DNSWHOIS.INFO - s1.mailfast.pl

Search for IP or hostnames:

s1.mailfast.pl checked at 2025-11-18T08:29:57.787Z 157ms 87/87/87 100% R:9 allDone:true timedOut:false

`s1.mailfast.pl`

MX	`in1-smtp.messagingengine.com`
		A	103.168.172.216^{🇺🇸 FASTMAILPTYLTD-AS-AP}
			PTR	`phl-mx-01.messagingengine.com`
		A	103.168.172.217^{🇺🇸 FASTMAILPTYLTD-AS-AP}
			PTR	`phl-mx-02.messagingengine.com`
		A	103.168.172.218^{🇺🇸 FASTMAILPTYLTD-AS-AP}
			PTR	`phl-mx-03.messagingengine.com`
		A	103.168.172.219^{🇺🇸 FASTMAILPTYLTD-AS-AP}
			PTR	`phl-mx-04.messagingengine.com`
		A	103.168.172.220^{🇺🇸 FASTMAILPTYLTD-AS-AP}
			PTR	`phl-mx-05.messagingengine.com`
		A	103.168.172.221^{🇺🇸 FASTMAILPTYLTD-AS-AP}
			PTR	`phl-mx-06.messagingengine.com`
		A	103.168.172.222^{🇺🇸 FASTMAILPTYLTD-AS-AP}
			PTR	`phl-mx-07.messagingengine.com`
		A	103.168.172.223^{🇺🇸 FASTMAILPTYLTD-AS-AP}
			PTR	`phl-mx-08.messagingengine.com`
MX	`in2-smtp.messagingengine.com`
		A	202.12.124.216^{FASTMAILPTYLTD-AS-AP}
			PTR	`stl-mx-01.messagingengine.com`
		A	202.12.124.217^{FASTMAILPTYLTD-AS-AP}
			PTR	`stl-mx-02.messagingengine.com`
A	103.168.172.37^{🇺🇸 FASTMAILPTYLTD-AS-AP}
		PTR	`userweb.fastmail.com`
A	103.168.172.52^{🇺🇸 FASTMAILPTYLTD-AS-AP}
		PTR	`userweb.fastmail.com`

`mailfast.pl`

	MX	`in1-smtp.messagingengine.com`
	MX	`in2-smtp.messagingengine.com`
	NS	`ns1.messagingengine.com`
	NS	`ns2.messagingengine.com`
	A	103.168.172.37^{🇺🇸 FASTMAILPTYLTD-AS-AP}
	A	103.168.172.52^{🇺🇸 FASTMAILPTYLTD-AS-AP}

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AI analysis

s1.mailfast.pl points to two IP numbers: 103.168.172.37 and 103.168.172.52.

Other host names such as whopwood.com, merkesfamily.com, www.wm8s.com, ns4.quadcone.com and virro.net share IPs with s1.mailfast.pl.

s1.mailfast.pl is handled by two mail servers: in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

The mail server setup for s1.mailfast.pl matches that of other domains, for instance dielichtmatrosen.de, marketing.al, returntosander.net, karekar.com and archertech.ca.

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.

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