ku-holding.dk

Records from scan: 2026-09-30 16:27:36 · 694ms total · last checked 2026-10-20 17:02 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ku-holding.dk is a .dk domain served by 4 nameservers (ns1-32.azure-dns.com, ns2-32.azure-dns.net, ns3-32.azure-dns.org and 1 more). It was registered on 7 March 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by kuholding-dk0e.mail.protection.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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

4 records 39ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1-32.azure-dns.com	150.171.10.32 2603:1061:0:10::20	ns1-32.azure-dns.com ns1-32.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2-32.azure-dns.net	150.171.16.32 2620:1ec:8ec:10::20	ns2-32.azure-dns.net ns2-32.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3-32.azure-dns.org	13.107.222.32 2a01:111:4000:10::20	ns3-32.azure-dns.org ns3-32.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4-32.azure-dns.info	13.107.206.32 2620:1ec:bda:10::20	ns4-32.azure-dns.info ns4-32.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 47ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	kuholding-dk0e.mail.protection.outlook.com	2a01:111:f403:c967::a 2a01:111:f403:ca04::9 2a01:111:f403:ca09::24 2a01:111:f403:ca3c::a 52.101.103.137 52.101.68.12 52.101.68.25 52.101.73.120	mail-cpjpr05cu00102.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-zrxpr07cu00102.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-am7pr02cu00300.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 → 52.98.154.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 160ms

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

✉️ SPF#

Policy	Record (ku-holding.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

🧩 Web & zone#

checked 2026-10-15 05:54:34

www	Exists, no address
www vs bare domain	Neither resolves ku-holding.dk: no address www.ku-holding.dk: no address
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

68ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

59ms

Field	Value
Serial	1
Primary NS (MNAME)	ns1-32.azure-dns.com
Responsible (RNAME)	azuredns-hostmaster@microsoft.com
Refresh	3600s
Retry	300s
Expire	2419200s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-13 02:58:17

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2011-03-07
Expires	2027-03-31 (160d)

🔗 Same registrant#

7 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
fml.dk	ONE.COM A/S
omc-holding.dk	Punktum dk A/S (direct)
randrupconsulting.dk	Punktum dk A/S (direct)
sdk-holding.dk	Punktum dk A/S (direct)
sdkholding.dk	Punktum dk A/S (direct)
simonsen6990.dk	Key-Systems GmbH
vka-staby.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

39ms

42ms

47ms

AAAA

37ms

TXT

160ms

CAA

42ms

HTTPS

41ms

TLSA

306ms

SOA

59ms

MTA-STS

50ms

DNSSEC

68ms

SRV

63ms

Total

694ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 16:27:36 shown	694ms	4 NS 0 A 1 MX	🔒 Secure
2026-06-27 20:47:40	1194ms	4 NS 0 A 1 MX	🔒 Secure
2026-06-19 21:20:42	760ms	4 NS 0 A 1 MX	🔒 Secure
2026-06-17 23:15:05	1086ms	4 NS 0 A 1 MX	🔒 Secure