chatgptkursus.dk

📜 Historical scan 2026-09-30 16:58:56  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

chatgptkursus.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 14 June 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 141.193.213.10 is hosted by Cloudflare London, LLC (AS209242) in United States. Mail is handled by chatgptkursus-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a 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#

3 records   41ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com 2a02:2339:1:15c::4562:4562
91.197.248.78		 ns1.simply.com
ns1.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.simply.com 185.25.141.15
2a02:2339:4006:101::4562:4562		 ns2.simply.com
ns2.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns3.simply.com 91.197.248.79 ns3.simply.com AS48854 team.blue Denmark A/S

🌍 A Records#

2 records   43ms
IPTTLPTRASNISP / OrgCIDRCountryCity
141.193.213.10 3600s — AS209242 Cloudflare London, LLC 141.193.213.0/24 🇺🇸 United States —
141.193.213.11 3600s — AS209242 Cloudflare London, LLC 141.193.213.0/24 🇺🇸 United States —

📧 MX Records#

1 records   30ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s chatgptkursus-dk.mail.protection.outlook.com 2a01:111:f403:ca09::24
2a01:111:f403:ca21::a
2a01:111:f403:ca48::12
2a01:111:f403:ca48::e
52.101.103.140
52.101.103.162
52.101.73.126
52.101.73.145		 mail-am6pr02cu00204.inbound.protection.outlook.com
mail-maspr04cu00102.inbound.protection.outlook.com
mail-miypr05cu00202.inbound.protection.outlook.com
mail-miypr03cu00206.inbound.protection.outlook.com
mail-miypr02cu00204.inbound.protection.outlook.com
mail-miypr03cu00202.inbound.protection.outlook.com
mail-am8pr83cu00106.inbound.protection.outlook.com
mail-am6pr02cu00301.inbound.protection.outlook.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 52.98.149.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records   160ms
TXT Record
ms=ms66757281
openai-domain-verification=dv-jugzil8snnczxth80jmw6ejx
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

PolicyRecord (chatgptkursus.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

PolicyRecord (_dmarc.chatgptkursus.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:dmarc@chatgptkursus.dk; ruf=mailto:dmarc@chatgptkursus.dk

📬 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 2026-10-13 10:28:19
www CNAMEchatgptkursus.dk (all on chatgptkursus.dk)
www vs bare domainSame network
chatgptkursus.dk: 141.193.213.10 141.193.213.11 (AS209242)
www.chatgptkursus.dk: 141.193.213.10 141.193.213.11 (AS209242)
WildcardNo
Denial of existenceNSEC zone can be walked (all names enumerable)
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found
SelectorCNAMEKey
selector1 selector1-chatgptkursus-dk._domainkey.ibexibexaps.onmicrosoft.com RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

88ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

31ms
FieldValue
Serial2025032101
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-23 09:38:34
FieldValue
RegistrarSimply.com A/S
Registered2023-06-14
Expires2027-06-13 (232d)

🔗 Same registrant#

23 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
3aitilbud.dkSimply.com A/S
5050invest.dkSimply.com A/S
aiactpathfinder.dkSimply.com A/S
aiaiogai.dkSimply.com A/S
aiforordning.dkSimply.com A/S
aihjemmeside.dkSimply.com A/S
aimarketingbureau.dkSimply.com A/S
aimarketingsbureauet.dkSimply.com A/S
aiseobureau.dkSimply.com A/S
aixecuters.dkSimply.com A/S
automationkonsulent.dkPunktum dk A/S (direct)
beviset.dkSimply.com A/S
chatkurser.dkSimply.com A/S
copilotkonsulent.dkSimply.com A/S
ditpreview.dkSimply.com A/S
ergavio.dkSimply.com A/S
hverdagsai.dkSimply.com A/S
kurseriai.dkSimply.com A/S
kursusai.dkSimply.com A/S
mindak.dkSimply.com A/S
nemoclawcourse.dkPunktum dk A/S (direct)
outboundleads.dkSimply.com A/S
videnomai.dkSimply.com A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
41ms
A
43ms
MX
30ms
AAAA
53ms
TXT
160ms
CAA
56ms
HTTPS
55ms
TLSA
588ms
SOA
31ms
MTA-STS
75ms
DNSSEC
88ms
SRV
68ms
Total
1024ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-13 10:28:19 1208ms 3 NS 2 A 1 MX 🔓 Insecure
2026-10-07 23:36:12 2946ms 3 NS 2 A 1 MX 🔓 Insecure
2026-10-02 17:16:19 921ms 3 NS 2 A 1 MX 🔓 Insecure
2026-09-30 16:58:56 shown 1024ms 3 NS 2 A 1 MX 🔓 Insecure
2026-06-27 14:34:29 1289ms 3 NS 2 A 1 MX 🔓 Insecure
2026-06-16 20:25:09 2538ms 3 NS 2 A 1 MX 🔓 Insecure
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