guide-kursus.dk

📜 Historical scan 2026-06-17 10:36:55  ·  ← 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   45ms
NameserverIP addressesPTRASN / 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
37.34-46.152.69.62.in-addr.arpa		 AS47527 DLX A/S
AS47527 DLX A/S

🌍 A Records#

1 records   45ms
IPTTLPTRASNISP / OrgCIDRCountryCity
193.221.124.28 — — AS51377 CoMaSys ApS 193.221.124.0/24 🇩🇰 Denmark —

📧 MX Records#

3 records   47ms
PriorityTTLMail ServerIP addressesPTRASN
10 — scan1.comasys.dk 192.162.219.155
2a01:77c0:1619:4100:6fa6:1315:2bd2:51cd		 mx41.electric.net
mx11.electric.net		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
10 — scan3.comasys.dk 192.162.219.255
2a01:77c0:1619:4101:d99:c22:fb4d:290e		 mx41.electric.net
mx10.electric.net		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
20 — scan2.comasys.dk 192.162.219.49 mx41.electric.net AS16509 Amazon.com, Inc.

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   207ms
TXT Record
v=spf1 include:_spf.comasys.dk -all

✉️ SPF#

PolicyRecord (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
www193.221.124.28 (AS51377) (address records, no CNAME)
www vs bare domainSame network
guide-kursus.dk: 193.221.124.28 (AS51377)
www.guide-kursus.dk: 193.221.124.28 (AS51377)
WildcardYes: 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#

95ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

68ms
FieldValue
Serial2022072802
Primary NS (MNAME)ns1.dns.services
Responsible (RNAME)hostmaster@comasys.dk
Refresh10800s
Retry3600s
Expire2419000s
Minimum (neg-cache TTL)43200s

📋 Registration#

WHOIS fetched 2026-10-12 06:22:36
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2018-03-12
Expires2027-03-31 (164d)

🔗 Same registrant#

25 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).

DomainRegistrar
aarhusguider.dkPunktum dk A/S (direct)
aarhusguides.dkPunktum dk A/S (direct)
aarhustours.dkPunktum dk A/S (direct)
byvandring-aarhus.dkPunktum dk A/S (direct)
byvandring-odense.dkPunktum dk A/S (direct)
dansk-guideservice.dkPunktum dk A/S (direct)
danskguideservice.dkPunktum dk A/S (direct)
guide-odense.dkPunktum dk A/S (direct)
guidedenmark.dkPunktum dk A/S (direct)
guidedtourodense.dkPunktum dk A/S (direct)
guideservice-danmark.dkPunktum dk A/S (direct)
guideservice-københavn.dkPunktum dk A/S (direct)
guideservice.dkPunktum dk A/S (direct)
koebenhavn-guider.dkPunktum dk A/S (direct)
odense-guides.dkPunktum dk A/S (direct)
odense-guideservice.dkPunktum dk A/S (direct)
odenseguides.dkPunktum dk A/S (direct)
rejselederkursus.dkPunktum dk A/S (direct)
rejseledervikar.dkPunktum dk A/S (direct)
storytrails.dkPunktum dk A/S (direct)
tourguideodense.dkPunktum dk A/S (direct)
tourguidesdenmark.dkPunktum dk A/S (direct)
travellingdenmark.dkPunktum dk A/S (direct)
turistpåfyn.dkPunktum dk A/S (direct)
vejle-guider.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
45ms
A
45ms
MX
47ms
AAAA
47ms
TXT
207ms
CAA
64ms
HTTPS
46ms
TLSA
60ms
SOA
68ms
MTA-STS
79ms
DNSSEC
95ms
SRV
0ms
Total
652ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
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 688ms 2 NS 1 A 3 MX 🔓 Insecure
2026-06-17 10:36:55 shown 652ms 2 NS 1 A 3 MX 🔓 Insecure
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