Hi, the following entry looks strange, I am not sure what has happened here, can anyone help?

2005-03-12 14:24:36 no host name found for IP address 220.127.177.23

2005-03-12 14:24:37 1DA7Xg-0006Rk-UK <= cofkekdd@bpsinet.com H=(66.98.148.192) [220.127.177.23]:1479 I=[66.98.148.192]:25 P=smtp S=1913 id=9679076473.39596@worldnet.att.net T="Want Your Music For Free? We Teach You How To Do It" from for user@ourcompany.net

2005-03-12 14:24:37 cwd=/var/spool/exim 3 args: /usr/sbin/exim -Mc 1DA7Xg-0006Rk-UK

2005-03-12 14:24:37 1DA7Xg-0006Rk-UK => /dev/null F= R=central_filter T=**bypassed** S=0

2005-03-12 14:24:37 1DA7Xg-0006Rk-UK Completed

I have changed the recipients mail address (the local domain on our server) to user@ourcompany.net

Thanks