`icrw.ca`

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 2026-07-17 #4

`ca`

	DNSSEC	🔒 Signed (DS record present)
	NS	`prd-czp-05.corp.cira.ca` ⭐
	NS	`any.ca-servers.ca`
	NS	`c.ca-servers.ca`
	NS	`d.ca-servers.ca`
	NS	`j.ca-servers.ca`
	SOA	`prd-czp-05.corp.cira.ca`admin-dns@cira.ca serial=2607262030

Same first word

icrw.org

icrw.com

icrw.ca

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DNS History

15 records (6 active, 9 former)

○NSns1.domain-dns.ca2015-07-26 → 2017-04-03 · 4 obs

● 2015-07-26 14:46:50
● 2017-04-03 18:47:42
○ 2026-07-19 18:51:12
○ 2026-07-26 21:06:54

○NSns1.domain-dns.com2015-07-26 → 2017-04-03 · 4 obs

● 2015-07-26 14:46:50
● 2017-04-03 18:47:42
○ 2026-07-19 18:51:12
○ 2026-07-26 21:06:54

●NSns1.messagingengine.com2026-07-19 → 2026-07-26 · 3 obs

○ 2017-04-03 18:47:42
● 2026-07-19 18:51:12
● 2026-07-26 21:06:54

○NSns2.domain-dns.ca2015-07-26 → 2017-04-03 · 4 obs

● 2015-07-26 14:46:50
● 2017-04-03 18:47:42
○ 2026-07-19 18:51:12
○ 2026-07-26 21:06:54

○NSns2.domain-dns.com2015-07-26 → 2017-04-03 · 4 obs

● 2015-07-26 14:46:50
● 2017-04-03 18:47:42
○ 2026-07-19 18:51:12
○ 2026-07-26 21:06:54

●NSns2.messagingengine.com2026-07-19 → 2026-07-26 · 3 obs

○ 2017-04-03 18:47:42
● 2026-07-19 18:51:12
● 2026-07-26 21:06:54

○NSns3.domain-dns.ca2015-07-26 → 2017-04-03 · 4 obs

● 2015-07-26 14:46:50
● 2017-04-03 18:47:42
○ 2026-07-19 18:51:12
○ 2026-07-26 21:06:54

○NSns3.domain-dns.com2015-07-26 → 2017-04-03 · 4 obs

● 2015-07-26 14:46:50
● 2017-04-03 18:47:42
○ 2026-07-19 18:51:12
○ 2026-07-26 21:06:54

○MXmx.domain-dns.com2015-07-26 → 2017-04-03 · 4 obs

● 2015-07-26 14:46:50
● 2017-04-03 18:47:42
○ 2026-07-19 18:51:12
○ 2026-07-26 21:06:54

○MXmx2.baremetal.com2015-07-26 → 2017-04-03 · 4 obs

● 2015-07-26 14:46:50
● 2017-04-03 18:47:42
○ 2026-07-19 18:51:12
○ 2026-07-26 21:06:54

●MXus1-smtp.messagingengine.com2026-07-19 → 2026-07-26 · 3 obs

○ 2017-04-03 18:47:42
● 2026-07-19 18:51:12
● 2026-07-26 21:06:54

●MXus2-smtp.messagingengine.com2026-07-19 → 2026-07-26 · 3 obs

○ 2017-04-03 18:47:42
● 2026-07-19 18:51:12
● 2026-07-26 21:06:54

●A103.168.172.372026-07-19 → 2026-07-26 · 3 obs

○ 2017-04-03 18:47:42
● 2026-07-19 18:51:12
● 2026-07-26 21:06:54

●A103.168.172.522026-07-19 → 2026-07-26 · 3 obs

○ 2017-04-03 18:47:42
● 2026-07-19 18:51:12
● 2026-07-26 21:06:54

○A67.223.102.782015-07-26 → 2017-04-03 · 4 obs

● 2015-07-26 14:46:50
● 2017-04-03 18:47:42
○ 2026-07-19 18:51:12
○ 2026-07-26 21:06:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ca	d.ca-servers.ca, any.ca-servers.ca, c.ca-servers.ca, j.ca-servers.ca	-
icrw.ca	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 icrw.ca (unsigned zone)

⏱️ Timing

Total: 815ms | 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

icrw.ca has two IP addresses: 103.168.172.37 and 103.168.172.52

fred.cambridge.ma.us, 1004.ch, onqor.co.uk plus two other host names have IP numbers in common with icrw.ca.

Name Servers

The NS records for icrw.ca delegate to ns1.messagingengine.com and ns2.messagingengine.com.

The name server configuration of icrw.ca is shared with other domains, for instance textpaket.de, rixman.org, rucchin.net and two others.

The name servers for icrw.ca overlap at least in part with those of other domains, including kingdominflatables.com and apogee-prod.com.

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

icrw.ca uses two mail servers, us1-smtp.messagingengine.com and us2-smtp.messagingengine.com.

The mail server setup of icrw.ca matches that of other domains such as william.org, null.bosslevelpodcast.com, themontys.net and two others.

icrw.ca has mail servers in common with other domains — nomuk.net being one example.

Hosts with 8 IP addresses each:

us1-smtp.messagingengine.com maps to 103.168.172.216, 103.168.172.217, 103.168.172.218 and 5 additional IP addresses.

Host names with 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.

icrw.ca - robtex.com

icrw.ca

ca

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`icrw.ca`

`ca`