opgavebyggeren.dk

📜 Historical scan 2026-10-01 05:13:42  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

opgavebyggeren.dk is a .dk domain served by 4 nameservers (ns01.stil.dk, ns02.stil.dk, ns03.stil.dk and 1 more). It was registered on 26 September 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. The zone is DNSSEC-signed and validates, 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#

4 records   37ms

🌍 A Records#

🌍
No A records found

📧 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#

1 records   155ms
TXT Record
v=spf1 include:spf1.stil.dk ~all

✉️ SPF#

PolicyRecord (opgavebyggeren.dk)
~all (soft fail) v=spf1 include:spf1.stil.dk ~all

📨 DMARC#

PolicyRecord (_dmarc.opgavebyggeren.dk)
p=reject v=DMARC1; p=reject; sp=reject; rua=mailto:tcod1eh2@ag.eu.dmarcadvisor.com;

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

3 records   57ms

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-23 03:19:58
wwwNXDOMAIN
www vs bare domainNeither resolves
opgavebyggeren.dk: no address
www.opgavebyggeren.dk: no address
WildcardNo
Denial of existenceNSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔎 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#

133ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset

🏷️ SOA#

39ms
FieldValue
Serial2026100101
Primary NS (MNAME)ns01.stil.dk
Responsible (RNAME)netdrift@stil.dk
Refresh900s
Retry300s
Expire3600000s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-27 14:40:04
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2011-09-26
Expires2027-09-30 (337d)

🔗 Same registrant#

167 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
admsys.dkPunktum dk A/S (direct)
amu-administration.dkA/S SCANNET
amu.dkA/S SCANNET
amuk.dkA/S SCANNET
amukvalitet.dkA/S SCANNET
amuudbud.dkA/S SCANNET
arbejdsmarkedsuddannelse.dkA/S SCANNET
arbejdsmarkedsuddannelserne.dkPunktum dk A/S (direct)
auschwitz-dag.dkA/S SCANNET
auschwitzdag.dkA/S SCANNET
boernogundervisningsministeriet.dkA/S SCANNET
boerns-laering.dkA/S SCANNET
brugforalleunge.dkA/S SCANNET
buvm.dkA/S SCANNET
børnogundervisningsministeriet.dkPunktum dk A/S (direct)
cdus.dkA/S SCANNET
dcum.dkA/S SCANNET
demokratiunderudvikling.dkA/S SCANNET
digitaliseringsdage.dkA/S SCANNET
dinkompetencemappe.dkPunktum dk A/S (direct)
duu.dkA/S SCANNET
e-vejledning.dkPunktum dk A/S (direct)
e-vejledningen.dkPunktum dk A/S (direct)
efteruddanelse.dkPunktum dk A/S (direct)
efteruddannelse.dkPunktum dk A/S (direct)
eksamensdatabase.dkPunktum dk A/S (direct)
eksamensdatabasen.dkPunktum dk A/S (direct)
elevdatabasen.dkPunktum dk A/S (direct)
elevfordeling.dkPunktum dk A/S (direct)
elevplan.dkPunktum dk A/S (direct)
elevstoette.dkPunktum dk A/S (direct)
elevstøtte.dkPunktum dk A/S (direct)
emu-respons.dkPunktum dk A/S (direct)
emu.dkPunktum dk A/S (direct)
emurespons.dkPunktum dk A/S (direct)
etwinning.dkPunktum dk A/S (direct)
eud-trivsel.dkPunktum dk A/S (direct)
euv25.dkPunktum dk A/S (direct)
eva.dkPunktum dk A/S (direct)
eval.dkPunktum dk A/S (direct)
evc.dkPunktum dk A/S (direct)
evejledning.dkPunktum dk A/S (direct)
evejledningen.dkPunktum dk A/S (direct)
fagplaner.dkPunktum dk A/S (direct)
fgu-trivsel.dkPunktum dk A/S (direct)
fgul.dkPunktum dk A/S (direct)
fnft.dkPunktum dk A/S (direct)
folkeskolensnationalefærdighedstest.dkPunktum dk A/S (direct)
folkeskolensnationaleovergangstest.dkPunktum dk A/S (direct)
fordelingssystem.dkPunktum dk A/S (direct)
gym-trivsel.dkPunktum dk A/S (direct)
gymfag.dkPunktum dk A/S (direct)
indberetningungedatabase.dkPunktum dk A/S (direct)
indberetningungedatabasen.dkPunktum dk A/S (direct)
integrationsplatformen.dkPunktum dk A/S (direct)
jobkompasset.dkPunktum dk A/S (direct)
jul-i-ministeriet.dkPunktum dk A/S (direct)
juliministeriet.dkPunktum dk A/S (direct)
karakterdatabasen.dkPunktum dk A/S (direct)
kravdatabasen.dkPunktum dk A/S (direct)
kursuskvalitet.dkPunktum dk A/S (direct)
kuuportalen.dkPunktum dk A/S (direct)
kvalitetsmaaling.dkPunktum dk A/S (direct)
laereplads.dkPunktum dk A/S (direct)
laerepladsen.dkPunktum dk A/S (direct)
laerested.dkPunktum dk A/S (direct)
laerestedet.dkPunktum dk A/S (direct)
laes1.dkPunktum dk A/S (direct)
lynprojekt.dkPunktum dk A/S (direct)
lynpulje.dkPunktum dk A/S (direct)
læreplads.dkPunktum dk A/S (direct)
lærepladsen.dkPunktum dk A/S (direct)
lærested.dkPunktum dk A/S (direct)
lærestedet.dkPunktum dk A/S (direct)
materialeplatform.dkPunktum dk A/S (direct)
materialeplatformen.dkPunktum dk A/S (direct)
meritbilag.dkPunktum dk A/S (direct)
minkompetencemappe.dkPunktum dk A/S (direct)
mituni-login.dkPunktum dk A/S (direct)
mitunilogin.dkPunktum dk A/S (direct)
nationalefærdighedstest.dkPunktum dk A/S (direct)
nationaletest.dkPunktum dk A/S (direct)
nationaltrivsel.dkPunktum dk A/S (direct)
nb-ecec.dkPunktum dk A/S (direct)
netproeve.dkPunktum dk A/S (direct)
netproever.dkPunktum dk A/S (direct)
netprove.dkPunktum dk A/S (direct)
netprover.dkPunktum dk A/S (direct)
netprøver.dkPunktum dk A/S (direct)
opgavebygger.dkPunktum dk A/S (direct)
optagels.dkPunktum dk A/S (direct)
optagelse.dkPunktum dk A/S (direct)
optaglse.dkPunktum dk A/S (direct)
ordblindenetvaerket.dkPunktum dk A/S (direct)
ordblindetest.dkPunktum dk A/S (direct)
ordblindhed.dkPunktum dk A/S (direct)
overgangstest.dkPunktum dk A/S (direct)
pf-c.dkPunktum dk A/S (direct)
praktikpladsen.dkPunktum dk A/S (direct)
proeve.dkPunktum dk A/S (direct)

Showing 100 of 167.

📋 WHOIS#

⏱️ Lookup Timing#

NS
37ms
A
39ms
MX
41ms
AAAA
32ms
TXT
155ms
CAA
57ms
HTTPS
45ms
TLSA
21ms
SOA
39ms
MTA-STS
61ms
DNSSEC
133ms
SRV
66ms
Total
607ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-23 03:19:57 1109ms 4 NS 0 A 0 MX 🔒 Secure
2026-10-16 02:07:34 483ms 4 NS 0 A 0 MX 🔒 Secure
2026-10-09 11:32:45 546ms 4 NS 0 A 0 MX 🔒 Secure
2026-10-08 10:08:44 528ms 4 NS 0 A 0 MX 🔒 Secure
2026-10-01 05:13:42 shown 607ms 4 NS 0 A 0 MX 🔒 Secure
2026-09-26 03:56:17 410ms 4 NS 0 A 0 MX 🔒 Secure
2026-09-25 01:40:34 489ms 4 NS 0 A 0 MX 🔒 Secure
2026-09-21 13:55:11 493ms 4 NS 0 A 0 MX 🔒 Secure
2026-09-13 14:52:38 519ms 4 NS 0 A 0 MX 🔒 Secure
2026-09-05 19:49:22 405ms 4 NS 0 A 0 MX 🔒 Secure
2026-08-27 22:56:09 403ms 4 NS 0 A 0 MX 🔒 Secure
2026-08-25 13:47:52 6074ms 4 NS 0 A 0 MX 🔒 Secure
2026-08-21 10:48:24 4265ms 4 NS 0 A 0 MX 🔒 Secure
2026-08-20 09:53:00 1696ms 4 NS 0 A 0 MX 🔒 Secure
2026-08-13 14:54:57 711ms 4 NS 0 A 0 MX 🔒 Secure
2026-08-10 19:59:17 16679ms 4 NS 0 A 0 MX 🔒 Secure
2026-08-08 02:39:10 722ms 4 NS 0 A 0 MX 🔒 Secure
2026-07-30 13:30:44 2160ms 4 NS 0 A 0 MX 🔒 Secure
2026-07-23 04:13:18 773ms 4 NS 0 A 0 MX 🔒 Secure
2026-07-18 02:47:26 718ms 4 NS 0 A 0 MX 🔒 Secure
2026-07-11 12:51:10 775ms 4 NS 0 A 0 MX 🔒 Secure
2026-07-03 14:22:49 3632ms 4 NS 0 A 0 MX 🔒 Secure
2026-06-29 14:50:06 705ms 4 NS 0 A 0 MX 🔒 Secure
2026-06-20 20:50:28 4457ms 4 NS 0 A 0 MX 🔒 Secure
2026-06-17 19:19:36 4540ms 4 NS 0 A 0 MX 🔒 Secure
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