uddannelsescentret.dk

Records from scan: 2026-09-29 17:05:16 · 2099ms total · last checked 2026-10-16 23:36 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

uddannelsescentret.dk is a .dk domain served by 4 nameservers (ns1.dnscluster.dk, ns2.dnscluster.dk, ns3.dnscluster.dk and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 213.184.84.11 is hosted by PerfGrid (AS59795) in The Netherlands. Mail is handled by uddannelsescentret-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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 48ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dnscluster.dk	2001:41d0:701:1100::7ec7 57.129.78.20	vps-1448e198.vps.ovh.net vps-1448e198.vps.ovh.net	AS16276 OVH SAS AS16276 OVH SAS
ns2.dnscluster.dk	212.95.58.14 2a00:c98:400f:104:1c00:a8ff:fe00:2ac	ns2.dnscluster.dk ns2.dnscluster.dk	AS28753 Leaseweb Deutschland GmbH AS28753 Leaseweb Deutschland GmbH
ns3.dnscluster.dk	213.184.84.70 2a09:3a00:4070::1	— —	AS59795 PerfGrid AS59795 PerfGrid
ns4.dnscluster.dk	2a06:a005:16d0:45::a 45.140.220.10	ns4.dnscluster.dk ns4.dnscluster.dk	AS142594 SpeedyPage Ltd AS142594 SpeedyPage Ltd

🌍 A Records#

1 records 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
213.184.84.11	3600s	nlsh06.shared-infra.net	AS59795	PerfGrid	213.184.84.0/23	🇳🇱 The Netherlands	—

📧 MX Records#

1 records 163ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	uddannelsescentret-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::9 2a01:111:f403:ca09::22 2a01:111:f403:ca21::e 52.101.209.153 52.101.68.39 52.101.73.145 52.101.91.153	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-am7pr02cu00302.inbound.protection.outlook.com mail-matpr04cu00306.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am6pr02cu00301.inbound.protection.outlook.com mail-matpr04cu00101.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 → 40.104.116.24
🔶 Autoconfig	213.184.84.11

🔷 AAAA Records (IPv6)#

1 records 56ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a09:3a00:4011::1	3600s	—	AS59795	PerfGrid	2a09:3a00:4000:0:0:0:0:0/40	🇳🇱 The Netherlands	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 831ms

TXT Record
v=spf1 include:spf.protection.outlook.com +a +mx +include:spf-record.net ~all

✉️ SPF#

Policy	Record (uddannelsescentret.dk)
~all (soft fail)	v=spf1 include:spf.protection.outlook.com +a +mx +include:spf-record.net ~all

📨 DMARC#

Policy	Record (_dmarc.uddannelsescentret.dk)
p=none (monitor only)	v=DMARC1;p=none;

📬 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 2026-10-07 21:17:58

www	213.184.84.11 2a09:3a00:4011::1 (AS59795) (address records, no CNAME)
www vs bare domain	Same network uddannelsescentret.dk: 213.184.84.11 2a09:3a00:4011::1 (AS59795) www.uddannelsescentret.dk: 213.184.84.11 2a09:3a00:4011::1 (AS59795)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	RSA · ~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
CNAME	_acme-challenge.uddannelsescentret.dk	b650648f-85d2-430d-a458-a41aa8a8f481.auth.acme-challenge.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

65ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2025120306
Primary NS (MNAME)	ns1.dnscluster.dk
Responsible (RNAME)	hostmaster@uddannelsescentret.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

48ms

49ms

163ms

AAAA

56ms

TXT

831ms

CAA

45ms

HTTPS

155ms

TLSA

605ms

SOA

0ms

MTA-STS

182ms

DNSSEC

65ms

SRV

1067ms

Total

2099ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-29 17:05:16 shown	2099ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-30 01:24:20	1535ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-18 02:08:04	1787ms	4 NS 1 A 1 MX	🔒 Secure