| Date | IP Address |
| 2025-08-13 | 181.224.134.158 (ClassC) |
| Date | Domain | IP |
| mx10.optimumfhb.com | 2024-09-11 | 181.224.134.158 |
| mx20.optimumfhb.com | 2025-03-14 | 181.224.134.158 |
| mx0.optimumfhb.com | 2025-01-20 | 181.224.134.158 |
| mail01.optimumfhb.com | 2025-04-21 | 181.224.134.158 |
| smtp01.optimumfhb.com | 2024-12-25 | 181.224.134.158 |
| mx01.optimumfhb.com | 2025-05-20 | 181.224.134.158 |
| mail11.optimumfhb.com | 2024-10-23 | 181.224.134.158 |
| mail1.optimumfhb.com | 2024-12-25 | 181.224.134.158 |
| ms1.optimumfhb.com | 2024-10-01 | 181.224.134.158 |
| ns1.optimumfhb.com | 2024-07-05 | 181.224.134.158 |
| mail12.optimumfhb.com | 2025-05-01 | 181.224.134.158 |
| mail2.optimumfhb.com | 2025-07-03 | 181.224.134.158 |
| smtp2.optimumfhb.com | 2025-02-13 | 181.224.134.158 |
| server2.optimumfhb.com | 2025-01-28 | 181.224.134.158 |
| ns2.optimumfhb.com | 2025-07-30 | 181.224.134.158 |
| mail3.optimumfhb.com | 2024-07-04 | 181.224.134.158 |
| pop3.optimumfhb.com | 2025-03-25 | 181.224.134.158 |
| smtp3.optimumfhb.com | 2025-07-08 | 181.224.134.158 |
| mail5.optimumfhb.com | 2025-03-25 | 181.224.134.158 |
| mx5.optimumfhb.com | 2025-06-14 | 181.224.134.158 |
| mx7.optimumfhb.com | 2025-05-22 | 181.224.134.158 |
| mail9.optimumfhb.com | 2025-07-03 | 181.224.134.158 |
| barracuda.optimumfhb.com | 2025-06-08 | 181.224.134.158 |
| zimbra.optimumfhb.com | 2025-04-04 | 181.224.134.158 |
| mta.optimumfhb.com | 2025-07-04 | 181.224.134.158 |
| posta.optimumfhb.com | 2025-01-23 | 181.224.134.158 |
| exchange.optimumfhb.com | 2025-06-23 | 181.224.134.158 |
| comune.optimumfhb.com | 2024-09-12 | 181.224.134.158 |
| mail.comune.optimumfhb.com | 2025-04-05 | 181.224.134.158 |
| smtp.comune.optimumfhb.com | 2025-02-13 | 181.224.134.158 |
| gate.optimumfhb.com | 2025-03-28 | 181.224.134.158 |
| mailgate.optimumfhb.com | 2024-11-05 | 181.224.134.158 |
| remote.optimumfhb.com | 2024-11-23 | 181.224.134.158 |
| smtpauth.optimumfhb.com | 2025-04-23 | 181.224.134.158 |
| mail.optimumfhb.com | 2024-06-23 | 181.224.134.158 |
| email.optimumfhb.com | 2025-01-12 | 181.224.134.158 |
| outmail.optimumfhb.com | 2024-09-08 | 181.224.134.158 |
| vmail.optimumfhb.com | 2025-05-16 | 181.224.134.158 |
| spam.optimumfhb.com | 2025-04-07 | 181.224.134.158 |
| antispam.optimumfhb.com | 2025-01-12 | 181.224.134.158 |
| correo.optimumfhb.com | 2025-06-03 | 181.224.134.158 |
| pop.optimumfhb.com | 2025-04-05 | 181.224.134.158 |
| ftp.optimumfhb.com | 2025-07-11 | 181.224.134.158 |
| smtp.optimumfhb.com | 2025-02-26 | 181.224.134.158 |
| authsmtp.optimumfhb.com | 2025-08-13 | 181.224.134.158 |
| backup.optimumfhb.com | 2025-02-17 | 181.224.134.158 |
| mailer.optimumfhb.com | 2025-04-13 | 181.224.134.158 |
| sniper.optimumfhb.com | 2024-08-06 | 181.224.134.158 |
| postmaster.optimumfhb.com | 2025-07-03 | 181.224.134.158 |
| hermes.optimumfhb.com | 2024-09-02 | 181.224.134.158 |
| mails.optimumfhb.com | 2025-01-12 | 181.224.134.158 |
| ms.optimumfhb.com | 2025-03-16 | 181.224.134.158 |
| jenkins.optimumfhb.com | 2025-02-28 | 181.224.134.158 |
| smtps.optimumfhb.com | 2025-07-31 | 181.224.134.158 |
| mxs.optimumfhb.com | 2025-03-20 | 181.224.134.158 |
| host.optimumfhb.com | 2025-04-12 | 181.224.134.158 |
| gw.optimumfhb.com | 2025-01-23 | 181.224.134.158 |
| www.optimumfhb.com | 2025-04-07 | 181.224.134.158 |
| box.optimumfhb.com | 2025-01-17 | 181.224.134.158 |
| mailbox.optimumfhb.com | 2024-07-26 | 181.224.134.158 |
| mailrelay.optimumfhb.com | 2025-05-22 | 181.224.134.158 |