Exim not sending emails - Connection timeout error

Hello community,

I am using Digital Ocean services from a couple of months, From the last couple of days, I am facing issue with Email sending.

I have installed WHM / Cpanel on my droplet.

I am seeing below log in whm

LOG: MAIN cwd=/usr/local/cpanel/whostmgr/docroot 4 args: /usr/sbin/exim -v -M 1dcr4Z-0004Sv-Tn delivering 1dcr4Z-0004Sv-Tn LOG: MAIN SMTP connection identification H=localhost A=127.0.0.1 P=60672 M=1dcr4Z-0004Sv-Tn U=root ID=0 S=root B=authenticated_local_user Connecting to gmail-smtp-in.l.google.com [74.125.24.27]:25 … failed: Connection timed out (timeout=5m) LOG: MAIN H=gmail-smtp-in.l.google.com [74.125.24.27] Connection timed out Connecting to alt1.gmail-smtp-in.l.google.com [74.125.28.26]:25 … failed: Connection timed out (timeout=5m) LOG: MAIN H=alt1.gmail-smtp-in.l.google.com [74.125.28.26] Connection timed out Connecting to alt2.gmail-smtp-in.l.google.com [74.125.198.27]:25 … failed: Connection timed out (timeout=5m) LOG: MAIN H=alt2.gmail-smtp-in.l.google.com [74.125.198.27] Connection timed out Connecting to alt3.gmail-smtp-in.l.google.com [74.125.202.27]:25 … failed: Connection timed out (timeout=5m) LOG: MAIN H=alt3.gmail-smtp-in.l.google.com [74.125.202.27] Connection timed out Connecting to alt4.gmail-smtp-in.l.google.com [173.194.219.27]:25 … failed: Connection timed out (timeout=5m) LOG: MAIN H=alt4.gmail-smtp-in.l.google.com [173.194.219.27] Connection timed out LOG: MAIN == krunalp1993@gmail.com R=dkim_lookuphost T=dkim_remote_smtp defer (110): Connection timed out

Please help me soon. Thanks!