tdcsecure04.dk DNS records

🖥️ Nameservers4 records 37ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1-36.azure-dns.com	150.171.10.36 2603:1061:0:10::24	ns1-36.azure-dns.com ns1-36.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2-36.azure-dns.net	150.171.16.36 2620:1ec:8ec:10::24	ns2-36.azure-dns.net ns2-36.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3-36.azure-dns.org	13.107.222.36 2a01:111:4000:10::24	ns3-36.azure-dns.org ns3-36.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4-36.azure-dns.info	13.107.206.36 2620:1ec:bda:10::24	ns4-36.azure-dns.info ns4-36.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records

🌍

No A records found

📧 MX Records1 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	tdcsecure04-dk.mail.protection.outlook.com	2a01:111:f403:ca04::e 2a01:111:f403:ca09:: 2a01:111:f403:ca09::28 2a01:111:f403:ca09::5 52.101.68.21 52.101.73.153 52.101.73.26 52.101.73.28	mail-db8pr02cu00106.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-as9pr05cu01302.inbound.protection.outlook.com mail-am7pr05cu00204.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 → 40.104.116.24

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 202ms

TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (tdcsecure04.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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)

🔐 DNSSEC9096ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	1
Primary NS (MNAME)	ns1-36.azure-dns.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

37ms

A

58ms

MX

44ms

AAAA

48ms

TXT

202ms

CAA

40ms

HTTPS

51ms

TLSA

366ms

SOA

0ms

MTA-STS

76ms

DNSSEC

9096ms

SRV

73ms

Total

10065ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 22:12:36	10065ms	4 NS 0 A 1 MX	🔓 Insecure	View
2026-08-26 01:29:31	925ms	4 NS 0 A 1 MX	🔓 Insecure	View
2026-07-22 18:53:37	18131ms	4 NS 0 A 1 MX	🔓 Insecure	View
2026-06-26 19:59:00	968ms	4 NS 0 A 1 MX	🔓 Insecure	View
2026-06-25 22:02:50	867ms	4 NS 0 A 1 MX	🔓 Insecure	View
2026-06-21 03:28:10	625ms	4 NS 0 A 1 MX	🔓 Insecure	View
2026-06-20 18:06:05	800ms	4 NS 0 A 1 MX	🔓 Insecure	View
2026-06-20 18:01:30	995ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 13:43:22	2393ms	4 NS 0 A 1 MX	🔓 Insecure	View