| Date | IP Address |
| 2024-10-29 | 52.157.73.111 (ClassC) |
| Date | Domain | IP |
| acc.ul.iwforinvoicetopay.ibm.com | 2024-10-29 | 52.157.73.111 |
| prod.ul.iwforinvoicetopay.ibm.com | 2024-10-28 | 51.145.247.194 |
| accdataengine.ul.iwforinvoicetopay.ibm.com | 2024-10-29 | 52.157.73.111 |
| proddataengine.ul.iwforinvoicetopay.ibm.com | 2024-10-29 | 51.145.247.194 |
| nfndataengine.ul.iwforinvoicetopay.ibm.com | 2024-02-21 | 23.198.111.63 |
| nfn.ul.iwforinvoicetopay.ibm.com | 2024-01-14 | 51.124.35.216 |
| uat.ul.iwforinvoicetopay.ibm.com | 2024-10-04 | 20.101.110.139 |