taxasyd.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 Records1 records 52ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
65.21.145.77	1800s	static.77.145.21.65.clients.your-server.de	AS24940	Hetzner Online GmbH	65.21.0.0/16	🇫🇮 Finland	Helsinki

📧 MX Records1 records 50ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	taxasyd-dk.mail.protection.outlook.com	2a01:111:f403:ca04::b 2a01:111:f403:ca04::c 2a01:111:f403:ca09::4 2a01:111:f403:ca09::7 52.101.68.36 52.101.68.5 52.101.73.2 52.101.73.26	mail-dbbpr03cu00103.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-as9pr05cu01302.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 → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 73ms

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

📝 TXT Records3 records 193ms

TXT Record
MS=ms56219389
mscid=25v20Mi0Du1HgO8Tf5t52p8diCFn2n3gdkF/l7zUMyefMJahTPH44/4Jvk3ylyRbC8jiGpaLAhtunvT/gE6csA==
v=spf1 mx a:remote.taxasyd.dk ip4:188.180.99.0/24 ip4:62.243.121.0/24 ip4:52.137.35.71 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (taxasyd.dk)
-all (hard fail)	v=spf1 mx a:remote.taxasyd.dk ip4:188.180.99.0/24 ip4:62.243.121.0/24 ip4:52.137.35.71 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.taxasyd.dk)
p=reject	v=DMARC1; p=reject; ruf=mailto:dmarcreports@taxasyd.dk

📬 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

🔗 TLSA / DANE

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

🔐 DNSSEC99ms

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

🏷️ SOA0ms

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

52ms

MX

50ms

AAAA

44ms

TXT

193ms

CAA

54ms

HTTPS

41ms

TLSA

178ms

SOA

0ms

MTA-STS

83ms

DNSSEC

99ms

SRV

73ms

Total

872ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 14:16:46	872ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-02 22:37:24	1096ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-20 07:55:20	897ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 12:59:32	2924ms	4 NS 1 A 1 MX	🔓 Insecure	View