master.ms - dns.ninja

`master.ms`

DNSSEC	⚠️ Not signed
NS	`ns1.bdm.microsoftonline.com` ⭐
		A	2603:1061:0:700::d0^{🇺🇸 Microsoft2603:1000::/25 MICROSOFT}
			PTR	`ns1-208.azure-dns.com`
		A	13.107.236.208^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
			PTR	`ns1-208.azure-dns.com`
NS	`ns2.bdm.microsoftonline.com`
		A	2620:1ec:8ec:700::d0^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns2-208.azure-dns.net`
		A	150.171.21.208^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
			PTR	`ns2-208.azure-dns.net`
NS	`ns3.bdm.microsoftonline.com` ⚠️ Not in parent delegation
		A	2a01:111:4000:700::d0^{🇬🇧 Microsoft2a01:111:4000::/36}
			PTR	`ns3-208.azure-dns.org`
		A	204.14.183.208^{🇺🇸 Microsoft204.14.180.0/22}
			PTR	`ns3-208.azure-dns.org`
NS	`ns4.bdm.microsoftonline.com` ⚠️ Not in parent delegation
		A	2620:1ec:bda:700::d0^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns4-208.azure-dns.info`
		A	208.84.5.208^{🇺🇸 Microsoft208.84.0.0/21 MICROSOFT}
			PTR	`ns4-208.azure-dns.info`
MX	`master-ms.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca09::3^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am6pr04cu00303.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::5^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am1pr04cu00105.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::7^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am9pr04cu00107.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::9^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as8pr04cu00801.inbound.protection.outlook.com`
		A	52.101.73.6^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am6pr04cu00306.inbound.protection.outlook.com`
		A	52.101.73.8^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am0pr04cu00500.inbound.protection.outlook.com`
		A	52.101.73.28^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00204.inbound.protection.outlook.com`
		A	52.101.73.30^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00306.inbound.protection.outlook.com`
TXT	`mscid=78g4mFgqxqyoM041ctofdjw1U/eCeep0RMEYrTrbQZpasFvwm/3REtVEv8cgkpjD//DrfZu...`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
TXT	`MS=ms16398513`
SOA	`ns1.bdm.microsoftonline.com`azuredns-hostmaster@microsoft.com serial=1

`ms`

	DNSSEC	🔒 Signed (DS record present)
	NS	`mnidns1.mninet.ms` ⭐
	NS	`a.lactld.org`
	NS	`ms-ns.anycast.pch.net`
	NS	`ns1.anycastdns.cz`
	NS	`ns2.anycastdns.cz`
	TXT	`Generation Time ISO 8601: 2026-06-04 07:10:48`
	TXT	`Generation Time: 1780557048`
	SOA	`mnidns1.mninet.ms`hostmaster@mnidns1.mninet.ms 2026-06-04 #6

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DNS History

5 records (5 active, 0 former)

●NSns1.bdm.microsoftonline.com2016-04-02 → 2026-06-04 · 5 obs

● 2016-04-02 14:14:18
● 2026-04-04 06:41:06
○ 2026-04-04 08:54:32
● 2026-04-06 08:11:36
● 2026-06-04 08:02:04

●NSns2.bdm.microsoftonline.com2016-04-02 → 2026-06-04 · 5 obs

● 2016-04-02 14:14:18
● 2026-04-04 06:41:06
○ 2026-04-04 08:54:32
● 2026-04-06 08:11:36
● 2026-06-04 08:02:04

●NSns3.bdm.microsoftonline.com2016-04-02 → 2026-06-04 · 5 obs

● 2016-04-02 14:14:18
● 2026-04-04 06:41:06
○ 2026-04-04 08:54:32
● 2026-04-06 08:11:36
● 2026-06-04 08:02:04

●NSns4.bdm.microsoftonline.com2016-04-02 → 2026-06-04 · 5 obs

● 2016-04-02 14:14:18
● 2026-04-04 06:41:06
○ 2026-04-04 08:54:32
● 2026-04-06 08:11:36
● 2026-06-04 08:02:04

●MXmaster-ms.mail.protection.outlook.com2016-04-02 → 2026-06-04 · 5 obs

● 2016-04-02 14:14:18
● 2026-04-04 06:41:06
○ 2026-04-04 08:54:32
● 2026-04-06 08:11:36
● 2026-06-04 08:02:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ms	a.lactld.org, ns1.anycastdns.cz, ns2.anycastdns.cz, ms-ns.anycast.pch.net	7 records
master.ms	ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com	-

✅ Authoritative Response

Server:150.171.21.208

NS records: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for master.ms (unsigned zone)

⏱️ Timing

Total: 481ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com...`
MX	1	`master-ms.mail.protection.outlook.com (p`
TXT	3	`mscid=78g4mFgqxqyoM041ctofdjw1U/eCeep0RM, v=spf1 include:spf.protection.outlook.co...`
SOA	1	`ns1.bdm.microsoftonline.com azuredns-hos`

📌 Glue Records Collected

Total: 7

Out-of-bailiwick: 7 (a.lactld.org, a.lactld.org, ns1.anycastdns.cz...)

Analysis

Name Servers

master.ms delegates DNS authority to 4 name servers — ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and ns4.bdm.microsoftonline.com.

At least some of master.ms's name servers are shared with other domains, for example colesgroup.com, tdsgolf.com, meadowbrookenergy.com and two more.

Four hostnames, each resolving to a pair of IP addresses: ns1.bdm.microsoftonline.com directs to 13.107.236.208 and 2603:1061:0:700::d0; ns2.bdm.microsoftonline.com directs to 150.171.21.208 and 2620:1ec:8ec:700::d0; ns3.bdm.microsoftonline.com directs to 204.14.183.208 and 2a01:111:4000:700::d0; ns4.bdm.microsoftonline.com directs to 208.84.5.208 and 2620:1ec:bda:700::d0.

Mail Servers

master.ms uses one mail server — master-ms.mail.protection.outlook.com.

The hostname master-ms.mail.protection.outlook.com has 8 IP addresses: 52.101.73.6, 52.101.73.8, 52.101.73.28 and five others.