Port 389LDAP
Lightweight Directory Access Protocol
About Port 389
LDAP is used for accessing and managing directory services, most commonly Microsoft Active Directory. It stores user accounts, groups, and organizational data.
Security NotesPlain LDAP transmits data including credentials unencrypted. Use LDAPS (port 636) or LDAP with STARTTLS. Never expose LDAP to the internet.
Total Hosts
476.4K
TLS Encrypted
0.0%
Vulnerable Hosts
13.7K
Countries
10+
Top Services
| http | 439,676 |
| mysql | 8,275 |
| mongodb | 7,618 |
| http-proxy | 6,619 |
| ldap | 3,723 |
| ssl | 2,273 |
| ssh | 1,389 |
| home-automation | 860 |
| telnet | 856 |
| ftp | 660 |
Top Countries
 United States | 358,619 |
 Israel | 33,479 |
 Hong Kong | 12,597 |
 China | 6,290 |
 Cyprus | 5,419 |
 Germany | 3,348 |
 United Kingdom | 2,652 |
 Malaysia | 2,139 |
 Mexico | 2,039 |
 Brazil | 2,035 |
Top Products
| HTTP | 86,408 |
| MySQL | 8,015 |
| Microsoft HTTPAPI httpd | 7,329 |
| Nginx | 4,204 |
| MongoDB | 1,842 |
| nginx | 1,681 |
| HAProxy http proxy | 1,522 |
| Apache HTTP Server | 1,388 |
| OpenResty | 1,271 |
| OpenSSH | 1,237 |