`certusgroup.ca`

DNSSEC	⚠️ Not signed
A	184.68.178.138^{🇨🇦 ASN-SHAW184.68.160.0/19}
NS	`ns1.yourhostingaccount.com` ⭐
		A	65.254.254.102^{🇺🇸 EIG-2987365.254.224.0/19 TML Customer}
			PTR	`ns1.yourhostingaccount.com`
NS	`ns1.dotster.com`
		A	172.64.52.250^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.dotster.com`
		A	172.64.53.155^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`mail.certusgroup.ca` ⭐
TXT	`v=spf1 mx:mail.certusgroup.ca a:mail.certusgroup.ca ip4:184.68.178.138 -all`
SOA	`ns1.yourhostingaccount.com`admin@yourhostingaccount.com 2012-08-13 #57

`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=2603241730

Subdomains

mail.certusgroup.ca

Same first word

certusgroup.ca

certusgroup.com.ar

Similar names

grupocertus.com

crusetgroup.com

custergroup.com

grupocertus.pt

grupotecsur.com.ar

grupotecsur.com

urgupescort.com

DNS History

7 records (5 active, 2 former)

●NSns1.dotster.com2026-03-24 → 2026-03-24 · 2 obs

○ 2018-08-13 14:20:24
● 2026-03-24 17:59:18

●NSns1.yourhostingaccount.com2015-07-22 → 2026-03-24 · 2 obs

● 2015-07-22 20:36:36
● 2026-03-24 17:59:18

●NSns2.dotster.com2026-03-24 → 2026-03-24 · 2 obs

○ 2018-08-13 14:20:24
● 2026-03-24 17:59:18

○NSns2.yourhostingaccount.com2015-07-22 → 2018-08-13 · 3 obs

● 2015-07-22 20:36:36
● 2018-08-13 14:20:24
○ 2026-03-24 17:59:18

●MXmail.certusgroup.ca2015-11-25 → 2026-03-24 · 2 obs

● 2015-11-25 03:04:54
● 2026-03-24 17:59:18

●A184.68.178.1382016-02-29 → 2026-03-24 · 3 obs

○ 2015-11-25 03:04:54
● 2016-02-29 19:40:38
● 2026-03-24 17:59:18

○A206.116.45.662015-07-22 → 2015-11-25 · 4 obs

● 2015-07-22 20:36:36
● 2015-11-25 03:04:54
○ 2016-02-29 19:40:38
○ 2026-03-24 17:59:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ca	c.ca-servers.ca, d.ca-servers.ca, j.ca-servers.ca, any.ca-servers.ca	-
certusgroup.ca	ns1.dotster.com, ns2.dotster.com	-

✅ Authoritative Response

Server:172.64.52.250

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for certusgroup.ca (unsigned zone)

⏱️ Timing

Total: 366ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`184.68.178.138`
NS	2	`ns1.dotster.com, ns2.dotster.com`
MX	1	`mail.certusgroup.ca (pri: 0)`
TXT	1	`v=spf1 mx:mail.certusgroup.ca a:mail.c`
SOA	1	`ns1.yourhostingaccount.com admin.yourhos`

Analysis

Hierarchy

The parent of mail.certusgroup.ca is certusgroup.ca.

IP Addresses

certusgroup.ca points to IP number: 184.68.178.138.

Name Servers

certusgroup.ca is delegated to three name servers: ns1.dotster.com, ns2.dotster.com and ns1.yourhostingaccount.com.

certusgroup.ca at least partially shares name servers with other domains, for instance austinairmanagement.com, stuntbreakdown.com, solarfranchising.com, visionfundphilippines.org and davidtabor.com.

These name servers are commonly used alongside ns2.yourhostingaccount.com, ns1.mydomain.com, ns2.mydomain.com, ns3.mydomain.com, ns4.mydomain.com, ns1.nameresolve.com, ns2.nameresolve.com, ns3.nameresolve.com, ns4.nameresolve.com and ns1.netfirms.com.

Host names with a single IP:

ns1.dotster.com points to: 172.64.52.250.

ns2.dotster.com points to: 172.64.53.155.

ns1.yourhostingaccount.com points to: 65.254.254.102.

Mail Servers

certusgroup.ca is handled by a single mail server, mail.certusgroup.ca.

certusgroup.ca - robtex.com

certusgroup.ca

ca