nsark.dk DNS records

🖥️ Nameservers4 records 49ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.bdm.microsoftonline.com	13.107.236.208 2603:1061:0:700::d0	ns1-208.azure-dns.com ns1-208.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2.bdm.microsoftonline.com	150.171.21.208 2620:1ec:8ec:700::d0	ns2-208.azure-dns.net ns2-208.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3.bdm.microsoftonline.com	204.14.183.208 2a01:111:4000:700::d0	ns3-208.azure-dns.org ns3-208.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4.bdm.microsoftonline.com	208.84.5.208 2620:1ec:bda:700::d0	ns4-208.azure-dns.info ns4-208.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records4 records 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
198.185.159.144	1800s	—	AS53831	Squarespace, Inc.	198.185.159.0/24	🇺🇸 United States	New York
198.185.159.145	1800s	—	AS53831	Squarespace, Inc.	198.185.159.0/24	🇺🇸 United States	—
198.49.23.144	1800s	—	AS53831	Squarespace, Inc.	198.49.23.0/24	🇺🇸 United States	—
198.49.23.145	1800s	—	AS53831	Squarespace, Inc.	198.49.23.0/24	🇺🇸 United States	—

📧 MX Records1 records 49ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	nsark-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca04::c 2a01:111:f403:ca09::5 2a01:111:f403:ca09::7 52.101.68.15 52.101.73.11 52.101.73.16 52.101.73.22	mail-du0pr03cu00102.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.56

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 66ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records3 records 257ms

TXT Record
MS=ms28477912
mscid=ma3cupRF3jLmkTjBq3zSgNv+kM7L/QrJ5MS9zDTm9Oa3BGwoWlA4d0b9BmTEe+93BLKq4LkCgZxxUPT4m7oPiw==
v=spf1 include:9ipd30wwt8.powerspf.com include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (nsark.dk)
-all (hard fail)	v=spf1 include:9ipd30wwt8.powerspf.com include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.nsark.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:1vtvhnlzvn@rua.powerdmarc.com; ruf=mailto:1vtvhnlzvn@ruf.powerdmarc.com; fo=1; t=n;

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records

✗ No CAA records — any CA may issue certificates

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.nsark.dk	nsark.dk.acme.service.one.com

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC72ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA46ms

Field	Value
Serial	1
Primary NS (MNAME)	ns1.bdm.microsoftonline.com
Responsible (RNAME)	azuredns-hostmaster@microsoft.com
Refresh	3600s
Retry	300s
Expire	2419200s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

49ms

A

49ms

MX

49ms

AAAA

47ms

TXT

257ms

CAA

47ms

HTTPS

47ms

TLSA

219ms

SOA

46ms

MTA-STS

67ms

DNSSEC

72ms

SRV

66ms

Total

1097ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-01 03:06:31	1097ms	4 NS 4 A 1 MX	🔓 Insecure	View
2026-06-20 06:35:48	2960ms	4 NS 4 A 1 MX	🔓 Insecure	View
2026-06-18 02:13:35	2264ms	4 NS 4 A 1 MX	🔓 Insecure	View