hd-support.dk DNS records

🖥️ Nameservers2 records 33ms

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 36ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
51.124.91.155	3600s	—	AS8075	Microsoft Corporation	51.124.0.0/16	🇳🇱 The Netherlands	Amsterdam

📧 MX Records1 records 36ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	hdsupport-dk0e.mail.eo.outlook.com	2a01:111:f403:ca04::9 2a01:111:f403:ca04::d 2a01:111:f403:ca09::4 2a01:111:f403:ca09::f 52.101.68.10 52.101.73.19 52.101.73.28 52.101.73.4	mail-db7pr03cu00601.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-am7pr05cu00204.inbound.protection.outlook.com mail-am0pr83cu00404.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 43ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records5 records 180ms

TXT Record
_yjwz35a8sfbernbwf2q8hckpy7j5mos
atlassian-domain-verification=3EnyEmbSxOifwl3PXLHj8OWvN6d1NNjFEnmHvZ5aI1vLmIOAzrHrFup1qG2SQU7o
atlassian-domain-verification=ccOVK8DMFEAuQ69XStx4N3IX/cT23OafDWyJqzdzRTUQecwCY38LNBz99h1MdtDP
facebook-domain-verification=1rp7gybaziwt6a6f5up2l8rh5ryrwt
v=spf1 include:spf.protection.outlook.com include:dedicated.mysmtp.com -all

✉️ SPF

Policy	Record (hd-support.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:dedicated.mysmtp.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 Records8 records 39ms

Flags	Tag	Value
0	issue	comodoca.com
0	issue	digicert.com
0	issue	globalsign.com
0	issue	letsencrypt.org
0	issuewild	comodoca.com
0	issuewild	digicert.com
0	issuewild	globalsign.com
0	issuewild	letsencrypt.org

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.hd-support.dk	qywiEabLU2XXuXtaqXQySJaTtu-VmFDdfX8tpkcsN1g

🔗 TLSA / DANE

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

🔐 DNSSEC56ms

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

🏷️ SOA34ms

Field	Value
Serial	2026033101
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

33ms

A

36ms

MX

36ms

AAAA

34ms

TXT

180ms

CAA

39ms

HTTPS

33ms

TLSA

1906ms

SOA

34ms

MTA-STS

45ms

DNSSEC

56ms

SRV

43ms

Total

2615ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-02 19:42:45	2615ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 21:15:53	3388ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 22:26:44	4659ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 11:10:43	4903ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 11:07:48	1581ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 11:04:15	5204ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 11:00:07	2099ms	2 NS 1 A 1 MX	🔒 Secure	View