Errors in email can cause trouble to the user rendering them unable to use the email service. Comcast users are often seen struggling when they get all sorts of Comcast email error codes and messages. There can be many reasons behind the occurrence of these error messages. If the errors are not fixed on time then it can create a problem in sending and receiving emails. Every code that the Xfinity webmail users encounter has its meaning and reason. In this article, you will get the solution of error codes and messages in Comcast email in a comprehensive way.

Different Xfinity (Comcast Email) Error Codes

Errors in using Comcast email can cause irritation to the user making him/her helpless in using the Comcast webmail. But the good news is that there is a solution for every type of error message a user gets. Before we move straight to the solution, you should take a thorough look at different type of errors in Xfinity email. Given below are some of the key errors that can interrupt the user in accessing or using the email service smoothly-

Here are the different error codes in Xfinity webmail-

ES000001 ES000010 BL000010 BL000011
BL000000 BL000001 BL000100 BL000101
BL000110 BL000111 BL001000 BL001001
BL001010 BL001011 BL001100 BL001101
BL001110 BL001111

Fix Comcast email error codes and messages

Each error code that you receive when using Comcast email has its meaning and significance. By fixing these codes, you’ll be able to use Comcast webmail without any hindrance. Here is the solution for all of the error codes presented in the table-

ES000001: This error occurs when you are sending email from a residential IP address. If you are accessing Xfinity email with email server other than SMTP (smtp.comcast.net), then you will not be able to send the messages in Comcast. In this case, you can resolve the sending problem in Comcast email by changing the email configuration for the same. In other words, you need to setup Comcast webmail with SMTP as the outgoing email server.

ES000010: The error indicates that you are trying to access Comcast email from a dynamic or residential IP address. Xfinity does not allow the residential/dynamic address to connect to their email servers directly. In case the reverse DNS does not fulfill the Xfinity’s policy of using standard static naming conventions then your IP address will be marked as a dynamic one. Xfinity in such scenario can block your IP address so that you cannot send emails using Comcast webmail. To resolve the issue, you need to contact your email provider so that it can review the email server settings for you and make the required changes as needed. If the mail provider somehow cannot change the naming convention then you need to request them to send their representative to contact Comcast’s Customer Security Assurance Department (CSA).

BL001101: The error simply means that your mail provider is listed on Spamhaus SBL/XBL, TrendMicro MAPS and SenderScore.  These three lists of mail providers are the ones that have marked you as the sender of spam emails. In order to get rid of this error message, you are required to visit Spamhaus , MAPS and SenderScore and request them to remove the blockage.

BL001001: This is just like BL001101 error but here the difference is that your mail provider has been marked as the one responsible for sending spam mails on Spamhaus and TrendMicro MAPS list. To fix this error code, you need to contact the concerned mail provider i.e. Spamhaus SBL/XBL and TrendMicro MAPS.

BL000101: If you are getting this error message on Comcast mail then it means that your mail provider is listed on SenderScore. SenderScore is a list of mail providers who are detected as having sent spam. You are required to visit SenderScore personally and request them to unlock you.

BL000011: The error indicates that your email provider is listed on the Spamhaus SBL/XBL and Cloudmark Sender Intelligence (CSI). These are the two lists of mail providers who’ve been detected as having sent spam. Contact the Spamhaus SBL/XBL and CSI to remove your mail provider from that list.

BL001100: The error signifies that your mail provider is listed on the two lists of mail providers who are detected as ones responsible for sending spam mails. These two mail providers are SenderScore and TrendMicro MAPS. Contact the corresponding mail providers to get the problem resolved.

BL001000: It means that your email provider is red flagged as the one responsible for sending spam mails in the list of TrendMicro MAPS. You need to reach out to the TrendMicro MAPS and request them to unblock you.

BL000100: The error indicates that your mail provider is listed on the SenderScore for having sent spam mails. To fix the issue, you need to visit SenderScore to remove the block.

BL000010: This error means that your mail provider is listed on the Cloudmark Sender Intelligence (CSI), a list of mail providers who’ve been detected as having sent spam. Contact CSI to remove the blockage.

BL001111/ BL001011: In this error message you cannot send emails using Comcast webmail as your mail provider is listed on Spamhaus SBL/XBL, Cloudmark Sender Intelligence (CSI) and TrendMicro MAPS. To fix the error, you are required to visit Spamhaus, CSI and MAPS and request them to unblock you.

BL000111: Here your email provider is listed on Spamhaus SBL/XBL, Cloudmark Sender Intelligence (CSI) and SenderScore, three lists of mail providers who’ve been detected as having sent spam. Visit Spamhaus , CSI and SenderScore to remove the blocks.

BL000001: In case you encounter this error code while sending email then you need to contact Spamhaus SBL/XBL and request them to unblock you.

BL001110: The error indicates that your mail provider is listed on Cloudmark Sender Intelligence (CSI), TrendMicro MAPS and SenderScore list of spammers. Contact them concerned mail provider to resolve the issue.

BL001010: Here the code indicates that your mail provider is red flagged on Cloudmark Sender Intelligence (CSI) and TrendMicro MAPS, who’ve detected it as having sent spam. Reach out to the CSI and MAPS to remove the blockage.

BL000110: This error message signifies that your mail provider has been blocked by Cloudmark Sender Intelligence (CSI) and SenderScore due to spamming. You can request the CSI and SenderScore to remove the blockage and get the issue resolved.

BL000000: The error indicates that email from your mail server is sent in the patterns that are considered as spam. In this case, you need to contact your mail provider and get the problem resolved.

Also check: Comcast Password Recovery Help

Important notes:

  • Just in case you intend to contact the Comcast customer support, then you need to note down the error code that you’re getting. Each error message contains vital information which is why it is necessary for you to jot it down. The support staff can help you better when you tell them the type of code you are constantly receiving.
  • Since email servers are normally shared by many users so there can be a case where someone else is sending the spam mails on your behalf. In this case, you can request for removal of that IP address by reaching out to the Comcast customer support.