| bounced |
2026-04-04 18:03:47 |
5.135.250.150 |
darshanladdha3@ymail.com |
|
mta6.am0.yahoodns.net (67.195.228.106) |
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 5.135.250.150 = FAILURE. See https://senders.yahooinc.com/smtp-error-codes/#authentication-failures for more information. |
| bounced |
2026-04-04 18:03:32 |
5.135.250.150 |
juzar51@ymail.com |
|
mta6.am0.yahoodns.net (67.195.204.79) |
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 5.135.250.150 = FAILURE. See https://senders.yahooinc.com/smtp-error-codes/#authentication-failures for more information. |
| bounced |
2026-04-04 18:03:22 |
5.135.250.150 |
capvenkat@ymail.com |
|
mta6.am0.yahoodns.net (67.195.204.79) |
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 5.135.250.150 = FAILURE. See https://senders.yahooinc.com/smtp-error-codes/#authentication-failures for more information. |
| bounced |
2026-04-04 18:03:16 |
5.135.250.150 |
jeet001@ymail.com |
|
mta5.am0.yahoodns.net (67.195.204.72) |
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 5.135.250.150 = FAILURE. See https://senders.yahooinc.com/smtp-error-codes/#authentication-failures for more information. |
| bounced |
2026-04-04 18:00:53 |
5.135.250.150 |
aatisha3110@ymail.com |
|
mta6.am0.yahoodns.net (67.195.204.79) |
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 5.135.250.150 = FAILURE. See https://senders.yahooinc.com/smtp-error-codes/#authentication-failures for more information. |