 | 3.114.88.197 |
| einvoice.happygocard.com.tw | 2025-09-19 | 18.177.225.59 |
| cf.happygocard.com.tw | 2024-12-03 | 18.238.217.59 |
| event.happygocard.com.tw | 2025-02-04 | 18.172.170.68 |
| footprint.happygocard.com.tw | 2024-11-30 | 57.180.118.227 |
| mpt.happygocard.com.tw | 2025-11-02 | 113.196.76.66 |
| cf.st.happygocard.com.tw | 2025-09-29 | 3.169.173.33 |
| footprint.st.happygocard.com.tw | 2025-02-24 | 18.180.23.248 |
| www.happygocard.com.tw | 2025-01-04 | 3.163.165.5 |