seniorkurser.dk

Records from scan: 2026-10-13 01:47:09 · 752ms total · last checked 2026-10-17 08:54 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

seniorkurser.dk is a .dk domain served by 4 nameservers (ns1.nhl-data.dk, ns2.nhl-data.dk, ns3.nhl-data.dk and 1 more). It was registered on 24 August 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.206.180.167 is hosted by Public Cloud Ltd. (AS205787) in Germany. 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 51ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.nhl-data.dk	185.136.96.11 2a06:fb00:1::1:11	ns1.nhl-data.dk ns1.nhl-data.dk	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
ns2.nhl-data.dk	185.136.97.11 2a06:fb00:1::2:11	ns2.nhl-data.dk ns2.nhl-data.dk	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
ns3.nhl-data.dk	185.136.98.11 2a06:fb00:1::3:11	ns3.nhl-data.dk ns3.nhl-data.dk	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
ns4.nhl-data.dk	185.136.99.11 2a06:fb00:1::4:11	ns4.nhl-data.dk ns4.nhl-data.dk	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd

🌍 A Records#

2 records 39ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.206.180.167	3600s	42.http-proxy2.cloudns.net	AS205787	Public Cloud Ltd.	185.206.180.0/22	🇩🇪 Germany	—
185.206.180.185	3600s	185.http4.cloudns.net	AS205787	Public Cloud Ltd.	185.206.180.0/22	🇩🇪 Germany	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 43ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a0b:1640:1:1:1013:1:1:1	3600s	185.http4.cloudns.net	AS205787	Public Cloud Ltd.	2a0b:1640:1:0:0:0:0:0/48	🇧🇬 Bulgaria	—
2a0b:1640:1:1:1:1:1783:3454	3600s	http-proxy2.cloudns.net	AS205787	Public Cloud Ltd.	2a0b:1640:1:0:0:0:0:0/48	🇧🇬 Bulgaria	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 247ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (seniorkurser.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.seniorkurser.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:6478803f1926b@dmarc.centerasecurity.com;

📬 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 2026-10-13 01:47:09

www	185.206.180.167 185.206.180.185 2a0b:1640:1:1:1013:1:1:1 2a0b:1640:1:1:1:1:1783:3454 (AS205787) (address records, no CNAME)
www vs bare domain	Same network seniorkurser.dk: 185.206.180.167 185.206.180.185 2a0b:1640:1:1:1013:1:1:1 2a0b:1640:1:1:1:1:1783:3454 (AS205787) www.seniorkurser.dk: 185.206.180.167 185.206.180.185 2a0b:1640:1:1:1013:1:1:1 2a0b:1640:1:1:1:1:1783:3454 (AS205787)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

117ms

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

🏷️ SOA#

52ms

Field	Value
Serial	2026101202
Primary NS (MNAME)	ns1.nhl-data.dk
Responsible (RNAME)	hostmaster@nhl-data.dk
Refresh	10800s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-07 02:33:33

Field	Value
Registrar	NHL DATA ApS
Registered	1999-08-24
Expires	2027-09-30 (347d)

📋 WHOIS#

⏱️ Lookup Timing#

51ms

39ms

65ms

AAAA

43ms

TXT

247ms

CAA

41ms

HTTPS

64ms

TLSA

78ms

SOA

52ms

MTA-STS

69ms

DNSSEC

117ms

SRV

91ms

Total

752ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 01:47:09 shown	752ms	4 NS 2 A 0 MX	🔒 Secure
2026-10-07 14:48:22	541ms	4 NS 2 A 0 MX	🔒 Secure
2026-09-24 23:49:16	644ms	4 NS 2 A 0 MX	🔒 Secure
2026-09-23 04:12:08	746ms	4 NS 2 A 0 MX	🔒 Secure
2026-09-03 13:08:26	6194ms	4 NS 2 A 0 MX	🔒 Secure
2026-08-20 21:31:00	24812ms	4 NS 2 A 0 MX	🔒 Secure
2026-08-15 01:34:02	1250ms	4 NS 2 A 0 MX	🔒 Secure
2026-07-25 19:27:55	8627ms	4 NS 2 A 0 MX	🔒 Secure
2026-07-06 22:43:33	1352ms	4 NS 2 A 0 MX	🔒 Secure
2026-06-24 03:25:45	4119ms	4 NS 2 A 0 MX	🔒 Secure
2026-06-23 02:59:49	1182ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-21 12:20:25	585ms	4 NS 2 A 0 MX	🔒 Secure
2026-06-17 12:08:53	785ms	4 NS 2 A 0 MX	🔒 Secure