laegekurser.dk

Records from scan: 2026-10-12 08:42:10 · 1609ms total · last checked 2026-10-17 15:48 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

laegekurser.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 22 April 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 23.102.21.212 is hosted by Microsoft Corporation (AS8075) in Ireland. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. 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#

2 records 102ms

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 115ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
23.102.21.212	43200s	—	AS8075	Microsoft Corporation	23.102.0.0/16	🇮🇪 Ireland	Dublin

📧 MX Records#

5 records 118ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	43200s	aspmx.l.google.com	142.251.9.27 2a00:1450:4025:c03::1a	rc-in-f27.1e100.net rc-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	43200s	alt1.aspmx.l.google.com	192.179.20.27 2404:6800:4000:1027::1a	ncboms-in-f27.1e100.net ncboms-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	43200s	alt2.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	aspmx2.googlemail.com	192.179.20.26 2404:6800:4000:1027::1a	ncboms-in-f26.1e100.net ncboms-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	aspmx3.googlemail.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	23.102.21.212
🔶 Autoconfig	23.102.21.212

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 271ms

TXT Record
google-site-verification=5UsPNb41fgGNqiaRVyftdKyIZWSdv5N7ht58wYn1K8o

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-12 08:42:10

www	23.102.21.212 (AS8075) (address records, no CNAME)
www vs bare domain	Same network laegekurser.dk: 23.102.21.212 (AS8075) www.laegekurser.dk: 23.102.21.212 (AS8075)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

185ms

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

🏷️ SOA#

94ms

Field	Value
Serial	2026101101
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 2026-10-15 03:53:01

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2005-04-22
Expires	2027-04-30 (194d)

🔗 Same registrant#

1 domain

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
laegekursus.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

102ms

115ms

118ms

AAAA

93ms

TXT

271ms

CAA

69ms

HTTPS

116ms

TLSA

747ms

SOA

94ms

MTA-STS

132ms

DNSSEC

185ms

SRV

139ms

Total

1609ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 08:42:10 shown	1609ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-17 18:31:43	701ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-16 17:52:46	1081ms	2 NS 1 A 5 MX	🔒 Secure
2026-08-26 20:39:14	1047ms	2 NS 1 A 5 MX	🔒 Secure
2026-08-25 12:46:14	782ms	2 NS 1 A 5 MX	🔒 Secure
2026-08-12 10:58:23	1168ms	2 NS 1 A 5 MX	🔒 Secure
2026-07-24 17:05:16	5180ms	2 NS 1 A 5 MX	🔒 Secure
2026-07-18 17:34:30	2935ms	2 NS 1 A 5 MX	🔒 Secure
2026-07-13 16:32:44	5078ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-25 08:32:05	613ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-24 02:52:45	1118ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 21:53:50	758ms	2 NS 1 A 5 MX	🔒 Secure