robertusmd.ca - dns.ninja

`robertusmd.ca`

DNSSEC	⚠️ Not signed
A	2607:5300:203:9f5f::10^{🇨🇦 OVH2607:5300::/32 Hosting route}
		PTR	`xenon.robertustech.com`
A	54.39.93.99^{🇨🇦 OVH54.39.0.0/16 Hosting route}
NS	`ns1.robertustech.com` ⭐
		A	2607:5300:203:9f5f::10^{🇨🇦 OVH2607:5300::/32 Hosting route}
			PTR	`xenon.robertustech.com`
		A	54.39.93.97^{🇨🇦 OVH54.39.0.0/16 Hosting route}
			PTR	`xenon.robertustech.com`
NS	`ns2.robertustech.com`
		A	2607:5300:203:17a7::1:9^{🇨🇦 OVH2607:5300::/32 Hosting route}
		A	66.70.145.9^{🇨🇦 OVH66.70.128.0/17 Hosting route}
			PTR	`ns2.robertustech.com`
MX	`robertusmd.ca` ⭐
		A	2607:5300:203:9f5f::10^{🇨🇦 OVH2607:5300::/32 Hosting route}
			PTR	`xenon.robertustech.com`
		A	54.39.93.99^{🇨🇦 OVH54.39.0.0/16 Hosting route}
			PTR	`robertusmd.com`
TXT	`v=spf1 ip4:54.39.93.97 ip4:158.69.51.67 ip4:158.69.51.69 +a +mx +a:argon.robe...`
SOA	`ns1.robertustech.com`robertus@rogers.com 2026-07-25 #0

`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=2608090730

MX for

robertusmd.ca

Previously MX for

mail.robertusmd.ca

Subdomains

mail.robertusmd.ca

Same first word

robertusmd.ca

robertusmd.com

DNS History

12 records (5 active, 7 former)

○NSns1.pepelatz.net2015-08-18 → 2017-06-06 · 4 obs

● 2015-08-18 13:43:12
● 2017-06-06 16:34:44
○ 2026-03-21 15:49:50
○ 2026-08-09 08:10:18

●NSns1.robertustech.com2026-03-21 → 2026-08-09 · 3 obs

○ 2017-06-06 16:34:44
● 2026-03-21 15:49:50
● 2026-08-09 08:10:18

○NSns2.pepelatz.net2015-08-18 → 2017-06-06 · 4 obs

● 2015-08-18 13:43:12
● 2017-06-06 16:34:44
○ 2026-03-21 15:49:50
○ 2026-08-09 08:10:18

●NSns2.robertustech.com2026-03-21 → 2026-08-09 · 3 obs

○ 2017-06-06 16:34:44
● 2026-03-21 15:49:50
● 2026-08-09 08:10:18

○MXmail.robertusmd.ca2015-08-18 → 2015-08-18 · 3 obs

● 2015-08-18 13:43:12
○ 2016-04-01 00:08:04
○ 2026-08-09 08:10:18

●MXrobertusmd.ca2016-04-01 → 2026-08-09 · 3 obs

○ 2015-08-18 13:43:12
● 2016-04-01 00:08:04
● 2026-08-09 08:10:18

○A158.69.51.692016-04-01 → 2016-04-01 · 4 obs

○ 2015-08-18 13:43:12
● 2016-04-01 00:08:04
○ 2016-09-09 04:20:30
○ 2026-08-09 08:10:18

○A158.69.51.762017-06-06 → 2017-06-06 · 4 obs

○ 2016-09-09 04:20:30
● 2017-06-06 16:34:44
○ 2026-03-21 15:49:50
○ 2026-08-09 08:10:18

○A158.69.51.772016-09-09 → 2016-09-09 · 4 obs

○ 2016-04-01 00:08:04
● 2016-09-09 04:20:30
○ 2017-06-06 16:34:44
○ 2026-08-09 08:10:18

●A2607:5300:203:9f5f::102026-03-21 → 2026-08-09 · 3 obs

○ 2017-06-06 16:34:44
● 2026-03-21 15:49:50
● 2026-08-09 08:10:18

●A54.39.93.992026-03-21 → 2026-08-09 · 3 obs

○ 2017-06-06 16:34:44
● 2026-03-21 15:49:50
● 2026-08-09 08:10:18

○A72.167.244.2112015-08-18 → 2015-08-18 · 3 obs

● 2015-08-18 13:43:12
○ 2016-04-01 00:08:04
○ 2026-08-09 08:10:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ca	any.ca-servers.ca, j.ca-servers.ca, c.ca-servers.ca, d.ca-servers.ca	-
robertusmd.ca	ns1.robertustech.com, ns2.robertustech.com	-

✅ Authoritative Response

Server:54.39.93.97

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for robertusmd.ca (unsigned zone)

⏱️ Timing

Total: 487ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`54.39.93.99`
AAAA	1	`2607:5300:203:9f5f::10`
NS	2	`ns1.robertustech.com, ns2.robertustech.com`
MX	1	`robertusmd.ca (pri: 0)`
TXT	1	`v=spf1 ip4:54.39.93.97 ip4:158.69.51.67`
SOA	1	`ns1.robertustech.com robertus.rogers.com`

Analysis

Hierarchy

mail.robertusmd.ca is a subdomain of robertusmd.ca.

Mail Server Role

robertusmd.ca handles its own mail, functioning as its own mail server.

IP Addresses

robertusmd.ca points to the IP addresses 54.39.93.99 and 2607:5300:203:9f5f::10

Two other host names, along with robertusmd.com, ns1.robertustech.com and mail2.robertusmd.com, also share IP numbers with robertusmd.ca.

Name Servers

DNS delegation for robertusmd.ca points to two name servers: ns1.robertustech.com and ns2.robertustech.com.

robertusmd.ca shares its NS records with other domains, for example pepelatz.net, faxcomgroup.com, robertusmd.com and two others.

robertusmd.ca has partial name server overlap with other domains, including e-domania.com.

ns1.robertustech.com directs to 54.39.93.97 and 2607:5300:203:9f5f::10. ns2.robertustech.com directs to 66.70.145.9 and 2607:5300:203:17a7::1:9. Each host name carries two IP addresses.

Mail Servers

robertusmd.ca is served by just one mail server: robertusmd.ca.

robertusmd.ca resolves to two IP numbers — 54.39.93.99 and 2607:5300:203:9f5f::10.