sysmaster.dk - dns.ninja

`sysmaster.dk`

DNSSEC	⚠️ Not signed
A	93.90.1.187^{🇩🇰 GlobalConnect-AS3102793.90.0.0/20 Dyrup-Sanderum Antenneforening}
		PTR	`93-90-1-187.cpe.dsa-net.dk`
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`
		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`
		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	`sysmaster-dk.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::b^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-dbbpr03cu00103.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::c^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db9pr02cu00204.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am3pr04cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::7^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am9pr04cu00107.inbound.protection.outlook.com`
		A	52.101.68.12^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db9pr02cu00204.inbound.protection.outlook.com`
		A	52.101.73.16^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as2pr05cu00100.inbound.protection.outlook.com`
		A	52.101.73.24^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as8pr05cu00300.inbound.protection.outlook.com`
		A	52.101.73.28^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00204.inbound.protection.outlook.com`
TXT	`mscid=eF7ooMYUBxfgWeXzlakakT1qtN1m6BgD+Zt1uBy9w8ZZMaksU+tcZDEkp7ZI8GI7FKUmh38...`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`ns1.bdm.microsoftonline.com`azuredns-hostmaster@microsoft.com serial=1

`dk`

	DNSSEC	🔒 Signed (DS record present)
	NS	`b.nic.dk` ⭐
	NS	`c.nic.dk`
	NS	`h.nic.dk`
	NS	`l.nic.dk`
	NS	`s.nic.dk`
	NS	`t.nic.dk`
	TXT	`DK zone updateEpoch 1785132361localtime Mon Jul 27 08:06:01 2026gmtime Mon Ju...`
	SOA	`b.nic.dk`tech@punktum.dk serial=1785132361

Same first word

sysmaster.dk

sysmaster.ir

sysmaster.com

sysmaster.co.kr

sysmaster.ru

sysmaster.com.br

sysmaster.hu

sysmaster.net

sysmaster.de

Similar names

DNS History

9 records (6 active, 3 former)

○NSns01.tdcwebmore.dk2015-05-25 → 2017-05-27 · 4 obs

● 2015-05-25 22:44:06
● 2017-05-27 00:34:52
○ 2026-03-24 07:34:50
○ 2026-07-27 06:44:46

○NSns02.tdcwebmore.dk2015-05-25 → 2017-05-27 · 4 obs

● 2015-05-25 22:44:06
● 2017-05-27 00:34:52
○ 2026-03-24 07:34:50
○ 2026-07-27 06:44:46

●NSns1.bdm.microsoftonline.com2026-03-24 → 2026-07-27 · 3 obs

○ 2017-05-27 00:34:52
● 2026-03-24 07:34:50
● 2026-07-27 06:44:46

●NSns2.bdm.microsoftonline.com2026-03-24 → 2026-07-27 · 3 obs

○ 2017-05-27 00:34:52
● 2026-03-24 07:34:50
● 2026-07-27 06:44:46

●NSns3.bdm.microsoftonline.com2026-03-24 → 2026-07-27 · 3 obs

○ 2017-05-27 00:34:52
● 2026-03-24 07:34:50
● 2026-07-27 06:44:46

●NSns4.bdm.microsoftonline.com2026-03-24 → 2026-07-27 · 3 obs

○ 2017-05-27 00:34:52
● 2026-03-24 07:34:50
● 2026-07-27 06:44:46

○MXexmx02.tdcwebmore.dk2015-05-25 → 2017-05-27 · 4 obs

● 2015-05-25 22:44:06
● 2017-05-27 00:34:52
○ 2026-03-24 07:34:50
○ 2026-07-27 06:44:46

●MXsysmaster-dk.mail.protection.outlook.com2026-03-24 → 2026-07-27 · 3 obs

○ 2017-05-27 00:34:52
● 2026-03-24 07:34:50
● 2026-07-27 06:44:46

●A93.90.1.1872026-03-24 → 2026-07-27 · 2 obs

● 2026-03-24 07:34:50
● 2026-07-27 06:44:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	b.nic.dk, h.nic.dk, t.nic.dk, c.nic.dk...	-
sysmaster.dk	ns1.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com	-

✅ Authoritative Response

Server:13.107.236.208

NS records: ns1.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sysmaster.dk (unsigned zone)

⏱️ Timing

Total: 559ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`93.90.1.187`
NS	4	`ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com...`
MX	1	`sysmaster-dk.mail.protection.outlook.com`
TXT	2	`mscid=eF7ooMYUBxfgWeXzlakakT1qtN1m6BgD+Z, v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns1.bdm.microsoftonline.com azuredns-hos`

Analysis

IP Addresses

sysmaster.dk resolves to one IP address: 93.90.1.187.

sysmaster.dk shares its IP numbers with other host names like mengj.dk, mail.mengj.dk and 93-90-1-187.cpe.dsa-net.dk.

Name Servers

The authoritative name servers for sysmaster.dk are ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and ns4.bdm.microsoftonline.com.

sysmaster.dk has at least partial name server overlap with other domains, such as aptea.org, edwardrose.ca, blacklionnet.com and two others.

ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and ns4.bdm.microsoftonline.com all point to exactly two IP numbers each: ns1.bdm.microsoftonline.com → 13.107.236.208 and 2603:1061:0:700::d0; ns2.bdm.microsoftonline.com → 150.171.21.208 and 2620:1ec:8ec:700::d0; ns3.bdm.microsoftonline.com → 204.14.183.208 and 2a01:111:4000:700::d0; ns4.bdm.microsoftonline.com → 208.84.5.208 and 2620:1ec:bda:700::d0.

Mail Servers

Mail for sysmaster.dk is handled by a single mail server, sysmaster-dk.mail.protection.outlook.com.

sysmaster-dk.mail.protection.outlook.com resolves to 8 IP addresses — 52.101.68.12, 52.101.73.16, 52.101.73.24 and 5 others.