| Date | IP Address |
| 2026-02-20 | 34.120.51.25 (ClassC) |
| Date | Domain | IP |
| comune.erba.co.it | 2025-09-07 | 34.120.51.25 |
| eventi.comune.erba.co.it | 2026-02-20 | 178.33.142.175 |
| link.comune.erba.co.it | 2025-08-29 | 185.3.93.228 |
| webmail.comune.erba.co.it | 2025-05-24 | 52.16.48.173 |
| sportellotelematico.comune.erba.co.it | 2025-09-11 | 35.205.142.48 |
| autodiscover.comune.erba.co.it | 2025-04-07 | 52.50.117.91 |
| www.comune.erba.co.it | 2026-02-20 | 34.120.51.25 |