denfoerstelaesning.dk

📜 Historical scan 2026-09-07 14:25:34 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

denfoerstelaesning.dk is a .dk domain served by 2 nameservers (cortney.ns.cloudflare.com, eric.ns.cloudflare.com). It was registered on 22 February 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.27.79 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, has no 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 15ms

Nameserver	IP addresses	PTR	ASN / ISP
cortney.ns.cloudflare.com	108.162.192.87 172.64.32.87 173.245.58.87 2606:4700:50::adf5:3a57 2803:f800:50::6ca2:c057 2a06:98c1:50::ac40:2057	cortney.ns.cloudflare.com cortney.ns.cloudflare.com cortney.ns.cloudflare.com cortney.ns.cloudflare.com cortney.ns.cloudflare.com cortney.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
eric.ns.cloudflare.com	108.162.193.112 172.64.33.112 173.245.59.112 2606:4700:58::adf5:3b70 2803:f800:50::6ca2:c170 2a06:98c1:50::ac40:2170	eric.ns.cloudflare.com eric.ns.cloudflare.com eric.ns.cloudflare.com eric.ns.cloudflare.com eric.ns.cloudflare.com eric.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 21ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.27.79	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.141.212	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 8ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:1b4f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000::/42	—	—
2606:4700:3030::ac43:8dd4	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000::/42	—	—

🔐 HTTPS Records#

1 records 58ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.27.79,172.67.141.212 ech=AEX+DQBBlwAgACAzrvNhmeZ+QRloBpZbGvPsq9RiKRyzWQ/5sO/rTRf/IQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:8dd4,2606:4700:3031::6815:1b4f

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-10 07:16:20

www	104.21.27.79 172.67.141.212 2606:4700:3030::ac43:8dd4 2606:4700:3031::6815:1b4f (AS13335) (address records, no CNAME)
www vs bare domain	Same network denfoerstelaesning.dk: 104.21.27.79 172.67.141.212 2606:4700:3030::ac43:8dd4 2606:4700:3031::6815:1b4f (AS13335) www.denfoerstelaesning.dk: 104.21.27.79 172.67.141.212 2606:4700:3030::ac43:8dd4 2606:4700:3031::6815:1b4f (AS13335)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

169ms

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

🏷️ SOA#

7ms

Field	Value
Serial	2411053962
Primary NS (MNAME)	cortney.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-25 05:50:38

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2012-02-22
Expires	2027-02-28 (124d)

🔗 Same registrant#

319 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
0klasse.dk	Eurodns S.A
0klassefaget.dk	Eurodns S.A
1094.dk	Punktum dk A/S (direct)
5emner.dk	Punktum dk A/S (direct)
5nyeemner.dk	Punktum dk A/S (direct)
ad-dev.dk	Punktum dk A/S (direct)
ad-prod.dk	Punktum dk A/S (direct)
ad-staging.dk	Punktum dk A/S (direct)
ad-test.dk	Punktum dk A/S (direct)
afgangsprøver.dk	Eurodns S.A
aigo.dk	Punktum dk A/S (direct)
alinea-web.dk	Punktum dk A/S (direct)
alinea.dk	Punktum dk A/S (direct)
alineaakademi.dk	Punktum dk A/S (direct)
alineadigital.dk	Punktum dk A/S (direct)
alvids.dk	Punktum dk A/S (direct)
aschehoug.dk	Punktum dk A/S (direct)
athene.dk	Punktum dk A/S (direct)
bingoweb.dk	Punktum dk A/S (direct)
biologifaget.dk	Eurodns S.A
biologifocus.dk	Punktum dk A/S (direct)
biologiproeven.dk	Punktum dk A/S (direct)
bliv-klog.dk	Punktum dk A/S (direct)
blivklog.dk	Punktum dk A/S (direct)
boegertildrenge.dk	Punktum dk A/S (direct)
bog.dk	Punktum dk A/S (direct)
bogdk.dk	DANDOMAIN A/S
bookguide.dk	Punktum dk A/S (direct)
bornsliv.dk	Punktum dk A/S (direct)
børnsliv.dk	Punktum dk A/S (direct)
campengelsk.dk	Punktum dk A/S (direct)
campfransk.dk	Punktum dk A/S (direct)
campmat.dk	Punktum dk A/S (direct)
campstavning.dk	Punktum dk A/S (direct)
camptysk.dk	Punktum dk A/S (direct)
carlsen.dk	Punktum dk A/S (direct)
carlsencomics.dk	Punktum dk A/S (direct)
carlsenklubben.dk	Punktum dk A/S (direct)
carlsenpuls.dk	Punktum dk A/S (direct)
chrisanderson.dk	Punktum dk A/S (direct)
classteam.dk	Punktum dk A/S (direct)
clio.dk	Eurodns S.A
clioafgangsprøver.dk	Eurodns S.A
cliocloud.dk	Eurodns S.A
clioevalueringsopgaver.dk	Eurodns S.A
clionoc.dk	Eurodns S.A
clioonline.dk	Eurodns S.A
cliopulten.dk	Eurodns S.A
clioskole.dk	Eurodns S.A
clioskyen.dk	Eurodns S.A
cliotræning.dk	Eurodns S.A
cliotræningssæt.dk	Eurodns S.A
coronapåskemaet.dk	Punktum dk A/S (direct)
danmarksstørsteklasse.dk	Punktum dk A/S (direct)
dansk-historie.dk	Eurodns S.A
dansk-skolen.dk	Eurodns S.A
danskfessor.dk	Punktum dk A/S (direct)
danskhistorie.dk	Eurodns S.A
dansklandskabet.dk	Punktum dk A/S (direct)
danskprøven.dk	Punktum dk A/S (direct)
danskskole.dk	Eurodns S.A
danskskolen.dk	Eurodns S.A
dansktime.dk	Eurodns S.A
danskunivers.dk	Punktum dk A/S (direct)
denfoerstelasning.dk	Punktum dk A/S (direct)
denforstelaesning.dk	Punktum dk A/S (direct)
denførstelæsning.dk	Punktum dk A/S (direct)
didaktiker.dk	Punktum dk A/S (direct)
differentiering.dk	Punktum dk A/S (direct)
digitalbook.dk	Punktum dk A/S (direct)
digitalfaget.dk	Eurodns S.A
dmiklassematematik.dk	Punktum dk A/S (direct)
dmimatematik.dk	Punktum dk A/S (direct)
dmmatematik.dk	Punktum dk A/S (direct)
dragonball.dk	Punktum dk A/S (direct)
e-bookstore.dk	Punktum dk A/S (direct)
easyreaders.dk	Punktum dk A/S (direct)
edspace.dk	Punktum dk A/S (direct)
edulab.dk	Punktum dk A/S (direct)
elevlab.dk	Punktum dk A/S (direct)
elevunivers.dk	Punktum dk A/S (direct)
engelskfaget.dk	Eurodns S.A
engelskfessor.dk	Punktum dk A/S (direct)
engelskskoleordbog.dk	Punktum dk A/S (direct)
engelskunivers.dk	Punktum dk A/S (direct)
erdugymnasieklar.dk	Punktum dk A/S (direct)
erdutalblind.dk	Punktum dk A/S (direct)
eskolebog.dk	Punktum dk A/S (direct)
europas-historie.dk	Eurodns S.A
faerdighedsproeven.dk	Punktum dk A/S (direct)
familiefessor.dk	Punktum dk A/S (direct)
fesor.dk	Punktum dk A/S (direct)
fessor.dk	Punktum dk A/S (direct)
fessordm.dk	Punktum dk A/S (direct)
fessordyst.dk	Punktum dk A/S (direct)
fessordysten.dk	Punktum dk A/S (direct)
fessorinspiration.dk	Punktum dk A/S (direct)
fessorkurser.dk	Punktum dk A/S (direct)
fessorloebet.dk	Punktum dk A/S (direct)
fessorløbet.dk	Punktum dk A/S (direct)

Showing 100 of 319.

📋 WHOIS#

⏱️ Lookup Timing#

15ms

21ms

8ms

AAAA

8ms

TXT

48ms

CAA

7ms

HTTPS

58ms

TLSA

42ms

SOA

7ms

MTA-STS

9ms

DNSSEC

169ms

SRV

0ms

Total

2642ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 02:44:59	431ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-30 12:48:16	635ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-26 12:19:13	479ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-18 09:44:47	2419ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-15 23:20:26	1522ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-07 14:25:34 shown	2642ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-04 07:23:28	1280ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-30 00:25:00	888ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-14 19:57:25	9775ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-10 21:08:46	1355ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-02 11:59:02	921ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-27 07:14:11	1495ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 01:50:52	2413ms	2 NS 2 A 0 MX	🔓 Insecure