| bounced |
2026-04-04 18:03:47 |
51.254.4.206 |
ajinkyachavan63@yahoo.in |
|
mx-apac.mail.gm0.yahoodns.net (106.10.248.74) |
smtp;550 5.7.9 This mail has been blocked because the sender is unauthenticated. Yahoo requires all senders to authenticate with either SPF or DKIM. Authentication results: DKIM = FAILURE - SPF bcsonline.org.in with ip 51.254.4.206 = FAILURE. See https://senders.yahooinc.com/smtp-error-codes/#authentication-failures for more information. |
| bounced |
2026-04-04 18:03:41 |
51.254.4.206 |
vipankalra97@yahoo.in |
|
mx-apac.mail.gm0.yahoodns.net (106.10.248.74) |
smtp;550 5.7.9 This mail has been blocked because the sender is unauthenticated. Yahoo requires all senders to authenticate with either SPF or DKIM. Authentication results: DKIM = FAILURE - SPF bcsonline.org.in with ip 51.254.4.206 = FAILURE. See https://senders.yahooinc.com/smtp-error-codes/#authentication-failures for more information. |
| bounced |
2026-04-04 18:03:36 |
51.254.4.206 |
vidyaathalye@yahoo.in |
|
mx-apac.mail.gm0.yahoodns.net (106.10.248.74) |
smtp;550 5.7.9 This mail has been blocked because the sender is unauthenticated. Yahoo requires all senders to authenticate with either SPF or DKIM. Authentication results: DKIM = FAILURE - SPF bcsonline.org.in with ip 51.254.4.206 = FAILURE. See https://senders.yahooinc.com/smtp-error-codes/#authentication-failures for more information. |
| bounced |
2026-04-04 18:03:25 |
51.254.4.206 |
sunilgnc1970@yahoo.in |
|
mx-apac.mail.gm0.yahoodns.net (106.10.248.74) |
smtp;550 5.7.9 This mail has been blocked because the sender is unauthenticated. Yahoo requires all senders to authenticate with either SPF or DKIM. Authentication results: DKIM = FAILURE - SPF bcsonline.org.in with ip 51.254.4.206 = FAILURE. See https://senders.yahooinc.com/smtp-error-codes/#authentication-failures for more information. |
| bounced |
2026-04-04 18:03:17 |
51.254.4.206 |
jitendrasingh_18@yahoo.in |
|
mx-apac.mail.gm0.yahoodns.net (106.10.248.74) |
smtp;550 5.7.9 This mail has been blocked because the sender is unauthenticated. Yahoo requires all senders to authenticate with either SPF or DKIM. Authentication results: DKIM = FAILURE - SPF bcsonline.org.in with ip 51.254.4.206 = FAILURE. See https://senders.yahooinc.com/smtp-error-codes/#authentication-failures for more information. |
| bounced |
2026-04-04 18:02:57 |
51.254.4.206 |
camotilal_jhamvar@yahoo.in |
|
mx-apac.mail.gm0.yahoodns.net (106.10.248.74) |
smtp;550 5.7.9 This mail has been blocked because the sender is unauthenticated. Yahoo requires all senders to authenticate with either SPF or DKIM. Authentication results: DKIM = FAILURE - SPF bcsonline.org.in with ip 51.254.4.206 = FAILURE. See https://senders.yahooinc.com/smtp-error-codes/#authentication-failures for more information. |
| bounced |
2026-04-04 18:02:51 |
51.254.4.206 |
srpatel86@yahoo.in |
|
mx-apac.mail.gm0.yahoodns.net (106.10.248.74) |
smtp;550 5.7.9 This mail has been blocked because the sender is unauthenticated. Yahoo requires all senders to authenticate with either SPF or DKIM. Authentication results: DKIM = FAILURE - SPF bcsonline.org.in with ip 51.254.4.206 = FAILURE. See https://senders.yahooinc.com/smtp-error-codes/#authentication-failures for more information. |
| bounced |
2026-04-04 18:02:33 |
51.254.4.206 |
VIKASVARYANI@YAHOO.IN |
|
mx-apac.mail.gm0.yahoodns.net (106.10.248.74) |
smtp;550 5.7.9 This mail has been blocked because the sender is unauthenticated. Yahoo requires all senders to authenticate with either SPF or DKIM. Authentication results: DKIM = FAILURE - SPF bcsonline.org.in with ip 51.254.4.206 = FAILURE. See https://senders.yahooinc.com/smtp-error-codes/#authentication-failures for more information. |
| delivered |
2026-04-04 18:00:44 |
51.254.4.206 |
khowalaankita@yahoo.in |
|
mx-apac.mail.gm0.yahoodns.net (106.10.248.74) |
smtp;250 ok dirdel |