| Date | IP Address |
| 2019-05-25 | 23.23.3.71 (ClassC) |
| 2020-09-21 | 54.81.195.204 (ClassC) |
| 2021-08-14 | 18.233.216.195 (ClassC) |
| 2021-10-14 | 52.1.156.132 (ClassC) |
| 2021-10-14 | 3.223.82.252 (ClassC) |
| 2026-01-24 | 52.36.131.229 (ClassC) |
| Date | Domain | IP |
| api-qa.topcon.com | 2024-04-18 | 54.162.128.250 |
| marketinghub.topcon.com | 2026-01-24 | 52.36.131.229 |
| mdc.topcon.com | 2025-11-14 | 52.37.136.110 |
| api-oaf.topcon.com | 2025-04-17 | 75.2.60.68 |
| learning.topcon.com | 2024-10-25 | 3.213.209.113 |
| www.learning.topcon.com | 2025-08-19 | 34.206.172.50 |
| elearning.topcon.com | 2024-09-18 | 3.215.19.233 |
| id.auth.topcon.com | 2024-03-28 | 65.8.161.110 |
| pavelink-api.topcon.com | 2025-03-30 | 34.253.249.25 |
| sitelink.topcon.com | 2023-10-04 | 44.206.172.217 |
| api.sitelink.topcon.com | 2025-10-17 | 107.23.145.117 |
| eu-api.sitelink.topcon.com | 2024-07-26 | 52.28.214.104 |
| pavelink.topcon.com | 2025-09-07 | 34.253.249.25 |
| tests.consumption.topcon.com | 2024-04-13 | 3.218.37.141 |
| learningspecsavers.topcon.com | 2025-10-11 | 44.198.222.8 |
| assets.topcon.com | 2025-06-15 | 18.172.170.99 |
| smartgraderemotesupport.topcon.com | 2024-06-03 | 34.203.166.224 |
| www.topcon.com | 2025-12-10 | 12.107.178.73 |