hrf.dk DNS records

🖥️ Nameservers4 records 187ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1-04.azure-dns.com	13.107.236.4 2603:1061:0:700::4	ns1-04.azure-dns.com ns1-04.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2-04.azure-dns.net	150.171.21.4 2620:1ec:8ec:700::4	ns2-04.azure-dns.net ns2-04.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3-04.azure-dns.org	204.14.183.4 2a01:111:4000:700::4	ns3-04.azure-dns.org ns3-04.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4-04.azure-dns.info	208.84.5.4 2620:1ec:bda:700::4	ns4-04.azure-dns.info ns4-04.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records1 records 226ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
86.58.160.162	3600s	—	AS47292	Sentia Denmark A/S	86.58.160.0/21	🇩🇰 Denmark	Glostrup Municipality

📧 MX Records1 records 228ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
5	600s	hrf-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::a 2a01:111:f403:ca04::f 2a01:111:f403:ca09::1 52.101.68.0 52.101.68.12 52.101.68.15 52.101.73.1	mail-db7pr03cu00401.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-am3pr04cu00501.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 → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 502ms

TXT Record
MS=ms23584188
v=msv1 t=B41022F0-6DA1-43EA-A29D-0089AA3D57F7
v=spf1 ip4:86.58.159.30 ip4:86.58.159.31 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (hrf.dk)
-all (hard fail)	v=spf1 ip4:86.58.159.30 ip4:86.58.159.31 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.hrf.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:62de94a87c3dc@dmarc.centerasecurity.com;

📬 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)

🔐 DNSSEC397ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA229ms

Field	Value
Serial	2017111700
Primary NS (MNAME)	ns1-04.azure-dns.com
Responsible (RNAME)	hostmaster@gyldendal.dk
Refresh	3600s
Retry	600s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

187ms

A

226ms

MX

228ms

AAAA

188ms

TXT

502ms

CAA

210ms

HTTPS

194ms

TLSA

492ms

SOA

229ms

MTA-STS

229ms

DNSSEC

397ms

SRV

348ms

Total

2493ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-28 03:12:19	2493ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 09:04:00	3616ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 15:09:21	972ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 15:43:06	740ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 01:22:47	2601ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 13:52:33	275ms	0 NS 0 A 0 MX	❓ Unknown	View