computerkursus.dk

📜 Historical scan 2026-09-14 18:42:20  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

computerkursus.dk is a .dk domain served by 2 nameservers (isla.ns.cloudflare.com, syeef.ns.cloudflare.com). It was registered on 9 September 2026 (WHOIS) and first appeared in the .dk zone on 10 September 2026. The zone is not DNSSEC-signed, 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#

2 records   53ms
NameserverIP addressesPTRASN / ISP
isla.ns.cloudflare.com 108.162.192.119
172.64.32.119
173.245.58.119
2606:4700:50::adf5:3a77
2803:f800:50::6ca2:c077
2a06:98c1:50::ac40:2077		 isla.ns.cloudflare.com
isla.ns.cloudflare.com
isla.ns.cloudflare.com
isla.ns.cloudflare.com
isla.ns.cloudflare.com
isla.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
syeef.ns.cloudflare.com 108.162.195.238
162.159.44.238
172.64.35.238
2606:4700:58::a29f:2cee
2803:f800:50::6ca2:c3ee
2a06:98c1:50::ac40:23ee		 syeef.ns.cloudflare.com
syeef.ns.cloudflare.com
syeef.ns.cloudflare.com
syeef.ns.cloudflare.com
syeef.ns.cloudflare.com
syeef.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

🌍 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#

📝
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 2026-10-18 14:57:51
www104.21.27.66 172.67.141.198 2606:4700:3032::6815:1b42 2606:4700:3032::ac43:8dc6 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.computerkursus.dk CM6hzMYFCqmkcXMGBYitjW9Mjf0it5ql0zVQbaEYDtA
TXT _acme-challenge.computerkursus.dk ILDYOkU9cf565Sgx_QFe-O2hm9Cnz_AzfKdYUeL6Y50

🔗 TLSA / DANE#

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

🔐 DNSSEC#

134ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset

🏷️ SOA#

0ms
FieldValue
Serial2414889047
Primary NS (MNAME)isla.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-12 06:56:31
FieldValue
RegistrarOpenprovider
Registered2026-09-09
Expires2027-09-08 (317d)

🔗 Same registrant#

731 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
10aarsdagen.dkOpenprovider
10millioner.dkOpenprovider
10vildeheste.dkOpenprovider
15aarefter.dkOpenprovider
1971frokost.dkOpenprovider
2006design.dkOpenprovider
2bb1.dkOpenprovider
2e-ejendomme.dkOpenprovider
2hb.dkOpenprovider
2kokke.dkOpenprovider
2pfashion.dkOpenprovider
3d-connection.dkOpenprovider
45820047.dkOpenprovider
4heast.dkOpenprovider
4mobil.dkOpenprovider
4sport.dkOpenprovider
50plus-kundby.dkOpenprovider
5skole.dkOpenprovider
6feetunder.dkOpenprovider
7mm.dkOpenprovider
a-asmussen.dkOpenprovider
a-vang.dkOpenprovider
a-web.dkOpenprovider
a1-festbilleder.dkOpenprovider
aaby-skytter.dkOpenprovider
aalborgbyen.dkOpenprovider
aamand-rengoering.dkOpenprovider
aarhus-tattoo-center.dkOpenprovider
aarhusdommerklub.dkOpenprovider
aarhusglobalmedia.dkOpenprovider
aarhuskonservative.dkOpenprovider
aaseogkurt.dkOpenprovider
aasessystue.dkOpenprovider
abcom.dkOpenprovider
about-time.dkOpenprovider
ac10ve.dkOpenprovider
activewomensclub.dkOpenprovider
actorsantiques.dkOpenprovider
addnet.dkOpenprovider
addvalueconsultancy.dkOpenprovider
admiralspub.dkOpenprovider
adopterhund.dkOpenprovider
adpartners.dkOpenprovider
adsmate.dkOpenprovider
advokatklostergade.dkOpenprovider
aertebjerg-rideklub.dkOpenprovider
aeselforeningen.dkOpenprovider
afiafilmfestival.dkOpenprovider
africanbeauty.dkOpenprovider
agatadamm.dkOpenprovider
agenda911.dkOpenprovider
agf-fans-mgomg.dkOpenprovider
ah-tuning.dkOpenprovider
ahlgrenandersen.dkOpenprovider
aircast.dkOpenprovider
airportaction.dkOpenprovider
akaciehuset.dkOpenprovider
akademisk-ridning.dkOpenprovider
akasseindeks.dkOpenprovider
akren.dkOpenprovider
aktie-links.dkOpenprovider
aktiong13.dkOpenprovider
aktivfoedsel.dkOpenprovider
akupunkturcenter.dkOpenprovider
al-haveentreprenoer.dkOpenprovider
al-ke.dkOpenprovider
alanyahobro.dkOpenprovider
albia.dkOpenprovider
alfeboern.dkOpenprovider
algaarden.dkOpenprovider
algizoft.dkOpenprovider
alibabas-helsingoer.dkOpenprovider
allcars.dkOpenprovider
alletidersulf.dkOpenprovider
almely.dkOpenprovider
aloy.dkOpenprovider
alphabeauty.dkOpenprovider
alsai.dkOpenprovider
alsdykkercenter.dkOpenprovider
altandrivhus.dkOpenprovider
alternativforum.dkOpenprovider
alterne.dkOpenprovider
altomchatgpt.dkOpenprovider
altomhjemmearbejde.dkOpenprovider
altomunschooling.dkOpenprovider
amagertv.dkOpenprovider
amasi.dkOpenprovider
amazing-marsvin.dkOpenprovider
ambrosiacatering.dkOpenprovider
ambulanceraad.dkOpenprovider
anbygaps.dkOpenprovider
anchalee.dkOpenprovider
ancistrus.dkOpenprovider
andersen-bygoganlaeg.dkOpenprovider
andersgmadsen.dkOpenprovider
andreaskeil.dkOpenprovider
aneforum.dkOpenprovider
aneshus.dkOpenprovider
anitasmad.dkOpenprovider
anjaefterviktor.dkOpenprovider

Showing 100 of 731.

📋 WHOIS#

⏱️ Lookup Timing#

NS
53ms
A
49ms
MX
39ms
AAAA
48ms
TXT
203ms
CAA
39ms
HTTPS
58ms
TLSA
39ms
SOA
0ms
MTA-STS
73ms
DNSSEC
134ms
SRV
71ms
Total
611ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-30 19:52:46 773ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-25 19:37:46 558ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-24 00:40:47 778ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-21 20:21:07 810ms 2 NS 0 A 0 MX 🔓 Insecure
2026-09-14 18:42:20 shown 611ms 2 NS 0 A 0 MX 🔓 Insecure
2026-09-10 08:47:16 1157ms 2 NS 0 A 0 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone