CF1759838439285-tsm20251005211530

DNSWHOIS.INFO - mail.opensystems.com.au

Search for IP or hostnames:

mail.opensystems.com.au checked at 2025-10-07T12:00:39.238Z 221ms 85/85/85 100% R:14

mail.opensystems.com.au

MXin1-smtp.messagingengine.com
A103.168.172.216🇺🇸 FASTMAILPTYLTD-AS-AP
PTRphl-mx-01.messagingengine.com
A103.168.172.217🇺🇸 FASTMAILPTYLTD-AS-AP
PTRphl-mx-02.messagingengine.com
A103.168.172.218🇺🇸 FASTMAILPTYLTD-AS-AP
PTRphl-mx-03.messagingengine.com
A103.168.172.219🇺🇸 FASTMAILPTYLTD-AS-AP
PTRphl-mx-04.messagingengine.com
A103.168.172.220🇺🇸 FASTMAILPTYLTD-AS-AP
PTRphl-mx-05.messagingengine.com
A103.168.172.221🇺🇸 FASTMAILPTYLTD-AS-AP
PTRphl-mx-06.messagingengine.com
A103.168.172.222🇺🇸 FASTMAILPTYLTD-AS-AP
PTRphl-mx-07.messagingengine.com
A103.168.172.223🇺🇸 FASTMAILPTYLTD-AS-AP
PTRphl-mx-08.messagingengine.com
MXin2-smtp.messagingengine.com
A202.12.124.216 FASTMAILPTYLTD-AS-AP
PTRstl-mx-01.messagingengine.com
A202.12.124.217 FASTMAILPTYLTD-AS-AP
PTRstl-mx-02.messagingengine.com
A103.168.172.65🇺🇸 FASTMAILPTYLTD-AS-AP
PTRfastmail.com

opensystems.com.au

MXin1-smtp.messagingengine.com
MXin2-smtp.messagingengine.com
NSns1.messagingengine.com
NSns2.messagingengine.com
A103.168.172.37🇺🇸 FASTMAILPTYLTD-AS-AP
A103.168.172.52🇺🇸 FASTMAILPTYLTD-AS-AP

Starts with same word

Starts similarily

AI analysis

mail.opensystems.com.au points to a single IP number: 103.168.172.65.

Other host names, for instance tuffmail.us, mail.domnet.org, mail.pemori.ch, mail.qt.be and speedymail.org share IP numbers with mail.opensystems.com.au.

mail.opensystems.com.au is handled by two mail servers: in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

mail.opensystems.com.au uses the same mail server configuration as other domains, such as mitsuba-renderer.org, pwot.co.uk, o1y.de, ns2.box.hasameli.com and simonscans.com.

mail.opensystems.com.au shares some mail servers with other domains at least partially, for example zachkamran.com.

Host names with eight IP numbers:

in1-smtp.messagingengine.com points to: 103.168.172.216, 103.168.172.217, 103.168.172.218, 103.168.172.219, 103.168.172.220, 103.168.172.221, 103.168.172.222 and 103.168.172.223.

Host names with two IP numbers:

in2-smtp.messagingengine.com points to: 202.12.124.216 and 202.12.124.217.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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