| Etype | Eserv | 11 |
| Nullsoft | Shoutcast Server | 10 |
| Caldera | Openserver | 79 |
| Cisco | Pix Firewall | 17 |
| Nullsoft | Winamp | 66 |
| Microsoft | Virtual Machine | 10 |
| Oracle | Application Server | 205 |
| Michael Sandrof | Ircii | 3 |
| Microsoft | Data Engine | 26 |
| Microsoft | Proxy Server | 7 |
| Cisco | Catos | 18 |
| Realnetworks | Realplayer | 172 |
| Gnu | Glibc | 137 |
| Openldap | Openldap | 59 |
| Cvs | Cvs | 22 |
| Acme Labs | Thttpd | 17 |
| Michael Jennings | Eterm | 9 |
| Alt-n | Mdaemon | 43 |
| Microsoft | Works | 60 |
| Mozilla | Bugzilla | 149 |
| Putty | Putty | 32 |
| Bea | Weblogic Server | 216 |
| Xinetd | Xinetd | 8 |
| Tolis Group | Bru | 5 |
| Astart Technologies | Lprng | 3 |
| Conectiva | Linux | 1719 |
| Mozilla | Mozilla | 112 |
| Analogx | Proxy | 7 |
| Apache | Tomcat | 148 |
| Gert Doering | Mgetty | 12 |
| Gnu | Mailman | 46 |
| Xpdf | Xpdf | 137 |
| Francisco Burzi | Php-nuke | 119 |
| Watchguard | Firebox | 4 |
| Rapidstream | Rapidstream | 4 |
| Dave Airlie | Pam Smb | 2 |
| Immunix | Immunix | 26 |
| Yabb | Yabb | 27 |
| Horde | Horde | 21 |
| Horde | Imp | 23 |
| Microsoft | Windows Media Player | 53 |
| Gnu | Cfengine | 14 |
| Gnu | Privacy Guard | 10 |
| Microsoft | Windows Me | 66 |
| Cisco | Secure Access Control Server | 34 |
| Ibm | Lotus Domino | 88 |
| Microsoft | Windows Xp | 762 |
| Snort | Snort | 17 |
| Phorum | Phorum | 56 |
| Borland Software | Interbase | 10 |
| Apc | Apcupsd | 5 |
| Phpgroupware | Phpgroupware | 29 |
| Colten Edwards | Bitchx | 9 |
| Ibm | Db2 Universal Database | 69 |
| Stunnel | Stunnel | 12 |
| Ikonboard.com | Ikonboard | 8 |
| Fetchmail | Fetchmail | 25 |
| Mandrakesoft | Mandrake Linux Corporate Server | 57 |
| Easy Software Products | Cups | 101 |
| Apple | Quicktime | 249 |
| Microsoft | Isa Server | 21 |
| Working Resources Inc. | Badblue | 24 |
| Pi3 | Pi3web | 7 |
| Microsoft | Frontpage Server Extensions | 5 |
| Cisco | Vpn 3030 Concentator | 10 |
| Cisco | Vpn 3080 Concentrator | 9 |
| Cisco | Vpn 3060 Concentrator | 9 |
| Cisco | Vpn 3015 Concentrator | 9 |
| Cisco | Vpn 3000 Concentrator Series Software | 27 |
| Brs | Webweaver | 5 |
| Jelsoft | Vbulletin | 99 |
| Symantec | Raptor Firewall | 7 |
| Oracle | Oracle9i | 53 |
| Juniper | Netscreen Screenos | 9 |
| Hp | Virtualvault | 7 |
| Iss | Realsecure Server Sensor | 6 |
| W3m | W3m | 44 |
| Engardelinux | Secure Linux | 76 |
| 3com | 3cp4144 | 6 |
| Perception | Liteserve | 6 |
| Aclogic | Cesarftp | 6 |
| Caldera | Openlinux Server | 9 |
| Caldera | Openlinux Workstation | 9 |
| Sane | Sane | 8 |
| Acme | Thttpd | 17 |
| Wietse Venema | Postfix | 15 |
| Cooolsoft | Powerftp | 6 |
| Hp | Cifs-9000 Server | 7 |
| Sun | Jre | 751 |
| Mambo | Mambo Site Server | 7 |
| Compaq | Tru64 | 62 |
| Andries Brouwer | Util-linux | 25 |
| Squirrelmail | Squirrelmail | 68 |
| Gnu | Gzip | 17 |
| Gallery Project | Gallery | 74 |
| Microsoft | Windows 2000 Terminal Services | 24 |
| Info-zip | Unzip | 23 |
| Sun | Iplanet Directory Server | 4 |
| Leon J Breedt | Pam-pgsql | 3 |
| Freeradius | Freeradius | 49 |
