hd-group.dk DNS records

🖥️ Nameservers2 records 46ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records1 records 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.169	3600s	webcluster2.webpod17-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	hdgroup-dk0e.mail.protection.outlook.com	2a01:111:f403:ca04::f 2a01:111:f403:ca09::3 2a01:111:f403:ca09::f 2a01:111:f403:ca48::a 52.101.103.137 52.101.103.140 52.101.73.145 52.101.73.153	mail-db7pr03cu00507.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-am6pr02cu00301.inbound.protection.outlook.com mail-as8pr05cu00401.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)1 records 47ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:106:8048:388:b07f:9e53	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 184ms

TXT Record
MS=ms39204755
v=spf1 include:spf.protection.outlook.com include:_custspf.one.com -all

✉️ SPF

Policy	Record (hd-group.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:_custspf.one.com -all

📨 DMARC

Policy	Record (_dmarc.hd-group.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100;

📬 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)

🔐 DNSSEC87ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081901
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

46ms

A

41ms

MX

41ms

AAAA

47ms

TXT

184ms

CAA

64ms

HTTPS

62ms

TLSA

881ms

SOA

0ms

MTA-STS

56ms

DNSSEC

87ms

SRV

65ms

Total

1467ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 16:33:45	1467ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 15:39:34	1019ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-20 17:47:24	1891ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-13 14:24:57	4273ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-08 22:27:34	9129ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-21 06:48:43	1225ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 23:44:17	1553ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 04:49:00	1089ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 09:45:50	990ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 11:04:29	995ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 11:03:44	1159ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 10:58:53	3176ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 10:54:14	1312ms	2 NS 1 A 1 MX	🔒 Secure	View