`office2011microsoft.com`

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	`ns1-07.azure-dns.com` ⭐
		A	2603:1061:0:700::7^{🇺🇸 Microsoft2603:1000::/25 MICROSOFT}
			PTR	`ns1-07.azure-dns.com`
		A	13.107.236.7^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
			PTR	`ns1-07.azure-dns.com`
NS	`ns2-07.azure-dns.net`
		A	2620:1ec:8ec:700::7^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns2-07.azure-dns.net`
		A	150.171.21.7^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
			PTR	`ns2-07.azure-dns.net`
NS	`ns3-07.azure-dns.org`
		A	2a01:111:4000:700::7^{🇬🇧 Microsoft2a01:111:4000::/36}
			PTR	`ns3-07.azure-dns.org`
		A	204.14.183.7^{🇺🇸 Microsoft204.14.180.0/22}
			PTR	`ns3-07.azure-dns.org`
NS	`ns4-07.azure-dns.info`
		A	2620:1ec:bda:700::7^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns4-07.azure-dns.info`
		A	208.84.5.7^{🇺🇸 Microsoft208.84.0.0/21 MICROSOFT}
			PTR	`ns4-07.azure-dns.info`
SOA	`ns1-07.azure-dns.com`azuredns-hostmaster@microsoft.com serial=1

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1771291435

Same first word

office2011microsoft.com

DNS History

19 records (9 active, 10 former)

●NSns1-07.azure-dns.com2026-02-28 → 2026-03-22 · 3 obs

○ 2018-06-08 22:31:48
● 2026-02-28 11:02:14
● 2026-03-22 05:41:54

○NSns1.msft.net2015-06-10 → 2018-06-08 · 4 obs

● 2015-06-10 06:35:34
● 2018-06-08 22:31:48
○ 2026-02-28 11:02:14
○ 2026-03-22 05:41:54

●NSns2-07.azure-dns.net2026-02-28 → 2026-03-22 · 3 obs

○ 2018-06-08 22:31:48
● 2026-02-28 11:02:14
● 2026-03-22 05:41:54

○NSns2.msft.net2015-06-10 → 2018-06-08 · 4 obs

● 2015-06-10 06:35:34
● 2018-06-08 22:31:48
○ 2026-02-28 11:02:14
○ 2026-03-22 05:41:54

●NSns3-07.azure-dns.org2026-02-28 → 2026-03-22 · 3 obs

○ 2018-06-08 22:31:48
● 2026-02-28 11:02:14
● 2026-03-22 05:41:54

○NSns3.msft.net2015-06-10 → 2018-06-08 · 4 obs

● 2015-06-10 06:35:34
● 2018-06-08 22:31:48
○ 2026-02-28 11:02:14
○ 2026-03-22 05:41:54

●NSns4-07.azure-dns.info2026-02-28 → 2026-03-22 · 3 obs

○ 2018-06-08 22:31:48
● 2026-02-28 11:02:14
● 2026-03-22 05:41:54

○NSns4.msft.net2015-06-10 → 2018-06-08 · 4 obs

● 2015-06-10 06:35:34
● 2018-06-08 22:31:48
○ 2026-02-28 11:02:14
○ 2026-03-22 05:41:54

○A104.215.95.1872018-06-08 → 2018-06-08 · 4 obs

○ 2017-01-14 00:37:42
● 2018-06-08 22:31:48
○ 2026-02-28 11:02:14
○ 2026-03-22 05:41:54

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

○ 2018-06-08 22:31:48
● 2026-02-28 11:02:14
● 2026-03-22 05:41:54

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

○ 2018-06-08 22:31:48
● 2026-02-28 11:02:14
● 2026-03-22 05:41:54

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

○ 2018-06-08 22:31:48
● 2026-02-28 11:02:14
● 2026-03-22 05:41:54

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

○ 2018-06-08 22:31:48
● 2026-02-28 11:02:14
● 2026-03-22 05:41:54

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

○ 2018-06-08 22:31:48
● 2026-02-28 11:02:14
● 2026-03-22 05:41:54

○A40.84.199.2332017-01-14 → 2017-01-14 · 4 obs

○ 2016-06-18 13:53:34
● 2017-01-14 00:37:42
○ 2018-06-08 22:31:48
○ 2026-03-22 05:41:54

○A52.164.206.562018-06-08 → 2018-06-08 · 4 obs

○ 2017-01-14 00:37:42
● 2018-06-08 22:31:48
○ 2026-02-28 11:02:14
○ 2026-03-22 05:41:54

○A52.178.167.1092017-01-14 → 2017-01-14 · 4 obs

○ 2016-06-18 13:53:34
● 2017-01-14 00:37:42
○ 2018-06-08 22:31:48
○ 2026-03-22 05:41:54

○A64.4.6.1002015-06-10 → 2016-06-18 · 4 obs

● 2015-06-10 06:35:34
● 2016-06-18 13:53:34
○ 2017-01-14 00:37:42
○ 2026-03-22 05:41:54

○A65.55.39.102015-06-10 → 2016-06-18 · 4 obs

● 2015-06-10 06:35:34
● 2016-06-18 13:53:34
○ 2017-01-14 00:37:42
○ 2026-03-22 05:41:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, b.gtld-servers.net, a.gtld-servers.net, m.gtld-servers.net...	-
office2011microsoft.com	ns1-07.azure-dns.com, ns2-07.azure-dns.net, ns3-07.azure-dns.org, ns4-07.azure-dns.info	2 records

✅ Authoritative Response

Server: 150.171.21.7

NS records: ns1-07.azure-dns.com, ns2-07.azure-dns.net, ns3-07.azure-dns.org, ns4-07.azure-dns.info

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for office2011microsoft.com (unsigned zone)

⏱️ Timing

Total: 371ms | Queries: -

📄 Records

Type	Count	Sample Data
A	5	`20.76.201.171, 20.112.250.133...`
NS	4	`ns1-07.azure-dns.com, ns2-07.azure-dns.net...`
SOA	1	`ns1-07.azure-dns.com azuredns-hostmaster`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1-07.azure-dns.com, ns1-07.azure-dns.com)

Analysis

IP Addresses

office2011microsoft.com points to five IPs: 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 scype.info, explanimators.net, microsoftsecurityessentialsdownload.com, reactorms.com.cn and wideworldimporters.com share IP numbers with office2011microsoft.com.

Name Servers

office2011microsoft.com is delegated to four name servers: ns1-07.azure-dns.com, ns4-07.azure-dns.info, ns2-07.azure-dns.net and ns3-07.azure-dns.org.

office2011microsoft.com at least partially shares name servers with other domains, for instance deutschemittelstandsmakler.de, modman.se, m1crosoftaddvertising.com, tosys.net and 206.43.193.in-addr.arpa.

Host names with two IP numbers:

Host name ns1-07.azure-dns.com points to: 2603:1061:0:700::7 and 13.107.236.7.

Host name ns4-07.azure-dns.info points to: 2620:1ec:bda:700::7 and 208.84.5.7.

Host name ns2-07.azure-dns.net points to: 2620:1ec:8ec:700::7 and 150.171.21.7.

Host name ns3-07.azure-dns.org points to: 2a01:111:4000:700::7 and 204.14.183.7.

office2011microsoft.com - robtex.com