latterkursus.dk

📜 Historical scan 2026-09-17 07:39:09 · ← 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 40ms

Nameserver	IP addresses	PTR	ASN / 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 55ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
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 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	server18.chosting.dk	178.20.216.100	server18.chosting.dk	AS21060 Atea A/S

🔷 AAAA Records (IPv6)#

2 records 40ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
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 35ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.22.74,172.67.203.113 ech=AEX+DQBB8AAgACAWZCk8rfaAxVZS9uEMpHso9c6Gtc96VdKzT3JrSanlGAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:cb71,2606:4700:3035::6815:164a

📝 TXT Records#

3 records 210ms

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#

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

📨 DMARC#

Policy	Record (_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

www	104.21.22.74 172.67.203.113 2606:4700:3032::ac43:cb71 2606:4700:3035::6815:164a (AS13335) (address records, no CNAME)
www vs bare domain	Same network latterkursus.dk: 104.21.22.74 172.67.203.113 2606:4700:3032::ac43:cb71 2606:4700:3035::6815:164a (AS13335) www.latterkursus.dk: 104.21.22.74 172.67.203.113 2606:4700:3032::ac43:cb71 2606:4700:3035::6815:164a (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

136ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2414962159
Primary NS (MNAME)	edward.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-20 10:46:41

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2001-12-17
Expires	2030-12-31 (1530d)

🔗 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).

Domain	Registrar
heldigselv.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

40ms

55ms

42ms

AAAA

40ms

TXT

210ms

CAA

33ms

HTTPS

35ms

TLSA

104ms

SOA

0ms

MTA-STS

74ms

DNSSEC

136ms

SRV

68ms

Total

845ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
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 shown	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	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