Matching Pairs puertosOnline version ESTUDIO DE PUERTOS by Sergio Sánchez Sierra 1 MYSQL 2 FTP 3 RPD 4 POP3 5 DNS 6 TELNET 7 SMTP 8 SMTPs 9 OpenVPN 10 IMAP 11 HTTPs 12 SYSLOG 13 SNMP 14 POP3s 15 SSH 16 HTTP 17 NETBIOS 18 IMAP4s 19 FTPS 137-139 80 514 995 465 443 23 22 1194 161-162 989-990 143 3306 110 20 - 21 53 3389 993 25-587