hd-support.dk

📜 Historical scan 2026-06-23 22:26:44 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

hd-support.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 22 October 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 51.124.91.155 is hosted by Microsoft Corporation (AS8075) in The Netherlands. Mail is handled by hdsupport-dk0e.mail.eo.outlook.com. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 38ms

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 Records#

1 records 104ms

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 Records#

1 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	hdsupport-dk0e.mail.eo.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca04::9 2a01:111:f403:ca09::8 2a01:111:f403:ca09::9 52.101.68.16 52.101.68.21 52.101.73.12 52.101.73.6	mail-db4pr02cu00406.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-am6pr04cu00306.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 → 40.98.16.99

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 109ms

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

📝 TXT Records#

5 records 152ms

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 Records#

8 records 99ms

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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-13 18:24:40

www CNAME	victorious-field-0f876db03.5.azurestaticapps.net (all on azurestaticapps.net) → 20.8.24.149 (AS8075)
www vs bare domain	Same network hd-support.dk: 51.124.91.155 (AS8075) www.hd-support.dk: 20.8.24.149 (AS8075)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

3 found

Selector	CNAME	Key
s1	s1.domainkey.u14926822.wl073.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u14926822.wl073.sendgrid.net	RSA · ~1024 bit below 2048 bit
selector1	selector1-hdsupport-dk0e._domainkey.hdsupport.onmicrosoft.com	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: -all

No problems found

🔏 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)

🔐 DNSSEC#

132ms

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

🏷️ SOA#

107ms

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#

WHOIS fetched 2026-10-07 06:26:10

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1997-10-22
Expires	2026-12-31 (74d)

📋 WHOIS#

⏱️ Lookup Timing#

38ms

104ms

34ms

AAAA

32ms

TXT

152ms

CAA

99ms

HTTPS

36ms

TLSA

4031ms

SOA

107ms

MTA-STS

36ms

DNSSEC

132ms

SRV

109ms

Total

4659ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 18:24:40	750ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-07 05:59:39	2366ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 05:00:03	754ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-07 03:54:44	3515ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-02 19:42:45	2615ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 21:15:53	3388ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 22:26:44 shown	4659ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 11:10:43	4903ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 11:07:48	1581ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 11:04:15	5204ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 11:00:07	2099ms	2 NS 1 A 1 MX	🔒 Secure