123matematik.dk

📜 Historical scan 2026-09-30 09:07:57  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

123matematik.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 30 May 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.109.8 is hosted by team.blue Denmark A/S (AS48854) in Denmark. The zone is DNSSEC-signed and validates, has no 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#

3 records   29ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com 2a02:2339:1:15c::4562:4562
91.197.248.78		 ns1.simply.com
ns1.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.simply.com 185.25.141.15
2a02:2339:4006:101::4562:4562		 ns2.simply.com
ns2.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns3.simply.com 91.197.248.79 ns3.simply.com AS48854 team.blue Denmark A/S

🌍 A Records#

1 records   36ms
IPTTLPTRASNISP / OrgCIDRCountryCity
94.231.109.8 3600s nt5.unoeuro.com AS48854 team.blue Denmark A/S 94.231.96.0/20 🇩🇰 Denmark —

📧 MX Records#

📧
No MX records found

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover94.231.109.8
🔶 Autoconfig94.231.109.8

🔷 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#

latest probe, not this scan · checked 2026-10-24 17:34:00
www94.231.109.8 (AS48854) (address records, no CNAME)
www vs bare domainSame network
123matematik.dk: 94.231.109.8 (AS48854)
www.123matematik.dk: 94.231.109.8 (AS48854)
WildcardYes: any name under the zone resolves
Denial of existenceNSEC zone can be walked (all names enumerable)
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

53ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2020072990
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-23 17:32:06
FieldValue
RegistrarSimply.com A/S
Registered2011-05-30
Expires2027-05-31 (218d)

🔗 Same registrant#

72 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
123dansk.dkPunktum dk A/S (direct)
123mat.dkSimply.com A/S
123tysk.dkSimply.com A/S
9eren.dkPunktum dk A/S (direct)
abcdansk.dkPunktum dk A/S (direct)
abcskole.dkPunktum dk A/S (direct)
aktivmat.dkPunktum dk A/S (direct)
aktivundervisning.dkPunktum dk A/S (direct)
app-allies.dkGIGAHOST ApS
appallies.dkGIGAHOST ApS
appsiundervisningen.dkPunktum dk A/S (direct)
begynderlæsning.dkPunktum dk A/S (direct)
begyndertysk.dkPunktum dk A/S (direct)
dendigitalefolkeskole.dkPunktum dk A/S (direct)
dendigitaleskole.dkPunktum dk A/S (direct)
deninkluderendeskole.dkPunktum dk A/S (direct)
denrummeligeskole.dkGIGAHOST ApS
descriptio.dkSimply.com A/S
descripto.dkSimply.com A/S
digibar.dkPunktum dk A/S (direct)
e-laering.dkGIGAHOST ApS
educreate.dkPunktum dk A/S (direct)
educreation.dkPunktum dk A/S (direct)
eimv.dknordicway ApS
fiechristensen.dkPunktum dk A/S (direct)
geogebrakursus.dknordicway ApS
geogebralabs.dkPunktum dk A/S (direct)
geogebraopgaver.dkPunktum dk A/S (direct)
ggbkursus.dknordicway ApS
ggbopgaver.dkPunktum dk A/S (direct)
glutenfrifar.dkPunktum dk A/S (direct)
glutenfrifie.dkPunktum dk A/S (direct)
hjaelpemidlerimatematik.dknordicway ApS
hjaelpemidlertilmatematik.dknordicway ApS
hjælpemidlerimatematik.dknordicway ApS
hjælpemidlertilmatematik.dknordicway ApS
i-undervisning.dkPunktum dk A/S (direct)
iaundervisning.dkPunktum dk A/S (direct)
it-lærernetværket.dkPunktum dk A/S (direct)
iundervisning.dkPunktum dk A/S (direct)
iundervisningen.dkPunktum dk A/S (direct)
iuv.dkPunktum dk A/S (direct)
japelt.dkPunktum dk A/S (direct)
kodningiskolen.dkPunktum dk A/S (direct)
laeratkode.dkPunktum dk A/S (direct)
læratkode.dkPunktum dk A/S (direct)
lærernetværket.dkPunktum dk A/S (direct)
lærervejen.dkPunktum dk A/S (direct)
læringsvejen.dkPunktum dk A/S (direct)
læsdansk.dkPunktum dk A/S (direct)
matematikmedhjaelpemidler.dknordicway ApS
materialesamlingen.dkGIGAHOST ApS
matopg.dkPunktum dk A/S (direct)
minecraftiskolen.dkPunktum dk A/S (direct)
modelbyggeren.dkPunktum dk A/S (direct)
playfulllearning.dkGIGAHOST ApS
programmeringiskolen.dkPunktum dk A/S (direct)
shortlink.dkPunktum dk A/S (direct)
snurl.dkGIGAHOST ApS
sproghylden.dkPunktum dk A/S (direct)
sproglærernesdag.dkPunktum dk A/S (direct)
supercas.dkPunktum dk A/S (direct)
takkehilsen.dknordicway ApS
tekstertil.dknordicway ApS
tgch.dkPunktum dk A/S (direct)
tidligalgebra.dknordicway ApS
tidligsprogstart.dknordicway ApS
til-tasterne.dkPunktum dk A/S (direct)
trekantsberegner.dkGIGAHOST ApS
tyskskolen.dkPunktum dk A/S (direct)
viskabermening.dknordicway ApS
web2res.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
29ms
A
36ms
MX
46ms
AAAA
36ms
TXT
191ms
CAA
29ms
HTTPS
35ms
TLSA
51ms
SOA
0ms
MTA-STS
42ms
DNSSEC
53ms
SRV
47ms
Total
387ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-24 17:34:00 438ms 3 NS 1 A 0 MX 🔒 Secure
2026-09-30 21:07:32 394ms 3 NS 1 A 0 MX 🔒 Secure
2026-09-30 09:07:57 shown 387ms 3 NS 1 A 0 MX 🔒 Secure
2026-09-24 05:46:18 388ms 3 NS 1 A 0 MX 🔒 Secure
2026-06-20 00:51:02 539ms 3 NS 1 A 0 MX 🔒 Secure
2026-06-16 12:43:28 488ms 3 NS 1 A 0 MX 🔒 Secure
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