Hi again I'm using ubuntu16.04, Apache server My netstat -tap | grep smtp Code: root@zyberph:~# netstat -tap | grep smtp getnameinfo failed getnameinfo failed getnameinfo failed tcp 0 0 *:smtp *:* LISTEN 20021/master tcp6 0 0 [::]:smtp [::]:* LISTEN 20021/master getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed getnameinfo failed My iptables -L Code: root@zyberph:~# iptables -L Chain INPUT (policy ACCEPT) target prot opt source destination f2b-dovecot-pop3imap tcp -- anywhere anywhere multipo rt dports pop3,pop3s,imap2,imaps f2b-pureftpd tcp -- anywhere anywhere multiport dport s ftp f2b-postfix-sasl tcp -- anywhere anywhere multiport d ports smtp f2b-sshd tcp -- anywhere anywhere multiport dports s sh Chain FORWARD (policy ACCEPT) target prot opt source destination Chain OUTPUT (policy ACCEPT) target prot opt source destination Chain f2b-dovecot-pop3imap (1 references) target prot opt source destination RETURN all -- anywhere anywhere Chain f2b-postfix-sasl (1 references) target prot opt source destination RETURN all -- anywhere anywhere Chain f2b-pureftpd (1 references) target prot opt source destination RETURN all -- anywhere anywhere Chain f2b-sshd (1 references) target prot opt source destination REJECT all -- 61.177.172.22 anywhere reject-with icmp-p ort-unreachable RETURN all -- anywhere anywhere root@zyberph:~# dig mx zyberph.com Code: root@zyberph:~# dig mx zyberph.com ; <<>> DiG 9.10.3-P4-Ubuntu <<>> mx zyberph.com ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 50079 ;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4096 ;; QUESTION SECTION: ;zyberph.com. IN MX ;; AUTHORITY SECTION: zyberph.com. 3386 IN SOA heather.ns.cloudflare.com. dns.cloudflare.com. 2026670222 10000 2400 604800 3600 ;; Query time: 0 msec ;; SERVER: 108.61.10.10#53(108.61.10.10) ;; WHEN: Mon Jan 08 01:56:57 UTC 2018 ;; MSG SIZE rcvd: 102 My mail.log in ispconfig Code: Jan 8 01:20:45 zyberph dovecot: imap-login: Login: user=<[email protected]>, method=PLAIN, rip=::1, lip=::1, mpid=22334, secured, session=<C6aLmzlivpYAAAAAAAAAAAAAAAAAAAAB> Jan 8 01:20:45 zyberph dovecot: imap([email protected]): Logged out in=90 out=880 Jan 8 01:21:45 zyberph dovecot: imap-login: Login: user=<[email protected]>, method=PLAIN, rip=::1, lip=::1, mpid=22368, secured, session=</9Eenzli9JYAAAAAAAAAAAAAAAAAAAAB> Jan 8 01:21:45 zyberph dovecot: imap([email protected]): Logged out in=90 out=880 Jan 8 01:22:45 zyberph dovecot: imap-login: Login: user=<[email protected]>, method=PLAIN, rip=::1, lip=::1, mpid=22479, secured, session=<OcWyojliFpcAAAAAAAAAAAAAAAAAAAAB> Jan 8 01:22:45 zyberph dovecot: imap([email protected]): Logged out in=90 out=880 Jan 8 01:23:46 zyberph dovecot: imap-login: Login: user=<[email protected]>, method=PLAIN, rip=::1, lip=::1, mpid=22499, secured, session=<0oBPpjlikJcAAAAAAAAAAAAAAAAAAAAB> Jan 8 01:23:46 zyberph dovecot: imap([email protected]): Logged out in=90 out=880 Jan 8 01:24:46 zyberph dovecot: imap-login: Login: user=<[email protected]>, method=PLAIN, rip=::1, lip=::1, mpid=22571, secured, session=<yxHjqTliwpcAAAAAAAAAAAAAAAAAAAAB> Jan 8 01:24:46 zyberph dovecot: imap([email protected]): Logged out in=90 out=880 Jan 8 01:25:02 zyberph dovecot: pop3-login: Disconnected (no auth attempts in 0 secs): user=<>, rip=::1, lip=::1, secured, session=<RtDUqjlihKUAAAAAAAAAAAAAAAAAAAAB> Jan 8 01:25:02 zyberph dovecot: imap-login: Disconnected (no auth attempts in 0 secs): user=<>, rip=::1, lip=::1, secured, session=<a+bUqjli5JcAAAAAAAAAAAAAAAAAAAAB> Jan 8 01:25:02 zyberph postfix/smtpd[22649]: connect from localhost[::1] Jan 8 01:25:02 zyberph postfix/smtpd[22649]: lost connection after CONNECT from localhost[::1] Jan 8 01:25:02 zyberph postfix/smtpd[22649]: disconnect from localhost[::1] commands=0/0 Jan 8 01:25:46 zyberph dovecot: imap-login: Login: user=<[email protected]>, method=PLAIN, rip=::1, lip=::1, mpid=22670, secured, session=<L994rTli+JcAAAAAAAAAAAAAAAAAAAAB> Jan 8 01:25:46 zyberph dovecot: imap([email protected]): Logged out in=90 out=880 Jan 8 01:26:46 zyberph dovecot: imap-login: Login: user=<[email protected]>, method=PLAIN, rip=::1, lip=::1, mpid=22729, secured, session=<ZbUKsTliRpgAAAAAAAAAAAAAAAAAAAAB> Jan 8 01:26:46 zyberph dovecot: imap([email protected]): Logged out in=90 out=880 Jan 8 01:27:46 zyberph dovecot: imap-login: Login: user=<[email protected]>, method=PLAIN, rip=::1, lip=::1, mpid=22796, secured, session=<baeetDlijpgAAAAAAAAAAAAAAAAAAAAB> Jan 8 01:27:46 zyberph dovecot: imap([email protected]): Logged out in=90 out=880 Jan 8 01:28:46 zyberph dovecot: imap-login: Login: user=<[email protected]>, method=PLAIN, rip=::1, lip=::1, mpid=22857, secured, session=<Eu8wuDlivpgAAAAAAAAAAAAAAAAAAAAB
zyberph.com does not have MX record. Check with Code: Host zyberph.com or https://mxtoolbox.com/SuperTool.aspx?action=mx:Zyberph.com&run=toolpage
