`microsoftdevnetsummit.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	`ns1-03.azure-dns.com` ⭐
		A	2603:1061:0:700::3^{🇺🇸 Microsoft2603:1000::/25 MICROSOFT}
			PTR	`ns1-03.azure-dns.com`
		A	13.107.236.3^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
			PTR	`ns1-03.azure-dns.com`
NS	`ns2-03.azure-dns.net`
		A	2620:1ec:8ec:700::3^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns2-03.azure-dns.net`
		A	150.171.21.3^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
			PTR	`ns2-03.azure-dns.net`
NS	`ns3-03.azure-dns.org`
		A	2a01:111:4000:700::3^{🇬🇧 Microsoft2a01:111:4000::/36}
			PTR	`ns3-03.azure-dns.org`
		A	204.14.183.3^{🇺🇸 Microsoft204.14.180.0/22}
			PTR	`ns3-03.azure-dns.org`
NS	`ns4-03.azure-dns.info`
		A	2620:1ec:bda:700::3^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns4-03.azure-dns.info`
		A	208.84.5.3^{🇺🇸 Microsoft208.84.0.0/21 MICROSOFT}
			PTR	`ns4-03.azure-dns.info`
SOA	`ns1-03.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=1778424886

Same first word

microsoftdevnetsummit.net

microsoftdevnetsummit.com

DNS History

17 records (9 active, 8 former)

●NSns1-03.azure-dns.com2026-02-28 → 2026-05-10 · 3 obs

○ 2017-10-15 23:56:58
● 2026-02-28 17:31:22
● 2026-05-10 15:20:58

○NSns1.msft.net2016-12-14 → 2017-10-15 · 4 obs

● 2016-12-14 16:51:28
● 2017-10-15 23:56:58
○ 2026-02-28 17:31:22
○ 2026-05-10 15:20:58

●NSns2-03.azure-dns.net2026-02-28 → 2026-05-10 · 3 obs

○ 2017-10-15 23:56:58
● 2026-02-28 17:31:22
● 2026-05-10 15:20:58

○NSns2.msft.net2016-12-14 → 2017-10-15 · 4 obs

● 2016-12-14 16:51:28
● 2017-10-15 23:56:58
○ 2026-02-28 17:31:22
○ 2026-05-10 15:20:58

●NSns3-03.azure-dns.org2026-02-28 → 2026-05-10 · 3 obs

○ 2017-10-15 23:56:58
● 2026-02-28 17:31:22
● 2026-05-10 15:20:58

○NSns3.msft.net2016-12-14 → 2017-10-15 · 4 obs

● 2016-12-14 16:51:28
● 2017-10-15 23:56:58
○ 2026-02-28 17:31:22
○ 2026-05-10 15:20:58

●NSns4-03.azure-dns.info2026-02-28 → 2026-05-10 · 3 obs

○ 2017-10-15 23:56:58
● 2026-02-28 17:31:22
● 2026-05-10 15:20:58

○NSns4.msft.net2016-12-14 → 2017-10-15 · 4 obs

● 2016-12-14 16:51:28
● 2017-10-15 23:56:58
○ 2026-02-28 17:31:22
○ 2026-05-10 15:20:58

●A20.112.250.1332026-02-28 → 2026-05-10 · 3 obs

○ 2017-10-15 23:56:58
● 2026-02-28 17:31:22
● 2026-05-10 15:20:58

●A20.231.239.2462026-02-28 → 2026-05-10 · 3 obs

○ 2017-10-15 23:56:58
● 2026-02-28 17:31:22
● 2026-05-10 15:20:58

●A20.236.44.1622026-02-28 → 2026-05-10 · 3 obs

○ 2017-10-15 23:56:58
● 2026-02-28 17:31:22
● 2026-05-10 15:20:58

●A20.70.246.202026-02-28 → 2026-05-10 · 3 obs

○ 2017-10-15 23:56:58
● 2026-02-28 17:31:22
● 2026-05-10 15:20:58

●A20.76.201.1712026-02-28 → 2026-05-10 · 3 obs

○ 2017-10-15 23:56:58
● 2026-02-28 17:31:22
● 2026-05-10 15:20:58

○A40.84.199.2332017-10-15 → 2017-10-15 · 4 obs

○ 2016-12-14 16:51:28
● 2017-10-15 23:56:58
○ 2026-02-28 17:31:22
○ 2026-05-10 15:20:58

○A52.178.167.1092017-10-15 → 2017-10-15 · 4 obs

○ 2016-12-14 16:51:28
● 2017-10-15 23:56:58
○ 2026-02-28 17:31:22
○ 2026-05-10 15:20:58

○A64.4.6.1002016-12-14 → 2016-12-14 · 3 obs

● 2016-12-14 16:51:28
○ 2017-10-15 23:56:58
○ 2026-05-10 15:20:58

○A65.55.39.102016-12-14 → 2016-12-14 · 3 obs

● 2016-12-14 16:51:28
○ 2017-10-15 23:56:58
○ 2026-05-10 15:20:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, h.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net...	-
microsoftdevnetsummit.com	ns1-03.azure-dns.com, ns2-03.azure-dns.net, ns3-03.azure-dns.org, ns4-03.azure-dns.info	2 records

✅ Authoritative Response

Server:13.107.236.3

NS records: ns1-03.azure-dns.com, ns2-03.azure-dns.net, ns3-03.azure-dns.org, ns4-03.azure-dns.info

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for microsoftdevnetsummit.com (unsigned zone)

⏱️ Timing

Total: 148ms | Queries: -

📄 Records

Type	Count	Sample Data
A	5	`20.76.201.171, 20.112.250.133...`
NS	4	`ns1-03.azure-dns.com, ns2-03.azure-dns.net...`
SOA	1	`ns1-03.azure-dns.com azuredns-hostmaster`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1-03.azure-dns.com, ns1-03.azure-dns.com)

Analysis

IP Addresses

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

Other host names including businesscentral.hk, oemgulf.com, hotmailinfo.com, microsoft.com.sg and onedrive.us share IP numbers with microsoftdevnetsummit.com.

Name Servers

microsoftdevnetsummit.com is delegated to four name servers: ns1-03.azure-dns.com, ns4-03.azure-dns.info, ns2-03.azure-dns.net and ns3-03.azure-dns.org.

microsoftdevnetsummit.com at least partially shares name servers with other domains, including cohesivesolutions.com, be.am, ipagroup.com.au, msdashboard.com and chisholmcc.wa.edu.au.

Hosts with two IP numbers:

Host ns1-03.azure-dns.com points to 2603:1061:0:700::3 and 13.107.236.3

Host ns4-03.azure-dns.info points to 2620:1ec:bda:700::3 and 208.84.5.3

Host ns2-03.azure-dns.net points to 2620:1ec:8ec:700::3 and 150.171.21.3

Host ns3-03.azure-dns.org points to 2a01:111:4000:700::3 and 204.14.183.3

microsoftdevnetsummit.com - robtex.com