coursemakers.dk

Records from scan: 2026-09-24 18:49:10 · 2797ms total · last checked 2026-10-15 18:54 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

coursemakers.dk is a .dk domain served by 2 nameservers (ns5.dkhotel.dk, ns6.dkhotel.dk). It was registered on 29 December 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.189.131.11 is hosted by Christian Ebsen ApS (AS62121) in Denmark. Mail is handled by mxf01.dkhotel.dk. The zone is not DNSSEC-signed, 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 41ms

Nameserver	IP addresses	PTR	ASN / ISP
ns5.dkhotel.dk	195.189.131.3	ns5.dkhotel.dk	AS62121 Christian Ebsen ApS
ns6.dkhotel.dk	95.85.45.86	droplet1.bitguardians.com	AS14061 DigitalOcean, LLC

🌍 A Records#

1 records 53ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.189.131.11	86400s	virakx.dkhotel.dk	AS62121	Christian Ebsen ApS	195.189.130.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 48ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	7200s	mxf01.dkhotel.dk	195.189.131.35	mxf01.dkhotel.dk	AS62121 Christian Ebsen ApS

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	195.189.131.11
🔶 Autoconfig	195.189.131.11

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ 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 2026-10-11 11:35:10

www	195.189.131.11 (AS62121) (address records, no CNAME)
www vs bare domain	Same network coursemakers.dk: 195.189.131.11 (AS62121) www.coursemakers.dk: 195.189.131.11 (AS62121)
Wildcard	Yes: any name under the zone resolves

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2064ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2021082105
Primary NS (MNAME)	ns5.dkhotel.dk
Responsible (RNAME)	postmaster@dkhotel.dk
Refresh	3600s
Retry	900s
Expire	604800s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-07 13:58:52

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2014-12-29
Expires	2026-12-31 (75d)

📋 WHOIS#

⏱️ Lookup Timing#

41ms

53ms

48ms

AAAA

49ms

TXT

241ms

CAA

50ms

HTTPS

52ms

TLSA

72ms

SOA

0ms

MTA-STS

75ms

DNSSEC

2064ms

SRV

71ms

Total

2797ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-24 18:49:10 shown	2797ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-18 01:35:28	2823ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-03 20:32:57	651ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-27 00:29:39	2095ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-25 17:03:40	699ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-30 22:39:38	926ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-23 18:45:17	1175ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-23 03:58:07	1176ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 22:36:08	582ms	2 NS 1 A 1 MX	🔓 Insecure