RTSAK.COM - fastmail.us
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fastmail.us checked at 2025-11-27T21:37:09.430Z 314ms 107/107/107 100% R:13 allDone:true timedOut:false fastmail.us
| 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 | ||||||
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dowexworld.fastmail.us |
bowab.fastmail.us |
pop.fastmail.us |
ssweeny.fastmail.us |
colliesonline.fastmail.us |
btw.fastmail.us |
alford.fastmail.us |
www.fastmail.us |
Starts with same word
Starts similarily
AI analysis
fastmail.us is the parent of dowexworld.fastmail.us, bowab.fastmail.us, pop.fastmail.us, ssweeny.fastmail.us, colliesonline.fastmail.us and a few other host names.
fastmail.us points to IP number 103.168.172.65.
For instance, other host names 123mail.org, fastmail.ca, mail.hilvers.net, www.mailworks.org and mail.xmelegance.org share IP numbers with fastmail.us.
fastmail.us is delegated to two name servers: fmns1.messagingengine.com and fmns2.messagingengine.com.
fastmail.us uses the same name server setup as other domains such as elitemail.org, warpmail.net, eml.cc, rushpost.com and pobox.com.
fastmail.us shares name servers with other domains at least partially, for example 123.147.64.in-addr.arpa, 4.111.66.in-addr.arpa, veryspeedy.net, mailmight.com and fastmail.es.
Host names with one IP number:
fmns1.messagingengine.com points to: 162.159.24.253.
fmns2.messagingengine.com points to: 162.159.25.114.
Two mail servers in1-smtp.messagingengine.com and in2-smtp.messagingengine.com handle fastmail.us.
fastmail.us shares the same mail server setup as other domains, for instance jeamland.net, stitch-of-fantasy.com, holstsikkerhed.dk, educatorshandbook.com and brianbea.com.
fastmail.us shares at least partially some mail servers with other domains, for instance tdscore.com.
Host names with eight IP numbers: The host name 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: The host name in2-smtp.messagingengine.com points to 202.12.124.216 and 202.12.124.217.