postmastery.com - dns.ninja

`postmastery.com`

DNSSEC	🔒 Signed (DS record present)
A	162.159.134.42^{Cloudflare162.159.128.0/19 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns0.transip.net` ⭐
		A	2a01:7c8:dddd:195::195^{🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network}
			PTR	`ns0.transip.net`
		A	195.135.195.195^{🇮🇹 TRANSIP-AS195.135.195.0/24 TransIP B.V.}
			PTR	`ns0.transip.net`
NS	`ns1.transip.nl`
		A	2a01:7c8:7000:195::195^{🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network}
			PTR	`ns1.transip.nl`
		A	195.8.195.195^{🇳🇱 TRANSIP-AS195.8.195.0/24 TransIP B.V.}
			PTR	`ns1.transip.nl`
NS	`ns2.transip.eu`
		A	2a01:7c8:f:c1f::195^{🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network}
			PTR	`ns2.transip.eu`
		A	37.97.199.195^{🇳🇱 TRANSIP-AS37.97.128.0/17 TransIP BV Amsterdam, The Netherlands}
			PTR	`ns2.transip.eu`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1f::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pd-in-f27.1e100.net`
		A	142.251.16.26^{🇺🇸 Google142.251.16.0/24}
			PTR	`bl-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽²⁰⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽³⁰⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`aspmx2.googlemail.com`⁽⁴⁰⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`aspmx3.googlemail.com`⁽⁵⁰⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
TXT	`MS=ms11036395`
TXT	`yahoo-verification-key=VRlW9GLR73uEhZnSFCRwtw8pyixh8emsn37BEzggPSk=`
TXT	`google-site-verification=fc0gX6AJwVBu0NYW7HU7mrPE3w_3dXscYoMIQR_v4DQ`
TXT	`ca3-12c2c9456736470780cbe72ebc6820f0`
TXT	`v=spf1 ip4:162.13.123.43 ip6:2a00:1a48:7806:117:a717:9018:ff08:8943/64 includ...`
SOA	`ns0.transip.net`hostmaster@transip.nl 2026-06-09 #1

`com`

	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=1786045999

Subdomains

app.postmastery.com

Same first word

postmastery.com

postmastery.net

postmastery.nl

Similar names

portasystem.de

portasystem.at

portasystem.ch

paytmstores.com

portasystem.mobi

sportymates.com

mysportseat.com

DNS History

22 records (9 active, 13 former)

●NSns0.transip.net2026-07-04 → 2026-08-06 · 3 obs

○ 2017-04-18 17:14:00
● 2026-07-04 00:00:20
● 2026-08-06 20:04:40

○NSns0.transip.nl2015-08-27 → 2017-04-18 · 4 obs

● 2015-08-27 20:53:44
● 2017-04-18 17:14:00
○ 2026-07-04 00:00:20
○ 2026-08-06 20:04:40

○NSns1.transip.net2015-08-27 → 2017-04-18 · 4 obs

● 2015-08-27 20:53:44
● 2017-04-18 17:14:00
○ 2026-07-04 00:00:20
○ 2026-08-06 20:04:40

●NSns1.transip.nl2026-07-04 → 2026-08-06 · 3 obs

○ 2017-04-18 17:14:00
● 2026-07-04 00:00:20
● 2026-08-06 20:04:40

●NSns2.transip.eu2015-08-27 → 2026-08-06 · 2 obs

● 2015-08-27 20:53:44
● 2026-08-06 20:04:40

●MXalt1.aspmx.l.google.com2015-08-27 → 2026-08-06 · 2 obs

● 2015-08-27 20:53:44
● 2026-08-06 20:04:40

●MXalt2.aspmx.l.google.com2015-08-27 → 2026-08-06 · 2 obs

● 2015-08-27 20:53:44
● 2026-08-06 20:04:40

●MXaspmx.l.google.com2015-08-27 → 2026-08-06 · 2 obs

● 2015-08-27 20:53:44
● 2026-08-06 20:04:40

●MXaspmx2.googlemail.com2015-08-27 → 2026-08-06 · 2 obs

● 2015-08-27 20:53:44
● 2026-08-06 20:04:40

●MXaspmx3.googlemail.com2015-08-27 → 2026-08-06 · 2 obs

● 2015-08-27 20:53:44
● 2026-08-06 20:04:40

○A136.144.128.2092017-04-18 → 2017-04-18 · 4 obs

○ 2016-07-24 16:48:32
● 2017-04-18 17:14:00
○ 2026-07-04 00:00:20
○ 2026-08-06 20:04:40

○A162.13.114.512015-08-27 → 2015-08-27 · 3 obs

● 2015-08-27 20:53:44
○ 2015-09-26 03:39:40
○ 2026-08-06 20:04:40

●A162.159.134.422026-07-04 → 2026-08-06 · 3 obs

○ 2017-04-18 17:14:00
● 2026-07-04 00:00:20
● 2026-08-06 20:04:40

○A2001:4860:4802:32::152015-09-26 → 2016-07-24 · 5 obs

○ 2015-08-27 20:53:44
● 2015-09-26 03:39:40
● 2016-07-24 16:48:32
○ 2017-04-18 17:14:00
○ 2026-08-06 20:04:40

○A2001:4860:4802:34::152015-09-26 → 2016-07-24 · 5 obs

○ 2015-08-27 20:53:44
● 2015-09-26 03:39:40
● 2016-07-24 16:48:32
○ 2017-04-18 17:14:00
○ 2026-08-06 20:04:40

○A2001:4860:4802:36::152015-09-26 → 2016-07-24 · 5 obs

○ 2015-08-27 20:53:44
● 2015-09-26 03:39:40
● 2016-07-24 16:48:32
○ 2017-04-18 17:14:00
○ 2026-08-06 20:04:40

○A2001:4860:4802:38::152015-09-26 → 2016-07-24 · 5 obs

○ 2015-08-27 20:53:44
● 2015-09-26 03:39:40
● 2016-07-24 16:48:32
○ 2017-04-18 17:14:00
○ 2026-08-06 20:04:40

○A216.239.32.212015-09-26 → 2016-07-24 · 5 obs

○ 2015-08-27 20:53:44
● 2015-09-26 03:39:40
● 2016-07-24 16:48:32
○ 2017-04-18 17:14:00
○ 2026-08-06 20:04:40

○A216.239.34.212015-09-26 → 2016-07-24 · 5 obs

○ 2015-08-27 20:53:44
● 2015-09-26 03:39:40
● 2016-07-24 16:48:32
○ 2017-04-18 17:14:00
○ 2026-08-06 20:04:40

○A216.239.36.212015-09-26 → 2016-07-24 · 5 obs

○ 2015-08-27 20:53:44
● 2015-09-26 03:39:40
● 2016-07-24 16:48:32
○ 2017-04-18 17:14:00
○ 2026-08-06 20:04:40

○A216.239.38.212015-09-26 → 2016-07-24 · 5 obs

○ 2015-08-27 20:53:44
● 2015-09-26 03:39:40
● 2016-07-24 16:48:32
○ 2017-04-18 17:14:00
○ 2026-08-06 20:04:40

○A2a01:7c8:fff9:1cc::12017-04-18 → 2017-04-18 · 4 obs

○ 2016-07-24 16:48:32
● 2017-04-18 17:14:00
○ 2026-07-04 00:00:20
○ 2026-08-06 20:04:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, d.gtld-servers.net, c.gtld-servers.net, j.gtld-servers.net...	-
postmastery.com	ns1.transip.nl, ns0.transip.net, ns2.transip.eu	-

✅ Authoritative Response

Server:195.135.195.195

NS records: ns1.transip.nl, ns0.transip.net, ns2.transip.eu

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 919ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`162.159.134.42`
NS	3	`ns1.transip.nl, ns0.transip.net...`
MX	5	`ASPMX.L.GOOGLE.com (pri: 10), ASPMX2.GOOGLEMAIL.com (pri: 40)...`
TXT	5	`google-site-verification=fc0gX6AJwVBu0NY, MS=ms11036395...`
SOA	1	`ns0.transip.net hostmaster.transip.nl`

Analysis

Hierarchy

app.postmastery.com is delegated beneath postmastery.com.

IP Addresses

postmastery.com directs to one IP number, which is 162.159.134.42.

Among the host names that share IP numbers with postmastery.com are cost-cutters-pflugerville.com, ohbinspections.com, www.bplajatico.it and two others.

Name Servers

postmastery.com carries NS records delegating to ns2.transip.eu, ns0.transip.net and ns1.transip.nl.

There is at least partial name server overlap between postmastery.com and other domains — achtbaan-melick.nl, 0-to-9.nl, mijnmte.nl and two more among them.

ns2.transip.eu, ns0.transip.net and ns1.transip.nl are three hostnames that each resolve to a pair of IP addresses: ns2.transip.eu to 37.97.199.195 and 2a01:7c8:f:c1f::195, ns0.transip.net to 195.135.195.195 and 2a01:7c8:dddd:195::195, and ns1.transip.nl to 195.8.195.195 and 2a01:7c8:7000:195::195.

Mail Servers

postmastery.com has five mail servers, which are aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.

postmastery.com shares at least some of its mail servers with other domains — for example provcomlib.org, ns500821.ns500821.ns500841.ns500794.ns500821.ns500794.ns500821.ns500821.ns500794.ns500821.ns500795.ns500790.ns500795.lustypartnersfinder.com, ns500734.ns500699.ns500699.ns500699.ns500699.ns500699.ns500699.ns500699.ns500728.ns500588.ns500588.ns500699.ns500588.ns500588.ns500588.ns500632.dtrkdll.com and two more.

It is common to find these mail servers paired with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 more.

Hosts with two IP numbers each:

aspmx2.googlemail.com resolves to two addresses: 108.177.123.26 and 2800:3f0:4003:c0f::1b.

aspmx3.googlemail.com resolves to two addresses: 172.253.116.26 and 2a00:1450:400b:c02::1a.

aspmx.l.google.com resolves to two addresses: 142.251.16.26 and 2607:f8b0:4004:c1f::1b.

alt1.aspmx.l.google.com resolves to two addresses: 108.177.123.26 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.27 and 2a00:1450:400b:c02::1b.

aspmx2.googlemail.com along with alt1.aspmx.l.google.com each resolve to 2800:3f0:4003:c0f::1b IP addresses.

aspmx2.googlemail.com along with alt1.aspmx.l.google.com each resolve to 108.177.123.26 IP addresses.