businessschool.dk

📜 Historical scan 2026-06-21 00:41:51  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

businessschool.dk is a .dk domain served by 2 nameservers (ns1.cbs.dk, ns2.cbs.dk). It was registered on 23 April 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 130.226.47.135 is hosted by IDDQD-AS (AS1835) 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#

2 records   72ms
NameserverIP addressesPTRASN / ISP
ns1.cbs.dk 130.226.47.250 ns1.cbs.dk AS1835 FSKNET-DK Forskningsnettet - Danish network for Research and Education
ns2.cbs.dk 130.226.47.251 ns2.cbs.dk AS1835 FSKNET-DK Forskningsnettet - Danish network for Research and Education

🌍 A Records#

1 records   93ms
IPTTLPTRASNISP / OrgCIDRCountryCity
130.226.47.135 86400s ilex.cbs.dk AS1835 IDDQD-AS 130.226.0.0/16 🇩🇰 Denmark Frederiksberg

📧 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   285ms
TXT Record
v=spf1 -all

✉️ SPF#

PolicyRecord (businessschool.dk)
-all (hard fail) v=spf1 -all

📨 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 09:44:53
www CNAMEwww.cbs.dk (all on cbs.dk)
www vs bare domainSame network
businessschool.dk: 130.226.47.135 (AS1835)
www.businessschool.dk: 130.226.47.57 (AS1835)
WildcardNo
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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

351ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2017113091
Primary NS (MNAME)ns1.cbs.dk
Responsible (RNAME)dns@cbs.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-18 09:57:40
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2003-04-23
Expires2027-04-30 (188d)

🔗 Same registrant#

138 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
afsaetningsoekonomi.dkPunktum dk A/S (direct)
afsætningsøkonomi.dkPunktum dk A/S (direct)
beaconproject.dkPunktum dk A/S (direct)
bsc.dkPunktum dk A/S (direct)
cams-copenhagen.dkPunktum dk A/S (direct)
cand-ling-merc-comm.dkPunktum dk A/S (direct)
cand-merc-aud.dkPunktum dk A/S (direct)
cand-merc-dat.dkPunktum dk A/S (direct)
cand-merc-int.dkPunktum dk A/S (direct)
cand-merc-jur.dkPunktum dk A/S (direct)
cand-merc-mat.dkPunktum dk A/S (direct)
cand-merc.dkPunktum dk A/S (direct)
careerfair.dkPunktum dk A/S (direct)
cbadanmark.dkPunktum dk A/S (direct)
cbaexecutive.dkPunktum dk A/S (direct)
cbs-cce.dkPunktum dk A/S (direct)
cbs-cell.dkPunktum dk A/S (direct)
cbs-ebrochures.dkPunktum dk A/S (direct)
cbs-open.dkPunktum dk A/S (direct)
cbs.dkPunktum dk A/S (direct)
cbscell.dkPunktum dk A/S (direct)
cbsexecutivemba.dkPunktum dk A/S (direct)
cbsprofiles.dkPunktum dk A/S (direct)
cbsservice.dkPunktum dk A/S (direct)
cbswire.dkPunktum dk A/S (direct)
cebr.dkPunktum dk A/S (direct)
cems.dkPunktum dk A/S (direct)
cid.dkPunktum dk A/S (direct)
cinemaproject.dkPunktum dk A/S (direct)
cmba.dkPunktum dk A/S (direct)
cmdc.dkPunktum dk A/S (direct)
cmpa.dkPunktum dk A/S (direct)
copenhagenmba.dkPunktum dk A/S (direct)
cphbizrev.dkPunktum dk A/S (direct)
cphbr.dkPunktum dk A/S (direct)
cphbusinessreview.dkPunktum dk A/S (direct)
cvl.dkPunktum dk A/S (direct)
cybercampus.dkPunktum dk A/S (direct)
dandeb.dkPunktum dk A/S (direct)
dantermbank.dkPunktum dk A/S (direct)
dantermbrugergruppen.dkPunktum dk A/S (direct)
dcgn.dkPunktum dk A/S (direct)
dimittend.dkPunktum dk A/S (direct)
doek.dkPunktum dk A/S (direct)
druid.dkPunktum dk A/S (direct)
dsff-lsp.dkPunktum dk A/S (direct)
duced-iua.dkPunktum dk A/S (direct)
døk.dkPunktum dk A/S (direct)
e-campus.dkPunktum dk A/S (direct)
e-cbs.dkPunktum dk A/S (direct)
ebuss.dkPunktum dk A/S (direct)
ecourses.dkPunktum dk A/S (direct)
ed1.dkPunktum dk A/S (direct)
ejerlederen.dkPunktum dk A/S (direct)
ejerstrategi-kortet.dkPunktum dk A/S (direct)
ejerstrategikortet.dkPunktum dk A/S (direct)
emba.dkPunktum dk A/S (direct)
empa.dkPunktum dk A/S (direct)
epru.dkPunktum dk A/S (direct)
erhversøkonomi.dkPunktum dk A/S (direct)
erhvervslitteratur.dkPunktum dk A/S (direct)
europeanmba.dkPunktum dk A/S (direct)
exchtest.dkPunktum dk A/S (direct)
executivecba.dkPunktum dk A/S (direct)
executivelearning.dkPunktum dk A/S (direct)
fairspeak.dkPunktum dk A/S (direct)
flexiblemba.dkPunktum dk A/S (direct)
floek.dkPunktum dk A/S (direct)
fløk.dkPunktum dk A/S (direct)
foundertoleader.dkPunktum dk A/S (direct)
fric.dkPunktum dk A/S (direct)
ftmba.dkPunktum dk A/S (direct)
g-cbs.dkPunktum dk A/S (direct)
g-vej.dkPunktum dk A/S (direct)
greencampus.dkPunktum dk A/S (direct)
ha-dat.dkPunktum dk A/S (direct)
ha-fil.dkPunktum dk A/S (direct)
ha-ib.dkPunktum dk A/S (direct)
ha-jur.dkPunktum dk A/S (direct)
ha-mat.dkPunktum dk A/S (direct)
ha.dkPunktum dk A/S (direct)
handelshoejskolen.dkPunktum dk A/S (direct)
handelshojskolen.dkPunktum dk A/S (direct)
handelshøjskolen-i-københavn.dkPunktum dk A/S (direct)
handelshøjskolensefteruddannelsescenter.dkPunktum dk A/S (direct)
hd-fr.dkPunktum dk A/S (direct)
hd-rkam.dkPunktum dk A/S (direct)
hd-studier.dkPunktum dk A/S (direct)
hd1.dkPunktum dk A/S (direct)
hd2.dkPunktum dk A/S (direct)
hheprofiles.dkPunktum dk A/S (direct)
hhk.dkPunktum dk A/S (direct)
hhkf.dkPunktum dk A/S (direct)
japoek.dkPunktum dk A/S (direct)
japøk.dkPunktum dk A/S (direct)
joek.dkPunktum dk A/S (direct)
jøk.dkPunktum dk A/S (direct)
k-creation.dkPunktum dk A/S (direct)
knowledge-creation.dkPunktum dk A/S (direct)
l-o-d.dkPunktum dk A/S (direct)

Showing 100 of 138.

📋 WHOIS#

⏱️ Lookup Timing#

NS
72ms
A
93ms
MX
83ms
AAAA
83ms
TXT
285ms
CAA
72ms
HTTPS
82ms
TLSA
159ms
SOA
0ms
MTA-STS
103ms
DNSSEC
351ms
SRV
128ms
Total
884ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-18 09:44:53 333ms 2 NS 1 A 0 MX 🔒 Secure
2026-10-16 08:13:20 315ms 2 NS 1 A 0 MX 🔒 Secure
2026-10-09 23:51:20 4156ms 2 NS 1 A 0 MX 🔒 Secure
2026-10-06 21:30:59 347ms 2 NS 1 A 0 MX 🔒 Secure
2026-09-30 19:34:13 505ms 2 NS 1 A 0 MX 🔒 Secure
2026-09-29 19:26:01 434ms 2 NS 1 A 0 MX 🔒 Secure
2026-09-27 17:02:21 444ms 2 NS 1 A 0 MX 🔒 Secure
2026-09-23 16:09:14 3212ms 2 NS 1 A 0 MX 🔒 Secure
2026-09-13 05:43:25 530ms 2 NS 1 A 0 MX 🔒 Secure
2026-09-11 17:44:11 449ms 2 NS 1 A 0 MX 🔒 Secure
2026-09-06 16:15:18 493ms 2 NS 1 A 0 MX 🔒 Secure
2026-08-25 09:57:27 8379ms 2 NS 1 A 0 MX 🔒 Secure
2026-08-22 05:19:58 7459ms 2 NS 1 A 0 MX 🔒 Secure
2026-08-16 02:31:35 614ms 2 NS 1 A 0 MX 🔒 Secure
2026-08-14 20:52:54 2424ms 2 NS 1 A 0 MX 🔒 Secure
2026-08-07 17:12:17 498ms 2 NS 1 A 0 MX 🔒 Secure
2026-07-31 14:47:31 938ms 2 NS 1 A 0 MX 🔒 Secure
2026-07-26 23:39:59 16504ms 2 NS 1 A 0 MX 🔒 Secure
2026-07-21 06:28:53 630ms 2 NS 1 A 0 MX 🔒 Secure
2026-07-18 23:05:23 8507ms 2 NS 1 A 0 MX 🔒 Secure
2026-07-15 19:45:02 8514ms 2 NS 1 A 0 MX 🔒 Secure
2026-07-08 20:04:46 861ms 2 NS 1 A 0 MX 🔒 Secure
2026-07-03 12:06:51 3272ms 2 NS 1 A 0 MX 🔒 Secure
2026-06-23 17:27:26 509ms 2 NS 1 A 0 MX 🔒 Secure
2026-06-21 00:41:51 shown 884ms 2 NS 1 A 0 MX 🔒 Secure
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