emails bouncing back

This message was created automatically by mail delivery software.

A message that you sent could not be delivered to one or more of its
recipients. This is a permanent error. The following address(es) failed:

   amball4@comcast.net
    host mx1a1.comcast.net [96.103.145.165]
    SMTP error from remote mail server after initial connection:
    554 resimta-a1p-087375.sys.comcast.net resimta-a1p-087375.sys.comcast.net 66.96.184.2 found on one or more DNSBLs, see  https://postmaster.comcast.net/smtp-error-codes.php#BL000100

Reporting-MTA: dns; bosmailout02.eigbox.net

Action: failed
Final-Recipient: rfc822; amball4@comcast.net
Status: 5.0.0
Remote-MTA: dns; mx1a1.comcast.net
Remote-MTA: X-ip; [96.103.145.165]
X-Remote-MTA-smtp-greeting: X-str; 554 resimta-a1p-087375.sys.comcast.net resimta-a1p-087375.sys.comcast.net 66.96.184.2 found on one or more DNSBLs, see https://p
X-Exim-Diagnostic: X-str; SMTP error from remote mail server after initial connection: 554 resimta-a1p-087375.sys.comcast.net resimta-a1p-087375.sys.comcast.net 66.96.184.2 found on one or more DNSBLs, see  https://postmaster.comcast.net/smtp-error-codes.php#BL000100
Diagnostic-Code: smtp; 554 resimta-a1p-087375.sys.comcast.net resimta-a1p-087375.sys.comcast.net 66.96.184.2 found on one or more DNSBLs, see  https://postmaster.comcast.net/smtp-error-codes.php#BL000100

Return-path: < kbrown@kjbhomeservices.com>
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    for  amball4@comcast.net; Fri, 11 Aug 2023 17:05:48 -0400
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    for  amball4@comcast.net; Fri, 11 Aug 2023 17:05:48 -0400
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    for  amball4@comcast.net; Fri, 11 Aug 2023 17:05:31 -0400
Received: from [209.94.186.250]
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MIME-Version: 1.0
Date: Fri, 11 Aug 2023 16:05:31 -0500
From: New Signature < kbrown@kjbhomeservices.com>
To: Comcast < amball4@comcast.net>
Subject: Re: Vanity is In - Ball Project
In-Reply-To: < B7EA4B4B-3FB7-4B00-91A8-2B6B3FD90872@comcast.net>
References: < 2130335017.323396.1689876058815@connect.xfinity.com>
 < 42422DDC-43E7-453A-B055-A69C08002F2E@comcast.net>
 < 2f8c9916fc1dc1396614d7e8d90e2973@kjbhomeservices.com>
 < B7EA4B4B-3FB7-4B00-91A8-2B6B3FD90872@comcast.net>
Message-ID: < 8871e94f686f9d464fb1f89d0dbecd55@kjbhomeservices.com>
X-Sender:  kbrown@kjbhomeservices.com
User-Agent: Roundcube Webmail/1.3.14
Content-Type: text/plain; charset=UTF-8;
 format=flowed
Content-Transfer-Encoding: 8bit
X-EN-AuthUser:  kbrown@kjbhomeservices.com
Sender:  New Signature < kbrown@kjbhomeservices.com>
X-EN-Class: impinc