.NET CLR
.NET Remoting
11000 Series Content Service Switch
2wire
389 Directory Server
4690 FTP Server
4th Dimension 2004
ADAudit Plus
AOS
ARRIS
ASM
ASP.NET
Abyss Web Server X1
Access Server
Active Directory Controller
Active Intelligence Engine
ActiveMQ
Adaptive Server Enterprise
Adaptive Server Enterprise, Backup Server
AirTunes
Airflow
Alteon Web Switch
Android Debug Database
Antivirus for Gateways
Apache
Apache Tomcat HTTP Connector
AppleShare IP Mail Server
Application Protection System, Enterprise
Appweb
Arachni
Aspen
Aura Communication Manager
AuthServ
Authoritative Server
Avahi
BIG-IP
BIG-IP LTM
BIND
BRCM400
Back Orifice
Back Orifice 2000
Ben-SSL
Bftpd
Bigfoot Email Tools
BlackJumboDog
BladeSystems
Boa
CCProxy
CMS
CMS400.NET
CMailServer
CRM
CUPS
CVS
CacheServe
CakePHP
CallPilot
Cart32
Celerra
CentOS Directory Server
CentOS Web Panel
CherryPy
Chronograf
CloudFlare Load Balancer
CloudFront Load Balancer
CockroachDB
Code Review
ColdFusion
Commerce Server
Confluence
Connect
ConnectUPS
Consul
Content Server
CouchDB
Courier IMAP
Courier POP
Coyote
Cross Web Server
CrushFTP Web Interface
Cygwin X Server Project
Cyrus
Cyrus IMAP
Cyrus POP
DAV
DB2
DEC eXcursion X Server
DNS
DSView
Dashboard
Data Connection Directory
Deploy
Desktop
Desktop Authority
Device Manager
Dnsmasq
Domain Time II
Domino LDAP Server
Dovecot
Drive
Dropbear
Druid
Dynamo
E-mail Firewall
E-mail Services
ESMTP
EWS
Ecelerity Mail Server
EmWeb
Email Appliance
Email Security
Embedded SSH Server
Endpoint Protection Manager
Enterprise
Exchange 2000 Server
Exchange 2003 Server
Exchange 2007 Server
Exchange Server
Exchange Server 4.0
Exchange Server 5.0
Exchange Server 5.5
FTGate
FTP
FTP Daemon
FTP Server
FTPD
FUPPES
FWTK
FastTrack Server
Fedora Directory Server
Fiery Print Server
FileZilla FTP Server
Firewall-1
Fisheye
Flash
Flink
Flower
Flussonic Media Server
FortressSSH Server
FreSSH
FrontPage
GHost
GNAT Box
GStreamer RTSP Server
Generic Printer
GitLab
Gitea
GlassFish
GoAhead Webserver
Google Front End
Google Web Server
Google Web Services
Grafana
Graylog
GroupWise
Gunicorn
HAProxy
HAProxy Stats Server
HP Data Protector
HTTP
HTTP Server
HTTPD
Hadoop Web Admin
Help Desk Server
Hikvision Web Server
Horizon
HttpProxy
Hummingbird Exceed X server
IBM Domino
IIS
IMail Server
IOS
IPVA
ISEE
Idea Web Server
Ignition Gateway
InfluxDB
InsightVM
Integrated Lights Out Manager
Intel(R) Active Management Technology
Intel(R) Standard Manageability
Internet Directory Server
Internet Mail Scanner
Internet Mail Server
Internet Mail Services
IntraStore
JBoss AS
JBoss EAP
JC-HTTPD
JC-SHTTPD
JIRA
JRun
JServ
James
Jamf Pro
Java System Application Server
Java System Application Server Platform Edition
Java System Web Proxy Server
Java System Web Server
Jenkins
JetDirect
Jetty
Jira
Joom!Fish
KM FTPD
KM-MFP-HTTP
Kibana
Kiwi Syslog
Knot DNS
LDAP Agent for eDirectory
LDAP Server
Lansweeper
LibreNMS
License Manager
Licensing Manager
Lightweight Directory Server
ListManager
LiteSpeed Web Server
Lotus Domino
Lotus Expeditor Server
Lotus Sametime
MAILsweeper
MDaemon
MERCUR
MOVEit DMZ
Mail Server
Mail-Max
MailSite
Management Agent
Management Console
Management Server
Management Service
MariaDB
MaxScale
Media Server
MediaSense
Mercury Mail Transport System
Messaging Server
MetaDirectory Server
Metasploit Pro
Microsoft DNS
MiniDLNA
MiniUPnP
MobaXterm
Mongrel
Moodle CMS
MultiNet
Multicraft
MySQL
MySQL Proxy
NNTP
NSD
NTMail
NTP
Nagios Log Server
Nagios Network Analyzer
NcFTPd Server
Nepenthes
Nessus
Net-DK Web Server
NetBus
NetCache
NetData
NetSarang XManager
NetScaler
NetScaler Gateway
NetScaler Insight Center
NetScaler SDX Gateway
NetScreen
NetTracker
NetVanta
NetWare Enterprise Web Server
NetWare HTTP Server
NetWare HTTP Stack
NetWeaver Web AS
Netscape Directory Server
Network Monitor
Network Printer Manager
Nexpose
Nexus Repository Manager
Niagara AX
Node
Notebook
Nucleus SNMP Agent
OpManager
Open Directory
Open Stack Platform Director
OpenAdStream
OpenEdge Explorer
OpenLDAP
OpenManage
OpenResty
OpenSMTPD
OpenSSH
OpenSSL
OpenText Exceed
OpenVMS
OpenView
Oracle
Oracle Application Server Containers
Oracle Database
OracleAS Portal
OzymanDNS
PA Firewall
PBX
PHP
PIX
PMS
PMail Server
PWS
Paramiko
Percona Server
Perl
Pi-hole
Platform Services Controller
Plesk
Post.Office
Postfix
Postgres
PowerDNS
PowerMTA
ProFTPD
ProRat
Prometheus
Proxy
Pure-FTPd
Python
QTSS
QVT/Net
Qpopper
RT
Rapid Logic
Rapid7 Agent
Raptor
RealServer
RealVNC
Recursor
Red Hat Directory Server
Redmine
Reflection
ReflectionX
RemoteView
Resin
Resolver
RomPager
RomSShell
Ruby on Rails
Rundeck
Rundeck Enterprise
S3
S7/S5 OPC Server
SABnzbd
SCO X server
SIP Server
SIP Stack
SIPPS IP Phone
SLMail
SMH
SMTP
SNMP Agent
SPIP
SQL Server
SQL Server 2000
SQL Server 2000, Desktop Engine
SQL Server 2000, Developer Edition
SQL Server 2000, Enterprise Edition
SQL Server 2000, Personal Edition
SQL Server 2000, Standard Edition
SQL Server 2005
SQL Server 2005, Compact Edition
SQL Server 2005, Developer Edition
SQL Server 2005, Enterprise Edition
SQL Server 2005, Express Edition
SQL Server 2005, Standard Edition
SQL Server 2005, Workgroup Edition
SQL Server 2008
SQL Server 2012
SQL Server 2014
SQL Server 2016
SQL Server 2017
SQL Server, Backup Server
SQL Server, Desktop Engine
SQL Server, Developer Edition
SQL Server, Enterprise Edition
SQL Server, Standard Edition
SSH
SSH Server
SSH Tectia Server
SSL-VPN
SWAT
Samba
Secure FTP Server
SecureTransport
Security Directory Server
Security Scanner
Sendmail
Sentinel Keys Server
Sentinel Protection Server
Serv-U
Server: Apache
ShellInABox
SimpleDB
SimpleHTTP
Site Recovery Manager
SmartDNS
SmartSense Tool
SmbFTPD
Snort Console
Snowball
SonarQube
SpeedTouch
Splunk
Squid
StarNet X-Win32
Stronghold
Sun Directory Proxy Server
Sun Directory Server
Sun Java System Directory Server
Sun ONE Directory Server
Symantec Endpoint Protection Manager
Symantec Mail Security for SMTP
Symantec Messaging Gateway
TBS FTP Server
TCPIP POP server
TUX Web Server
TeamCity
Tengine
TestCenter IQ
Thin
Tivoli Access Manager for e-business WebSEAL
Tivoli Storage FlashCopy Manager
Tivoli Storage Manager
Tomcat
Tornado
Twisted FTPD
Twisted Web
Twonky Media Server
UI
Unbound
UnboundID Directory Proxy Server
UnboundID Directory Server
UniFi Video
Urchin Tracking Module
VM
VMS SFTP Server
VMware
VMware Authentication Daemon
VOPMail
VPOP3
VRP
VShell
Varnish
VcXsrv
Vignette
Virtual Directory Server
Virtualization Manager
VisionFS
VxWorks CIFS
WEBrick
WHM
WS_FTP
WU-FTPD
WeOnlyDo SSH Server
Web Client
Web Jetadmin
Web PN Server
Web Server
WebBox
WebDAV
WebDAV component (instead of DAV
WebGUI
WebLogic
WebLogic Server Plugin
WebSTAR
WebServer
WebShield
WebSphere
WebSphere Load Balancer
WebTrends
Webmin
Webserver
WildFly
WinRoute
WinSSHD
WinWebMail
Windows CE Web Server
Windows Media Server
Work Server
X.Org X11
XAMPP Server
XBMC
XFree86
XML DB
XSecurePro
XSun Solaris X11 server
XenServer
Xerox_MicroServer
Xming
Xvnc
ZMailer
Zabbix
Zimbra
Zincite
Zing Vision
Zope
bsnmpd
cPanel
cPanel Service Daemon
djbdns
dnsd
dnsmasq
eDirectory
ePolicy Orchestrator
emHTTPD
exim
gSOAP
gdnsd
iGateway
iLO
iPlanet or Sun ONE
iScale
inetutils ftpd
ipGENADevice
ipUPnP
libssh
libupnp
lighttpd
micro_httpd
mini_httpd
mod_auth_oracle
mod_auth_pgsql
mod_frontpage
mod_gzip
mod_jk
mod_python
mod_ssl
nginx
noVNC
ownCloud Server
qmail
qpopper-mysql
raptor
rbldnsd
sfcb
sshlib
thttpd
tnftpd
uc-httpd
ucftpd
unbound
vCenter
vmauthd
vsFTPd
vsFTPd Extended
z/OS FTP Server
zFTPServer
TCP/IP