opgavehaefte.dk

Records from scan: 2026-10-24 06:54:40 · 24877ms total

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

opgavehaefte.dk is a .dk domain served by 2 nameservers (ns1.ordbogen.com, ns2.ordbogen.com). It was registered on 6 February 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.240.88.23 is hosted by Ordbogen A/S (AS198901) in Denmark. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 90ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.ordbogen.com	91.240.88.19	ns1.ordbogen.com	AS198901 Ordbogen A/S
ns2.ordbogen.com	91.240.88.20	ns2.ordbogen.com	AS198901 Ordbogen A/S

🌍 A Records#

1 records 102ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.240.88.23	600s	—	AS198901	Ordbogen A/S	91.240.88.0/24	🇩🇰 Denmark	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 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#

checked 2026-10-24 06:54:41

www	91.240.88.23 (AS198901) (address records, no CNAME)
www vs bare domain	Same network opgavehaefte.dk: 91.240.88.23 (AS198901) www.opgavehaefte.dk: 91.240.88.23 (AS198901)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

202ms

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

🏷️ SOA#

73ms

Field	Value
Serial	1792744066
Primary NS (MNAME)	ns1.ordbogen.com
Responsible (RNAME)	hostmaster@opgavehaefte.dk
Refresh	16384s
Retry	2048s
Expire	1048576s
Minimum (neg-cache TTL)	2560s

📋 Registration#

WHOIS fetched 2026-10-24 07:08:44

Field	Value
Registrar	Key-Systems GmbH
Registered	2025-02-06
Expires	2030-02-05 (1199d)

🔗 Same registrant#

87 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
abcchat.dk	Key-Systems GmbH
abchat.dk	Key-Systems GmbH
abcordbogen.dk	Punktum dk A/S (direct)
agile-tools.dk	Key-Systems GmbH
begrebsordbog.dk	Punktum dk A/S (direct)
billedordbog.dk	Punktum dk A/S (direct)
børneordbogen.dk	Punktum dk A/S (direct)
chat.dk	Punktum dk A/S (direct)
dansksvenskordbog.dk	Punktum dk A/S (direct)
educas.dk	Punktum dk A/S (direct)
educhat.dk	Key-Systems GmbH
edukas.dk	Punktum dk A/S (direct)
edutip.dk	Key-Systems GmbH
encyklopædien.dk	Punktum dk A/S (direct)
etsprogsordbog.dk	Punktum dk A/S (direct)
fagordbog.dk	Punktum dk A/S (direct)
forældrechat.dk	Punktum dk A/S (direct)
forældrechatten.dk	Punktum dk A/S (direct)
franskordbog.dk	Punktum dk A/S (direct)
gramatip.dk	Punktum dk A/S (direct)
grammatip.dk	Punktum dk A/S (direct)
grammatiphome.dk	Punktum dk A/S (direct)
homegramar.dk	Key-Systems GmbH
idiomordbog.dk	Punktum dk A/S (direct)
internetordbog.dk	Punktum dk A/S (direct)
italienskordbog.dk	Punktum dk A/S (direct)
just-translate.dk	Punktum dk A/S (direct)
justtranslate.dk	Punktum dk A/S (direct)
kollokationordbog.dk	Punktum dk A/S (direct)
latinordbog.dk	Punktum dk A/S (direct)
leksikografi.dk	Punktum dk A/S (direct)
lektiechat.dk	Punktum dk A/S (direct)
lektiechatten.dk	Punktum dk A/S (direct)
lemmaordbog.dk	Punktum dk A/S (direct)
lexisbook.dk	Punktum dk A/S (direct)
livetrans.dk	Punktum dk A/S (direct)
lærerchat.dk	Punktum dk A/S (direct)
lærerchatten.dk	Punktum dk A/S (direct)
lørnerordbog.dk	Punktum dk A/S (direct)
matematip.dk	Punktum dk A/S (direct)
musikordbog.dk	Punktum dk A/S (direct)
news-skole.dk	Punktum dk A/S (direct)
newsskole.dk	Punktum dk A/S (direct)
offline-ordbog.dk	Punktum dk A/S (direct)
offlineordbog.dk	Punktum dk A/S (direct)
online-ordbog.dk	Punktum dk A/S (direct)
opgavehaefter.dk	Key-Systems GmbH
opgavehæfte.dk	Key-Systems GmbH
opgavehæfter.dk	Key-Systems GmbH
ord.dk	Punktum dk A/S (direct)
ordbgen.dk	Punktum dk A/S (direct)
ordbogen.dk	Punktum dk A/S (direct)
ordbogenaps.dk	Punktum dk A/S (direct)
ordbogenas.dk	Punktum dk A/S (direct)
ordbogenlan.dk	Key-Systems GmbH
ordbogne.dk	Punktum dk A/S (direct)
ordbok.dk	Punktum dk A/S (direct)
ordboken.dk	Punktum dk A/S (direct)
ordsom.dk	Punktum dk A/S (direct)
ordsome.dk	Punktum dk A/S (direct)
papirordbog.dk	Punktum dk A/S (direct)
piir.dk	Key-Systems GmbH
produktionsordbog.dk	Punktum dk A/S (direct)
radiærordbog.dk	Punktum dk A/S (direct)
rdbogen.dk	Punktum dk A/S (direct)
receptionsordbog.dk	Punktum dk A/S (direct)
retrogradordbog.dk	Punktum dk A/S (direct)
revisorordbog.dk	Punktum dk A/S (direct)
revisorordbogen.dk	Punktum dk A/S (direct)
spanskordbog.dk	Punktum dk A/S (direct)
stav2.dk	Punktum dk A/S (direct)
svenskdanskordbog.dk	Punktum dk A/S (direct)
svenskordbog.dk	Punktum dk A/S (direct)
technology-denmark.dk	Punktum dk A/S (direct)
tekstretter.dk	Punktum dk A/S (direct)
translive.dk	Punktum dk A/S (direct)
tyskordbog.dk	Punktum dk A/S (direct)
videolektor.dk	Punktum dk A/S (direct)
vikartimen.dk	Punktum dk A/S (direct)
viktorogvennerne.dk	Punktum dk A/S (direct)
webordbok.dk	Punktum dk A/S (direct)
webordboken.dk	Punktum dk A/S (direct)
worditapp.dk	Punktum dk A/S (direct)
writeassistance.dk	Punktum dk A/S (direct)
writeassistant.dk	Punktum dk A/S (direct)
økonomiordbog.dk	Punktum dk A/S (direct)
økonomiordbogen.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

90ms

102ms

79ms

AAAA

77ms

TXT

24270ms

CAA

76ms

HTTPS

83ms

TLSA

166ms

SOA

73ms

MTA-STS

139ms

DNSSEC

202ms

SRV

124ms

Total

24877ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-24 06:54:40 shown	24877ms	2 NS 1 A 0 MX	🔓 Insecure
2026-10-16 10:48:12	25042ms	2 NS 1 A 0 MX	🔓 Insecure
2026-09-30 20:42:38	8519ms	2 NS 1 A 0 MX	🔓 Insecure
2026-09-30 08:16:57	24494ms	2 NS 1 A 0 MX	🔓 Insecure
2026-09-17 22:15:11	24714ms	2 NS 1 A 0 MX	🔓 Insecure
2026-09-15 17:46:00	24594ms	2 NS 1 A 0 MX	🔓 Insecure
2026-09-12 13:17:07	9088ms	2 NS 1 A 0 MX	🔓 Insecure
2026-08-27 09:21:16	8570ms	2 NS 1 A 0 MX	🔓 Insecure
2026-08-19 19:42:07	4942ms	2 NS 1 A 0 MX	🔓 Insecure
2026-08-18 19:36:37	16661ms	2 NS 1 A 0 MX	🔓 Insecure
2026-08-12 21:15:11	9667ms	2 NS 1 A 0 MX	🔓 Insecure
2026-08-05 22:02:02	8892ms	2 NS 1 A 0 MX	🔓 Insecure
2026-07-29 13:26:40	8446ms	2 NS 1 A 0 MX	🔓 Insecure
2026-07-24 12:07:27	3748ms	2 NS 1 A 0 MX	🔓 Insecure
2026-07-22 06:57:45	8457ms	2 NS 1 A 0 MX	🔓 Insecure
2026-06-26 20:55:29	8477ms	2 NS 1 A 0 MX	🔓 Insecure
2026-06-25 09:59:22	10663ms	2 NS 1 A 0 MX	🔓 Insecure
2026-06-22 20:45:48	8938ms	2 NS 1 A 0 MX	🔓 Insecure
2026-06-22 15:10:18	948ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-22 14:57:08	8996ms	2 NS 1 A 0 MX	🔓 Insecure
2026-06-22 05:16:29	1180ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-19 07:09:44	8560ms	2 NS 1 A 0 MX	🔓 Insecure
2026-06-17 20:02:07	4548ms	2 NS 1 A 0 MX	🔓 Insecure