`interchangeable.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 2026-07-05 #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=1785277587

Subdomains

mail.interchangeable.com

Same first word

interchangeable.com

DNS History

14 records (6 active, 8 former)

●NSns1.messagingengine.com2017-08-16 → 2026-07-28 · 3 obs

○ 2016-12-05 03:38:06
● 2017-08-16 08:29:56
● 2026-07-28 22:54:32

●NSns2.messagingengine.com2017-08-16 → 2026-07-28 · 3 obs

○ 2016-12-05 03:38:06
● 2017-08-16 08:29:56
● 2026-07-28 22:54:32

○NSns3.softcomca.com2015-08-10 → 2016-12-05 · 4 obs

● 2015-08-10 17:33:04
● 2016-12-05 03:38:06
○ 2017-08-16 08:29:56
○ 2026-07-28 22:54:32

○NSns4.softcomca.com2015-08-10 → 2016-12-05 · 4 obs

● 2015-08-10 17:33:04
● 2016-12-05 03:38:06
○ 2017-08-16 08:29:56
○ 2026-07-28 22:54:32

○MXin1-smtp.messagingengine.com2017-08-16 → 2017-08-16 · 3 obs

○ 2016-12-05 03:38:06
● 2017-08-16 08:29:56
○ 2026-07-28 22:54:32

○MXin2-smtp.messagingengine.com2017-08-16 → 2017-08-16 · 3 obs

○ 2016-12-05 03:38:06
● 2017-08-16 08:29:56
○ 2026-07-28 22:54:32

○MXmail.interchangeable.com2015-08-10 → 2016-12-05 · 4 obs

● 2015-08-10 17:33:04
● 2016-12-05 03:38:06
○ 2017-08-16 08:29:56
○ 2026-07-28 22:54:32

●MXus1-smtp.messagingengine.com2026-07-28 → 2026-07-28 · 2 obs

○ 2017-08-16 08:29:56
● 2026-07-28 22:54:32

●MXus2-smtp.messagingengine.com2026-07-28 → 2026-07-28 · 2 obs

○ 2017-08-16 08:29:56
● 2026-07-28 22:54:32

●A103.168.172.372026-03-30 → 2026-07-28 · 3 obs

○ 2017-08-16 08:29:56
● 2026-03-30 08:24:14
● 2026-07-28 22:54:32

●A103.168.172.522026-03-30 → 2026-07-28 · 3 obs

○ 2017-08-16 08:29:56
● 2026-03-30 08:24:14
● 2026-07-28 22:54:32

○A168.144.1.362015-08-10 → 2016-12-05 · 4 obs

● 2015-08-10 17:33:04
● 2016-12-05 03:38:06
○ 2017-08-16 08:29:56
○ 2026-07-28 22:54:32

○A66.111.4.532017-08-16 → 2017-08-16 · 4 obs

○ 2016-12-05 03:38:06
● 2017-08-16 08:29:56
○ 2026-03-30 08:24:14
○ 2026-07-28 22:54:32

○A66.111.4.542017-08-16 → 2017-08-16 · 4 obs

○ 2016-12-05 03:38:06
● 2017-08-16 08:29:56
○ 2026-03-30 08:24:14
○ 2026-07-28 22:54:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, j.gtld-servers.net, d.gtld-servers.net, f.gtld-servers.net...	-
interchangeable.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 interchangeable.com (unsigned zone)

⏱️ Timing

Total: 255ms | 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

Hierarchy

mail.interchangeable.com is a subdomain of interchangeable.com.

IP Addresses

interchangeable.com has two IP addresses: 103.168.172.37 and 103.168.172.52

Additional host names — waltershobby.net, mxjrdn.com, twisted.email and two others — share IP numbers with interchangeable.com.

Name Servers

interchangeable.com uses two name servers for its delegation: ns1.messagingengine.com and ns2.messagingengine.com.

interchangeable.com shares its name server setup with other domains, including nataliebanet.com, themountjoys.com, cemper.at and two others.

interchangeable.com has overlapping name servers with several other domains — among them jjk3.com, kingofjumpers.com, maidenheadbouncycastles.co.uk and nwmatrix.net.

These name servers are frequently paired with the name servers ns1.rightbox.com, ns2.rightbox.com, ns3.rightbox.com and two others.

Both ns1.messagingengine.com and ns2.messagingengine.com have a single IP address each — ns1.messagingengine.com resolves to 162.159.24.178 while ns2.messagingengine.com resolves to 162.159.25.191.

Mail Servers

interchangeable.com has two mail servers: us1-smtp.messagingengine.com and us2-smtp.messagingengine.com.

interchangeable.com shares the same mail server setup as other domains, including codefusion.net, khaostrader.com, digiatek.com and two others.

interchangeable.com shares mail servers — at least in part — with other domains, including ns2.echorim.com, oatdog.com, coderilla.com and two others.

Host names with 8 IP numbers:

Hostname us1-smtp.messagingengine.com directs to 103.168.172.216, 103.168.172.217 and 103.168.172.218 along with 5 other IP addresses.

Host names resolving to four IP addresses:

us2-smtp.messagingengine.com resolves to 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.

interchangeable.com - robtex.com