CF1760085851999-tsm20251009080619

WWW.ROBTEX.COM - postbox.to

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postbox.to checked at 2025-10-10T08:44:11.915Z 549ms 176/176/176 100% R:11

postbox.to

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
A202.12.124.216FASTMAILPTYLTD-AS-AP
PTRstl-mx-01.messagingengine.com
A202.12.124.217FASTMAILPTYLTD-AS-AP
PTRstl-mx-02.messagingengine.com
NSns1.messagingengine.com
A162.159.24.178Cloudflare
PTRns1.messagingengine.com
NSns2.messagingengine.com
A162.159.25.191Cloudflare
PTRns2.messagingengine.com
A103.168.172.37🇺🇸 FASTMAILPTYLTD-AS-AP
PTRuserweb.fastmail.com
A103.168.172.52🇺🇸 FASTMAILPTYLTD-AS-AP
PTRuserweb.fastmail.com

to

NSns01.trs-dns.com
NSns10.trs-dns.info
NSns01.trs-dns.net
NSns10.trs-dns.org

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Starts with same word

Starts similarily

AI analysis

The parent of smtp1.postbox.to is postbox.to.

postbox.to points to two IP numbers: 103.168.172.37 and 103.168.172.52.

Other host names such as midwaygroup.net, byrokarelia.fi, cliffmaier.net, www.tk.cx and ctspros.fastmail.fm share IPs with postbox.to.

postbox.to is delegated to two name servers: ns1.messagingengine.com and ns2.messagingengine.com.

postbox.to shares the same name server setup as zdud.net, rothe.dk, sugarat.net, seyder.net and akvalentine.com.

Host names with a single IP:

ns1.messagingengine.com points to 162.159.24.178.

ns2.messagingengine.com points to 162.159.25.191.

postbox.to is handled by two mail servers: in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

The mail server setup for postbox.to matches that of other domains, for instance garysrx.com, prodidakt.se, vedder.cc, web40.se and ipcim.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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