`microsoftofficesystem.ca`

DNSSEC	⚠️ Not signed
A	20.70.246.20^{🇦🇺 Microsoft20.64.0.0/10}
A	20.76.201.171^{🇳🇱 Microsoft20.64.0.0/10}
A	20.112.250.133^{🇺🇸 Microsoft20.64.0.0/10}
A	20.231.239.246^{🇺🇸 Microsoft20.192.0.0/10}
A	20.236.44.162^{🇺🇸 Microsoft20.192.0.0/10}
NS	`ns1-06.azure-dns.com` ⭐
		A	2603:1061:0:700::6^{🇺🇸 Microsoft2603:1000::/25 MICROSOFT}
			PTR	`ns1-06.azure-dns.com`
		A	13.107.236.6^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
			PTR	`ns1-06.azure-dns.com`
NS	`ns2-06.azure-dns.net`
		A	2620:1ec:8ec:700::6^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns2-06.azure-dns.net`
		A	150.171.21.6^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
			PTR	`ns2-06.azure-dns.net`
NS	`ns3-06.azure-dns.org`
		A	2a01:111:4000:700::6^{🇬🇧 Microsoft2a01:111:4000::/36}
			PTR	`ns3-06.azure-dns.org`
		A	204.14.183.6^{🇺🇸 Microsoft204.14.180.0/22}
			PTR	`ns3-06.azure-dns.org`
NS	`ns4-06.azure-dns.info`
		A	2620:1ec:bda:700::6^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns4-06.azure-dns.info`
		A	208.84.5.6^{🇺🇸 Microsoft208.84.0.0/21 MICROSOFT}
			PTR	`ns4-06.azure-dns.info`
SOA	`ns1-06.azure-dns.com`azuredns-hostmaster@microsoft.com serial=1

`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=2603150330

Same first word

DNS History

15 records (9 active, 6 former)

●NSns1-06.azure-dns.com2026-02-28 → 2026-03-22 · 3 obs

○ 2017-05-15 03:25:16
● 2026-02-28 14:24:44
● 2026-03-22 19:32:02

○NSns1.msft.net2015-06-23 → 2017-05-15 · 4 obs

● 2015-06-23 02:37:36
● 2017-05-15 03:25:16
○ 2026-02-28 14:24:44
○ 2026-03-22 19:32:02

●NSns2-06.azure-dns.net2026-02-28 → 2026-03-22 · 3 obs

○ 2017-05-15 03:25:16
● 2026-02-28 14:24:44
● 2026-03-22 19:32:02

○NSns2.msft.net2015-06-23 → 2017-05-15 · 4 obs

● 2015-06-23 02:37:36
● 2017-05-15 03:25:16
○ 2026-02-28 14:24:44
○ 2026-03-22 19:32:02

●NSns3-06.azure-dns.org2026-02-28 → 2026-03-22 · 3 obs

○ 2017-05-15 03:25:16
● 2026-02-28 14:24:44
● 2026-03-22 19:32:02

●NSns4-06.azure-dns.info2026-02-28 → 2026-03-22 · 3 obs

○ 2017-05-15 03:25:16
● 2026-02-28 14:24:44
● 2026-03-22 19:32:02

●A20.112.250.1332026-02-28 → 2026-03-22 · 3 obs

○ 2017-05-15 03:25:16
● 2026-02-28 14:24:44
● 2026-03-22 19:32:02

●A20.231.239.2462026-02-28 → 2026-03-22 · 3 obs

○ 2017-05-15 03:25:16
● 2026-02-28 14:24:44
● 2026-03-22 19:32:02

●A20.236.44.1622026-02-28 → 2026-03-22 · 3 obs

○ 2017-05-15 03:25:16
● 2026-02-28 14:24:44
● 2026-03-22 19:32:02

●A20.70.246.202026-02-28 → 2026-03-22 · 3 obs

○ 2017-05-15 03:25:16
● 2026-02-28 14:24:44
● 2026-03-22 19:32:02

●A20.76.201.1712026-02-28 → 2026-03-22 · 3 obs

○ 2017-05-15 03:25:16
● 2026-02-28 14:24:44
● 2026-03-22 19:32:02

○A40.84.199.2332017-05-15 → 2017-05-15 · 4 obs

○ 2016-09-26 18:16:02
● 2017-05-15 03:25:16
○ 2026-02-28 14:24:44
○ 2026-03-22 19:32:02

○A52.178.167.1092017-05-15 → 2017-05-15 · 4 obs

○ 2016-09-26 18:16:02
● 2017-05-15 03:25:16
○ 2026-02-28 14:24:44
○ 2026-03-22 19:32:02

○A64.4.6.1002015-06-23 → 2016-09-26 · 4 obs

● 2015-06-23 02:37:36
● 2016-09-26 18:16:02
○ 2017-05-15 03:25:16
○ 2026-03-22 19:32:02

○A65.55.39.102015-06-23 → 2016-09-26 · 4 obs

● 2015-06-23 02:37:36
● 2016-09-26 18:16:02
○ 2017-05-15 03:25:16
○ 2026-03-22 19:32:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ca	c.ca-servers.ca, d.ca-servers.ca, j.ca-servers.ca, any.ca-servers.ca	-
microsoftofficesystem.ca	ns3-06.azure-dns.org, ns1-06.azure-dns.com, ns2-06.azure-dns.net, ns4-06.azure-dns.info	-

✅ Authoritative Response

Server: 13.107.236.6

NS records: ns3-06.azure-dns.org, ns1-06.azure-dns.com, ns2-06.azure-dns.net, ns4-06.azure-dns.info

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for microsoftofficesystem.ca (unsigned zone)

⏱️ Timing

Total: 110ms | Queries: -

📄 Records

Type	Count	Sample Data
A	5	`20.76.201.171, 20.112.250.133...`
NS	4	`ns1-06.azure-dns.com, ns2-06.azure-dns.net...`
SOA	1	`ns1-06.azure-dns.com azuredns-hostmaster`

Analysis

IP Addresses

Five IP numbers are pointed to by microsoftofficesystem.ca: 20.70.246.20, 20.76.201.171, 20.112.250.133, 20.231.239.246 and 20.236.44.162.

Other host names, for instance bingads.co.in, thehotmail.us, xboxpromo.com, kinectgamestore.com and hololens.co.at share IP numbers with microsoftofficesystem.ca.

Name Servers

microsoftofficesystem.ca is delegated to four name servers: ns1-06.azure-dns.com, ns4-06.azure-dns.info, ns2-06.azure-dns.net and ns3-06.azure-dns.org.

microsoftofficesystem.ca shares some name servers with other domains, for example waterjetconnect.com, microsoft-store.com.cn, ie-underground.com, xboxfusion.com.ru and basicstoresystem.com.

Host names with two IP numbers

Two IPs per host:

ns1-06.azure-dns.com points to 2603:1061:0:700::6 and 13.107.236.6

ns4-06.azure-dns.info points to 2620:1ec:bda:700::6 and 208.84.5.6

ns2-06.azure-dns.net points to 2620:1ec:8ec:700::6 and 150.171.21.6

ns3-06.azure-dns.org points to 2a01:111:4000:700::6 and 204.14.183.6

microsoftofficesystem.ca - robtex.com