postpro.net - dns.ninja

`postpro.net`

DNSSEC	⚠️ Not signed
A	103.168.172.65^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
		PTR	`redir.messagingengine.com`
NS	`fmns1.messagingengine.com` ⭐
		A	162.159.24.253^{Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`fmns1.messagingengine.com`
NS	`fmns2.messagingengine.com`
		A	162.159.25.114^{Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`fmns2.messagingengine.com`
MX	`in1-smtp.messagingengine.com` ⭐
		A	103.168.172.216^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-01.messagingengine.com`
		A	103.168.172.217^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-02.messagingengine.com`
		A	103.168.172.218^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-03.messagingengine.com`
		A	103.168.172.219^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-04.messagingengine.com`
		A	103.168.172.220^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-05.messagingengine.com`
		A	103.168.172.221^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-06.messagingengine.com`
		A	103.168.172.222^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-07.messagingengine.com`
		A	103.168.172.223^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-08.messagingengine.com`
MX	`in2-smtp.messagingengine.com`⁽²⁰⁾
		A	202.12.124.216^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-01.messagingengine.com`
		A	202.12.124.217^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-02.messagingengine.com`
		A	202.12.124.218^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-03.messagingengine.com`
		A	202.12.124.219^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-04.messagingengine.com`
TXT	`v=spf1 include:spf.messagingengine.com ~all`
SOA	`fmns1.messagingengine.com`postmaster@messagingengine.com 2026-06-11 #1

`net`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1781271563

WOT: SAFE (60/100)

Subdomains

www.postpro.net

Same first word

postpro.net

postpro.at

postpro.eu

postpro.tv

postpro.com

postpro.com.au

postpro.info

postpro.ru

postpro.fr

postpro.media

postpro.ch

postpro.berlin

postpro.de

postpro.es

Similar names

sportop.be

sportop.cz

prostop.net

sportop.eu

toppros.com.hk

sportop.ru

propots.com

sportop.cn

protops.com.br

propost.ru

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optspro.ru

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stroppo.it

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troppos.com

propost.pl

spotpro.com

prospot.hu

ostprop.com

spotpro.com.au

prospot.online

sportop.com.tw

popsort.com

stoppro.com

prostop.be

protops.com

protops.de

poports.com.au

sportop.fitness

propost.co.uk

postorp.com.br

propost.dk

topspro.com

prospot.co.uk

toppros.com

propost.org

prostop.ca

psporto.net

prostop.ru

spotpro.co.il

topspor.de

opsport.com

prostop.cz

popstor.com

tpopros.com

prostop.nl

propost.nl

prospot.sk

propost.pro

sportop.nl

sportop.gr

sopport.com

prospot.biz

prostop.de

stroppo.com

posport.com

toppros.co

sportop.pl

propost.ca

tropsop.com

poports.com

DNS History

8 records (5 active, 3 former)

●NSfmns1.messagingengine.com2017-07-30 → 2026-06-12 · 3 obs

○ 2017-07-09 05:58:26
● 2017-07-30 01:41:40
● 2026-06-12 13:43:42

●NSfmns2.messagingengine.com2017-07-30 → 2026-06-12 · 3 obs

○ 2017-07-09 05:58:26
● 2017-07-30 01:41:40
● 2026-06-12 13:43:42

○NSns1.messagingengine.com2015-08-31 → 2017-07-09 · 4 obs

● 2015-08-31 00:03:32
● 2017-07-09 05:58:26
○ 2017-07-30 01:41:40
○ 2026-06-12 13:43:42

○NSns2.messagingengine.com2015-08-31 → 2017-07-09 · 4 obs

● 2015-08-31 00:03:32
● 2017-07-09 05:58:26
○ 2017-07-30 01:41:40
○ 2026-06-12 13:43:42

●MXin1-smtp.messagingengine.com2015-08-31 → 2026-06-12 · 2 obs

● 2015-08-31 00:03:32
● 2026-06-12 13:43:42

●MXin2-smtp.messagingengine.com2015-08-31 → 2026-06-12 · 2 obs

● 2015-08-31 00:03:32
● 2026-06-12 13:43:42

●A103.168.172.652026-02-15 → 2026-06-12 · 3 obs

○ 2018-05-09 17:39:14
● 2026-02-15 00:12:42
● 2026-06-12 13:43:42

○A66.111.4.792015-08-31 → 2018-05-09 · 4 obs

● 2015-08-31 00:03:32
● 2018-05-09 17:39:14
○ 2026-02-15 00:12:42
○ 2026-06-12 13:43:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	c.gtld-servers.net, g.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net...	-
postpro.net	fmns1.messagingengine.com, fmns2.messagingengine.com	-

✅ Authoritative Response

Server:162.159.25.114

NS records: fmns1.messagingengine.com, fmns2.messagingengine.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for postpro.net (unsigned zone)

⏱️ Timing

Total: 374ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.168.172.65`
NS	2	`fmns1.messagingengine.com, fmns2.messagingengine.com`
MX	2	`in1-smtp.messagingengine.com (pri: 10), in2-smtp.messagingengine.com (pri: 20)`
TXT	1	`v=spf1 include:spf.messagingengine.com ~`
SOA	1	`fmns1.messagingengine.com postmaster.mes`

Analysis

Hierarchy

www.postpro.net is delegated beneath postpro.net.

IP Addresses

postpro.net resolves to one IP address: 103.168.172.65.

mail.jessereynolds.com, penguinmail.com, mail.nickg.me.uk and two other host names share IP numbers with postpro.net.

Name Servers

postpro.net is served by two delegated name servers, fmns1.messagingengine.com and fmns2.messagingengine.com.

postpro.net uses the same name servers as several other domains — among them onepost.net, internet-mail.org, 126.123.147.64.in-addr.arpa and two more.

There is at least partial name server overlap between postpro.net and other domains — roasup.com.dkim.fmhosted.com, 123.147.64.in-addr.arpa, 4.111.66.in-addr.arpa and two more among them.

These name servers regularly appear alongside ns1.messagingengine.com, ns2.messagingengine.com, auth1.ns.nyi.net and 4 other name servers in NS record sets.

fmns1.messagingengine.com → 162.159.24.253 and fmns2.messagingengine.com → 162.159.25.114: one IP number per host name.

Mail Servers

Mail for postpro.net is handled by two mail servers — in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

postpro.net uses an identical mail server configuration to several other domains — among them sketchtel.ca, everynothing.com, woenet.com and two more.

postpro.net and other domains — kreativepix.com for instance — share at least some mail servers.

Hostnames that resolve to 8 IP addresses:

in1-smtp.messagingengine.com carries IP addresses 103.168.172.216, 103.168.172.217 and 103.168.172.218, with 5 other addresses beyond those.

Host names with four IP numbers:

in2-smtp.messagingengine.com resolves to four IP addresses — 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.