latterkursus.dk

📜 Historical scan 2026-08-30 22:36:53  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

latterkursus.dk is a .dk domain served by 2 nameservers (edward.ns.cloudflare.com, irena.ns.cloudflare.com). It was registered on 17 December 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.22.74 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by server18.chosting.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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   33ms
NameserverIP addressesPTRASN / ISP
edward.ns.cloudflare.com 108.162.195.210
162.159.44.210
172.64.35.210
2606:4700:58::a29f:2cd2
2803:f800:50::6ca2:c3d2
2a06:98c1:50::ac40:23d2		 edward.ns.cloudflare.com
edward.ns.cloudflare.com
edward.ns.cloudflare.com
edward.ns.cloudflare.com
edward.ns.cloudflare.com
edward.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
irena.ns.cloudflare.com 108.162.194.79
162.159.38.79
172.64.34.79
2606:4700:50::a29f:264f
2803:f800:50::6ca2:c24f
2a06:98c1:50::ac40:224f		 irena.ns.cloudflare.com
irena.ns.cloudflare.com
irena.ns.cloudflare.com
irena.ns.cloudflare.com
irena.ns.cloudflare.com
irena.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

🌍 A Records#

2 records   22ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.22.74 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.203.113 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   41ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s server18.chosting.dk 178.20.216.100 server18.chosting.dk AS21060 Atea A/S

🔷 AAAA Records (IPv6)#

2 records   23ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3032::ac43:cb71 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3035::6815:164a 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   23ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.22.74,172.67.203.113 ech=AEX+DQBBNgAgACCXu6Gv0OWYoRTHj89GfzI2a2MX9fjDnuNskn8hxSxrXAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:cb71,2606:4700:3035::6815:164a

📝 TXT Records#

3 records   145ms
TXT Record
google-site-verification=r_afSXkWRGNvRWQe4rlpd-9EDPDIto-BOihi_yPlv7g
pinterest-site-verification=5f88aab04f944d9d13a702ce4685cbf2
v=spf1 +ip4:178.20.216.100 +include:spf.chosting.dk -all

✉️ SPF#

PolicyRecord (latterkursus.dk)
-all (hard fail) v=spf1 +ip4:178.20.216.100 +include:spf.chosting.dk -all

📨 DMARC#

PolicyRecord (_dmarc.latterkursus.dk)
p=reject v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; rua=mailto:ejvind@latterkursus.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 2026-10-10 10:30:52
www104.21.22.74 172.67.203.113 2606:4700:3032::ac43:cb71 2606:4700:3035::6815:164a (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceCompact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found
SelectorCNAMEKey
default — 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: 3/10 · policy: -all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.latterkursus.dk BO073dKCbxb4CquBOh1HRBMMhFQMgaTPO9Ah-Onog3I
TXT _acme-challenge.latterkursus.dk i_9mS0vBVKr0p3QevYjmNLfT_zOPziJmWQKdkI0LATE

🔗 TLSA / DANE#

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

🔐 DNSSEC#

106ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2413521230
Primary NS (MNAME)edward.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-20 10:46:41
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2001-12-17
Expires2030-12-31 (1531d)

🔗 Same registrant#

1 domain

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
heldigselv.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
33ms
A
22ms
MX
41ms
AAAA
23ms
TXT
145ms
CAA
20ms
HTTPS
23ms
TLSA
83ms
SOA
0ms
MTA-STS
36ms
DNSSEC
106ms
SRV
60ms
Total
544ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-10 10:30:52 1728ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-08 06:57:06 554ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-17 07:39:09 845ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-07 01:30:44 1984ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-30 22:36:53 shown 544ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-27 10:54:36 771ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-26 19:50:46 766ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-23 07:02:52 5233ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-31 19:24:57 1172ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-06 20:38:41 1101ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-23 12:25:15 1406ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-17 12:10:39 879ms 2 NS 2 A 1 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone