techduo.com - dns.ninja

`techduo.com`

DNSSEC	⚠️ Not signed
A	103.168.172.37^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
		PTR	`www.messagingengine.com`
A	103.168.172.52^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
NS	`ns1.messagingengine.com` ⭐
		A	162.159.24.178^{Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.messagingengine.com`
NS	`ns2.messagingengine.com`
		A	162.159.25.191^{Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.messagingengine.com`
MX	`us1-smtp.messagingengine.com` ⭐
		A	103.168.172.216^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-01.messagingengine.com`
		A	103.168.172.217^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-02.messagingengine.com`
		A	103.168.172.218^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-03.messagingengine.com`
		A	103.168.172.219^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-04.messagingengine.com`
		A	103.168.172.220^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-05.messagingengine.com`
		A	103.168.172.221^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-06.messagingengine.com`
		A	103.168.172.222^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-07.messagingengine.com`
		A	103.168.172.223^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-08.messagingengine.com`
MX	`us2-smtp.messagingengine.com`⁽²⁰⁾
		A	202.12.124.216^{TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-01.messagingengine.com`
		A	202.12.124.217^{TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-02.messagingengine.com`
		A	202.12.124.218^{TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-03.messagingengine.com`
		A	202.12.124.219^{TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-04.messagingengine.com`
TXT	`v=spf1 include:spf.messagingengine.com ?all`
SOA	`ns1.messagingengine.com`postmaster@messagingengine.com 2026-08-05 #0

`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=1786123134

Same first word

techduo.com

techduo.net

techduo.nl

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DNS History

17 records (6 active, 11 former)

○NSa.ns.rexx.com2017-03-27 → 2017-03-27 · 4 obs

○ 2008-03-15 03:46:14
● 2017-03-27 06:00:14
○ 2026-06-15 22:23:40
○ 2026-08-07 17:46:02

○NSb.ns.rexx.com2017-03-27 → 2017-03-27 · 4 obs

○ 2008-03-15 03:46:14
● 2017-03-27 06:00:14
○ 2026-06-15 22:23:40
○ 2026-08-07 17:46:02

○NSc.ns.rexx.com2017-03-27 → 2017-03-27 · 4 obs

○ 2008-03-15 03:46:14
● 2017-03-27 06:00:14
○ 2026-06-15 22:23:40
○ 2026-08-07 17:46:02

○NSd.ns.rexx.com2017-03-27 → 2017-03-27 · 4 obs

○ 2008-03-15 03:46:14
● 2017-03-27 06:00:14
○ 2026-06-15 22:23:40
○ 2026-08-07 17:46:02

○NSe.ns.rexx.com2017-03-27 → 2017-03-27 · 4 obs

○ 2008-03-15 03:46:14
● 2017-03-27 06:00:14
○ 2026-06-15 22:23:40
○ 2026-08-07 17:46:02

●NSns1.messagingengine.com2026-06-15 → 2026-08-07 · 3 obs

○ 2017-03-27 06:00:14
● 2026-06-15 22:23:40
● 2026-08-07 17:46:02

○NSns2.cishost.com2008-03-15 → 2017-03-27 · 4 obs

● 2008-03-15 03:46:14
● 2017-03-27 06:00:14
○ 2026-06-15 22:23:40
○ 2026-08-07 17:46:02

●NSns2.messagingengine.com2026-06-15 → 2026-08-07 · 3 obs

○ 2017-03-27 06:00:14
● 2026-06-15 22:23:40
● 2026-08-07 17:46:02

○NSns3.cishost.com2008-03-15 → 2017-03-27 · 4 obs

● 2008-03-15 03:46:14
● 2017-03-27 06:00:14
○ 2026-06-15 22:23:40
○ 2026-08-07 17:46:02

○MXin1-smtp.messagingengine.com2026-06-15 → 2026-06-15 · 4 obs

○ 2017-03-27 06:00:14
● 2026-06-15 22:23:40
○ 2026-07-22 16:04:08
○ 2026-08-07 17:46:02

○MXin2-smtp.messagingengine.com2026-06-15 → 2026-06-15 · 4 obs

○ 2017-03-27 06:00:14
● 2026-06-15 22:23:40
○ 2026-07-22 16:04:08
○ 2026-08-07 17:46:02

○MXmail.techduo.com2015-04-24 → 2017-03-27 · 5 obs

○ 2008-03-15 03:46:14
● 2015-04-24 21:52:06
● 2017-03-27 06:00:14
○ 2026-06-15 22:23:40
○ 2026-08-07 17:46:02

●MXus1-smtp.messagingengine.com2026-07-22 → 2026-08-07 · 3 obs

○ 2026-06-15 22:23:40
● 2026-07-22 16:04:08
● 2026-08-07 17:46:02

●MXus2-smtp.messagingengine.com2026-07-22 → 2026-08-07 · 3 obs

○ 2026-06-15 22:23:40
● 2026-07-22 16:04:08
● 2026-08-07 17:46:02

●A103.168.172.372026-06-15 → 2026-08-07 · 3 obs

○ 2017-03-27 06:00:14
● 2026-06-15 22:23:40
● 2026-08-07 17:46:02

●A103.168.172.522026-06-15 → 2026-08-07 · 3 obs

○ 2017-03-27 06:00:14
● 2026-06-15 22:23:40
● 2026-08-07 17:46:02

○A74.95.55.2532015-04-24 → 2017-03-27 · 5 obs

○ 2008-03-15 03:46:14
● 2015-04-24 21:52:06
● 2017-03-27 06:00:14
○ 2026-06-15 22:23:40
○ 2026-08-07 17:46:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
techduo.com	ns1.messagingengine.com, ns2.messagingengine.com	2 records

✅ Authoritative Response

Server:162.159.25.191

NS records: ns1.messagingengine.com, ns2.messagingengine.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for techduo.com (unsigned zone)

⏱️ Timing

Total: 96ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`103.168.172.37, 103.168.172.52`
NS	2	`ns1.messagingengine.com, ns2.messagingengine.com`
MX	2	`us1-smtp.messagingengine.com (pri: 10), us2-smtp.messagingengine.com (pri: 20)`
TXT	1	`v=spf1 include:spf.messagingengine.com ?`
SOA	1	`ns1.messagingengine.com postmaster.messa`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.messagingengine.com, ns2.messagingengine.com)

Analysis

IP Addresses

techduo.com has two IP addresses: 103.168.172.37 and 103.168.172.52

Among the host names that share IP numbers with techduo.com are donogh.net, kblob.com, happynerds.org and two others.

Name Servers

techduo.com has two authoritative name servers — ns1.messagingengine.com and ns2.messagingengine.com.

techduo.com has the same name server delegation as a number of other domains, such as larke.net, camelo.info, fabricationspecialties.com and two more.

Some name servers delegated to techduo.com are also used by other domains, notably yefet.net and spracklen.net.

ns1.messagingengine.com → 162.159.24.178 and ns2.messagingengine.com → 162.159.25.191: one IP number per host name.

Mail Servers

The MX records for techduo.com point to two mail servers: us1-smtp.messagingengine.com and us2-smtp.messagingengine.com.

techduo.com has the same mail server arrangement as a number of other domains, for example ardls.com, art-vitrage.com, prattein.com and two more.

Host names resolving to 8 IP numbers:

us1-smtp.messagingengine.com points to 103.168.172.216, 103.168.172.217, 103.168.172.218 and 5 other IP addresses.

Hosts pointing to four IP addresses:

us2-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.