IPLIST.NET - fastmail.uk

Search for IP or hostnames:

fastmail.uk checked at 2025-09-30T18:37:22.281Z 167ms 101/101/101 100% R:12

`fastmail.uk`

NS	`fmns1.messagingengine.com`
		A	162.159.24.253^Cloudflare
			PTR	`fmns1.messagingengine.com`
NS	`fmns2.messagingengine.com`
		A	162.159.25.114^Cloudflare
			PTR	`fmns2.messagingengine.com`
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	103.168.172.65^{🇺🇸 FASTMAILPTYLTD-AS-AP}
		PTR	`fastmail.com`

`uk`

	NS	`dns1.nic.uk`
	NS	`dns2.nic.uk`
	NS	`dns3.nic.uk`
	NS	`dns4.nic.uk`
	NS	`nsa.nic.uk`
	NS	`nsb.nic.uk`
	NS	`nsc.nic.uk`
	NS	`nsd.nic.uk`

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AI analysis

fastmail.uk resolves to a single IP: 103.168.172.65.

Other host names, for instance tm20.com, mail.fastmail.ca, your-mail.com, mail.vanqui.sh and emailengine.org share IP numbers with fastmail.uk.

fastmail.uk has two name servers: fmns1.messagingengine.com and fmns2.messagingengine.com.

fastmail.uk shares the same name server setup as other domains, for example fastmail.im, ssl-mail.com, fastmail.to, fmguy.com and messagingengine.com.

fastmail.uk shares some name servers with other domains, for example 123.147.64.in-addr.arpa, 4.111.66.in-addr.arpa, tuffmail.us, speedymail.org and theinternetemail.com.

Host names with a single IP:

fmns1.messagingengine.com points to 162.159.24.253

fmns2.messagingengine.com points to 162.159.25.114

fastmail.uk is served by two mail servers: in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

fastmail.uk shares the mail server setup with other domains, for example 107.181.58.dynamic.max.com.pk, trackcsp.com, tz101.net, avici.com and b2n.ca.

Eight IP numbers for host names:

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.

Two IP numbers for host names:

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

dbq