| Date | IP Address |
| 2021-01-19 | 18.216.116.235 (ClassC) |
| 2025-07-31 | 172.67.191.117 (ClassC) |
| Date | Domain | IP |
| smtp01.sundayscholar.com | 2025-07-31 | 172.67.191.117 |
| mx01.sundayscholar.com | 2025-07-31 | 104.21.60.43 |
| mail11.sundayscholar.com | 2025-07-31 | 172.67.191.117 |
| smtp1.sundayscholar.com | 2025-07-31 | 104.21.60.43 |
| server1.sundayscholar.com | 2025-07-31 | 172.67.191.117 |
| mail12.sundayscholar.com | 2025-07-31 | 172.67.191.117 |
| mail2.sundayscholar.com | 2025-07-31 | 172.67.191.117 |
| mx2.sundayscholar.com | 2025-07-31 | 172.67.191.117 |
| relay2.sundayscholar.com | 2025-07-16 | 172.67.191.117 |
| smtp3.sundayscholar.com | 2025-07-31 | 104.21.60.43 |
| mail4.sundayscholar.com | 2025-07-31 | 104.21.60.43 |
| mail5.sundayscholar.com | 2025-07-31 | 104.21.60.43 |
| barracuda.sundayscholar.com | 2025-07-31 | 172.67.191.117 |
| zimbra.sundayscholar.com | 2025-07-31 | 104.21.60.43 |
| mta.sundayscholar.com | 2025-07-31 | 104.21.60.43 |
| seed.sundayscholar.com | 2025-07-31 | 104.21.60.43 |
| smtp.comune.sundayscholar.com | 2025-07-31 | 172.67.191.117 |
| mailgate.sundayscholar.com | 2025-07-31 | 104.21.60.43 |
| smtpauth.sundayscholar.com | 2025-07-31 | 172.67.191.117 |
| mail.sundayscholar.com | 2025-07-31 | 172.67.191.117 |
| smtp.mail.sundayscholar.com | 2025-07-31 | 104.21.60.43 |
| email.sundayscholar.com | 2025-07-31 | 172.67.191.117 |
| newmail.sundayscholar.com | 2025-07-31 | 104.21.60.43 |
| zmail.sundayscholar.com | 2025-07-31 | 172.67.191.117 |
| ssl.sundayscholar.com | 2025-07-31 | 172.67.191.117 |
| spam.sundayscholar.com | 2025-07-31 | 104.21.60.43 |
| correo.sundayscholar.com | 2025-07-31 | 172.67.191.117 |
| imap.sundayscholar.com | 2025-07-31 | 172.67.191.117 |
| mailapp.sundayscholar.com | 2025-07-31 | 104.21.60.43 |
| ftp.sundayscholar.com | 2025-07-31 | 172.67.191.117 |
| smtp.sundayscholar.com | 2025-07-31 | 172.67.191.117 |
| authsmtp.sundayscholar.com | 2025-07-31 | 172.67.191.117 |
| tiger.sundayscholar.com | 2025-07-31 | 104.21.60.43 |
| mailer.sundayscholar.com | 2025-07-31 | 104.21.60.43 |
| postmaster.sundayscholar.com | 2025-07-31 | 172.67.191.117 |
| hermes.sundayscholar.com | 2025-07-31 | 104.21.60.43 |
| ms.sundayscholar.com | 2025-07-31 | 172.67.191.117 |
| dns.sundayscholar.com | 2025-07-31 | 172.67.191.117 |
| vps.sundayscholar.com | 2025-07-31 | 104.21.60.43 |
| vnet.sundayscholar.com | 2025-07-31 | 172.67.191.117 |
| root.sundayscholar.com | 2025-07-31 | 172.67.191.117 |
| srv.sundayscholar.com | 2025-07-31 | 172.67.191.117 |
| mailsrv.sundayscholar.com | 2025-07-31 | 172.67.191.117 |
| gw.sundayscholar.com | 2025-07-31 | 172.67.191.117 |
| mailgw.sundayscholar.com | 2025-07-16 | 172.67.191.117 |
| tw.sundayscholar.com | 2025-07-16 | 104.21.60.43 |
| eww.sundayscholar.com | 2025-07-16 | 172.67.191.117 |
| mailx.sundayscholar.com | 2025-07-31 | 104.21.60.43 |
| mailbox.sundayscholar.com | 2025-07-31 | 104.21.60.43 |
| mailrelay.sundayscholar.com | 2025-07-31 | 172.67.191.117 |