Ports used by Exchange Server

By Sunil Chauhan Published: August 30, 2016 Updated: February 23, 2019

#Exchange GK

35 – RPC53 – DNS25 – SMTP110 – POP143 – IMAP993 - IMAP4/SSL995 - POP3/SSL587 – Secure SMTP443 – https80 - http64327 - DAG,50636 - Edge Sync LDAP,3268/TCP - (LDAP GC),64327 - Seeding & Log shipping (customizable)389/TCP/UDP (LDAP),88/TCP/UDP (Kerberos),808/TCP - Mailbox Replication Service (MRS)