`jamus.org`

DNSSEC	⚠️ Not signed
A	103.168.172.37^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
		PTR	`www.messagingengine.com`
A	103.168.172.52^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 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^{🇺🇸 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	`us2-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	`ns1.messagingengine.com`postmaster@messagingengine.com 2026-07-05 #0

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1784159420

Same first word

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DNS History

10 records (6 active, 4 former)

●NSns1.messagingengine.com2015-08-14 → 2026-07-16 · 2 obs

● 2015-08-14 05:08:12
● 2026-07-16 00:01:22

●NSns2.messagingengine.com2015-08-14 → 2026-07-16 · 2 obs

● 2015-08-14 05:08:12
● 2026-07-16 00:01:22

○MXin1-smtp.messagingengine.com2015-08-14 → 2026-06-15 · 4 obs

● 2015-08-14 05:08:12
● 2026-06-15 22:03:58
○ 2026-07-08 11:24:28
○ 2026-07-16 00:01:22

○MXin2-smtp.messagingengine.com2015-08-14 → 2026-06-15 · 4 obs

● 2015-08-14 05:08:12
● 2026-06-15 22:03:58
○ 2026-07-08 11:24:28
○ 2026-07-16 00:01:22

●MXus1-smtp.messagingengine.com2026-07-08 → 2026-07-16 · 3 obs

○ 2026-06-15 22:03:58
● 2026-07-08 11:24:28
● 2026-07-16 00:01:22

●MXus2-smtp.messagingengine.com2026-07-08 → 2026-07-16 · 3 obs

○ 2026-06-15 22:03:58
● 2026-07-08 11:24:28
● 2026-07-16 00:01:22

●A103.168.172.372026-06-15 → 2026-07-16 · 3 obs

○ 2017-04-10 21:47:32
● 2026-06-15 22:03:58
● 2026-07-16 00:01:22

●A103.168.172.522026-06-15 → 2026-07-16 · 3 obs

○ 2017-04-10 21:47:32
● 2026-06-15 22:03:58
● 2026-07-16 00:01:22

○A66.111.4.532015-08-14 → 2017-04-10 · 4 obs

● 2015-08-14 05:08:12
● 2017-04-10 21:47:32
○ 2026-06-15 22:03:58
○ 2026-07-16 00:01:22

○A66.111.4.542015-08-14 → 2017-04-10 · 4 obs

● 2015-08-14 05:08:12
● 2017-04-10 21:47:32
○ 2026-06-15 22:03:58
○ 2026-07-16 00:01:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	d0.org.afilias-nst.org, b0.org.afilias-nst.org, b2.org.afilias-nst.org	-
jamus.org	ns1.messagingengine.com, ns2.messagingengine.com	-

✅ Authoritative Response

Server:162.159.25.191

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jamus.org (unsigned zone)

⏱️ Timing

Total: 702ms | 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`

Analysis

IP Addresses

jamus.org points to the IP addresses 103.168.172.37 and 103.168.172.52

stjohnkarp.net, www.sappho.com, cdbh.org and two other host names share IP numbers with jamus.org.

Name Servers

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

jamus.org uses the same name servers as several other domains — among them alain-gelinas.net, shadgmoore.net, jimnova.com and two more.

jamus.org has overlapping name servers with several other domains — among them bouncing4fun.co.uk, ultimatebounceaz.com, joscastles.com and tumblenbounce.com.

These name servers commonly appear alongside the name servers ns1.bouncycastlenetwork.co.uk and ns2.bouncycastlenetwork.co.uk.

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

Mail for jamus.org is handled by two mail servers — us1-smtp.messagingengine.com and us2-smtp.messagingengine.com.

jamus.org uses an identical mail server configuration to several other domains — among them tobin.co.nz, q2u.eu, tangaroo.net and two more.

Hostnames that resolve to 8 IP addresses:

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.

Hosts that point to four IP numbers:

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

jamus.org - robtex.com

jamus.org

org