guide-kursus.dk

📜 Historical scan 2026-08-26 09:53:07 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

guide-kursus.dk is a .dk domain served by 2 nameservers (ns1.dns.services, ns2.dns.services). It was registered on 12 March 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.221.124.28 is hosted by CoMaSys ApS (AS51377) in Denmark. Mail is handled by scan1.comasys.dk, scan3.comasys.dk and 1 more. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 49ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dns.services	195.242.131.6 2001:67c:564:ffff::11	ns1.dns.services ns1.dns.services	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS
ns2.dns.services	2a00:1b18:2:3:3::2 62.69.152.37	ns2.dns.services ns2.dns.services	AS47527 DLX A/S AS47527 DLX A/S

🌍 A Records#

1 records 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.221.124.28	3600s	—	AS51377	CoMaSys ApS	193.221.124.0/24	🇩🇰 Denmark	—

📧 MX Records#

3 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	scan1.comasys.dk	128.76.60.167 128.76.60.187 89.233.19.127 89.233.19.127 89.233.19.188 89.233.19.188	mx6.centerasecurity.dk mx6.centerasecurity.dk 127.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk 188.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3292 TDC Holding A/S AS3308 Norlys Telco A/S AS3308 Norlys Telco A/S AS3308 Norlys Telco A/S AS3308 Norlys Telco A/S
10	3600s	scan3.comasys.dk	128.76.60.167 128.76.60.187 89.233.19.127 89.233.19.127 89.233.19.188 89.233.19.188	mx6.centerasecurity.dk mx6.centerasecurity.dk 127.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk 188.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3292 TDC Holding A/S AS3308 Norlys Telco A/S AS3308 Norlys Telco A/S AS3308 Norlys Telco A/S AS3308 Norlys Telco A/S
20	3600s	scan2.comasys.dk	128.76.60.168 128.76.60.169 89.233.19.128 89.233.19.128 89.233.19.129 89.233.19.129	mx6.centerasecurity.dk mx6.centerasecurity.dk mx14.centerasecurity.dk 128.0-254.19.233.89.in-addr.arpa 129.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3292 TDC Holding A/S AS3308 Norlys Telco A/S AS3308 Norlys Telco A/S AS3308 Norlys Telco A/S AS3308 Norlys Telco A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	193.221.124.28
🔶 Autoconfig	193.221.124.28

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 157ms

TXT Record
v=spf1 include:_spf.comasys.dk -all

✉️ SPF#

Policy	Record (guide-kursus.dk)
-all (hard fail)	v=spf1 include:_spf.comasys.dk -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#

latest probe, not this scan · checked 2026-10-09 14:54:34

www	193.221.124.28 (AS51377) (address records, no CNAME)
www vs bare domain	Same network guide-kursus.dk: 193.221.124.28 (AS51377) www.guide-kursus.dk: 193.221.124.28 (AS51377)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

92ms

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	2022072802
Primary NS (MNAME)	ns1.dns.services
Responsible (RNAME)	hostmaster@comasys.dk
Refresh	10800s
Retry	3600s
Expire	2419000s
Minimum (neg-cache TTL)	43200s

📋 Registration#

WHOIS fetched 2026-10-12 06:22:36

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2018-03-12
Expires	2027-03-31 (163d)

🔗 Same registrant#

33 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
aarhusguider.dk	Punktum dk A/S (direct)
aarhusguides.dk	Punktum dk A/S (direct)
aarhustours.dk	Punktum dk A/S (direct)
byvandring-aarhus.dk	Punktum dk A/S (direct)
byvandring-odense.dk	Punktum dk A/S (direct)
danishguides.dk	Punktum dk A/S (direct)
dansk-guideservice.dk	Punktum dk A/S (direct)
danskguideservice.dk	Punktum dk A/S (direct)
freelanceguide.dk	Punktum dk A/S (direct)
guide-odense.dk	Punktum dk A/S (direct)
guidebureau.dk	Punktum dk A/S (direct)
guidedenmark.dk	Punktum dk A/S (direct)
guidedtourodense.dk	Punktum dk A/S (direct)
guideodense.dk	Punktum dk A/S (direct)
guides-copenhagen.dk	Punktum dk A/S (direct)
guideservice-danmark.dk	Punktum dk A/S (direct)
guideservice-københavn.dk	Punktum dk A/S (direct)
guideservice.dk	Punktum dk A/S (direct)
historiskforedrag.dk	Punktum dk A/S (direct)
koebenhavn-guider.dk	Punktum dk A/S (direct)
odense-guides.dk	Punktum dk A/S (direct)
odense-guideservice.dk	Punktum dk A/S (direct)
odenseguides.dk	Punktum dk A/S (direct)
odensetourguides.dk	Punktum dk A/S (direct)
rejselederkursus.dk	Punktum dk A/S (direct)
rejseledervikar.dk	Punktum dk A/S (direct)
storytrails.dk	Punktum dk A/S (direct)
tourguideodense.dk	Punktum dk A/S (direct)
tourguidesdenmark.dk	Punktum dk A/S (direct)
travellingdenmark.dk	Punktum dk A/S (direct)
turistpåfyn.dk	Punktum dk A/S (direct)
vejle-guider.dk	Punktum dk A/S (direct)
vejleguider.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

49ms

42ms

37ms

AAAA

41ms

TXT

157ms

CAA

39ms

HTTPS

53ms

TLSA

72ms

SOA

0ms

MTA-STS

50ms

DNSSEC

92ms

SRV

76ms

Total

688ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 09:10:39	557ms	2 NS 1 A 3 MX	🔓 Insecure
2026-09-29 15:38:28	3070ms	2 NS 1 A 3 MX	🔓 Insecure
2026-09-12 13:56:39	661ms	2 NS 1 A 3 MX	🔓 Insecure
2026-08-26 09:53:07 shown	688ms	2 NS 1 A 3 MX	🔓 Insecure
2026-06-17 10:36:55	652ms	2 NS 1 A 3 MX	🔓 Insecure