d-r-f.dk DNS records

🖥️ Nameservers4 records 41ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1-38.azure-dns.com	150.171.10.38 2603:1061:0:10::26	ns1-38.azure-dns.com ns1-38.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2-38.azure-dns.net	150.171.16.38 2620:1ec:8ec:10::26	ns2-38.azure-dns.net ns2-38.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3-38.azure-dns.org	13.107.222.38 2a01:111:4000:10::26	ns3-38.azure-dns.org ns3-38.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4-38.azure-dns.info	13.107.206.38 2620:1ec:bda:10::26	ns4-38.azure-dns.info ns4-38.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records1 records 59ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.8.37.83	3600s	—	AS3308	Norlys Telco A/S	193.8.36.0/23	🇩🇰 Denmark	Ølstykke

📧 MX Records1 records 51ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	drf-dk0k.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::5 2a01:111:f403:ca09:: 2a01:111:f403:ca48::12 52.101.68.12 52.101.68.25 52.101.73.153 52.101.91.159	mail-du2pr03cu00102.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-miypr05cu00202.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-matpr04cu00207.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

📝 TXT Records2 records 202ms

TXT Record
MS=ms15206344
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (d-r-f.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)

🔐 DNSSEC98ms

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)	ns1-38.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

41ms

A

59ms

MX

51ms

AAAA

56ms

TXT

202ms

CAA

60ms

HTTPS

57ms

TLSA

372ms

SOA

0ms

MTA-STS

70ms

DNSSEC

98ms

SRV

74ms

Total

980ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-03 10:45:47	980ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-25 19:35:36	4140ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-22 14:21:05	1029ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 07:10:31	711ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-16 23:49:22	2804ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-16 23:30:51	670ms	4 NS 1 A 1 MX	🔓 Insecure	View