learnonline.dk

📜 Historical scan 2026-09-24 22:32:58  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

learnonline.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 1 April 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.22.74.133 is hosted by Sinal A/S (AS39642) in Denmark. Mail is handled by .. 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#

2 records   34ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S

🌍 A Records#

1 records   39ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.22.74.133 43200s — AS39642 Sinal A/S 185.22.72.0/22 🇩🇰 Denmark Viborg

📧 MX Records#

1 records   40ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   128ms
TXT Record
v=spf1 -all

✉️ SPF#

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

📨 DMARC#

PolicyRecord (_dmarc.learnonline.dk)
p=reject v=DMARC1; p=reject

📬 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 2026-10-09 09:30:15
www185.22.74.133 (AS39642) (address records, no CNAME)
www vs bare domainSame network
learnonline.dk: 185.22.74.133 (AS39642)
www.learnonline.dk: 185.22.74.133 (AS39642)
WildcardNo
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 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#

121ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2026092401
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-18 16:25:54
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2020-04-01
Expires2028-04-30 (559d)

🔗 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
amu-midtjylland.dkPunktum dk A/S (direct)
amu-midtvest.dkPunktum dk A/S (direct)
amu7800.dkPunktum dk A/S (direct)
amu8850.dkPunktum dk A/S (direct)
amumidtvest.dkPunktum dk A/S (direct)
artes20.dkPunktum dk A/S (direct)
autoteknolog.dkPunktum dk A/S (direct)
byggeoganlag.dkPunktum dk A/S (direct)
byggetec.dkPunktum dk A/S (direct)
bygningsogbrugerservice.dkPunktum dk A/S (direct)
centerfororganisationsudvikling.dkPunktum dk A/S (direct)
certifikat-til-fremtiden.dkPunktum dk A/S (direct)
cfkweb.dkPunktum dk A/S (direct)
cfou.dkPunktum dk A/S (direct)
coe-vest.dkPunktum dk A/S (direct)
coe-west.dkPunktum dk A/S (direct)
dmskills.dkSimply.com A/S
eaviborg.dkPunktum dk A/S (direct)
elektronikkurser.dkPunktum dk A/S (direct)
erhvervsakademi-viborg.dkPunktum dk A/S (direct)
eucmidt-koncepter.dkPunktum dk A/S (direct)
eudhtx.dkPunktum dk A/S (direct)
eux-uddannelser.dkPunktum dk A/S (direct)
excellence-west.dkPunktum dk A/S (direct)
excellencecenter.dkPunktum dk A/S (direct)
gulvskolen.dkPunktum dk A/S (direct)
handelsskolenviborg.dkPunktum dk A/S (direct)
hhxvejleder.dkPunktum dk A/S (direct)
hotel-og-restaurantskolen.dkPunktum dk A/S (direct)
hotlab.dkPunktum dk A/S (direct)
hotspace.dkPunktum dk A/S (direct)
houseoftechnology.dkPunktum dk A/S (direct)
htx-hhx.dkPunktum dk A/S (direct)
htxplushhx.dkPunktum dk A/S (direct)
iktiamu.dkPunktum dk A/S (direct)
innovationcamp2012.dkPunktum dk A/S (direct)
innovationcamp2016.dkPunktum dk A/S (direct)
innovationcamp2018.dkPunktum dk A/S (direct)
itdiplomuddannelsen.dkPunktum dk A/S (direct)
karierecentermidt.dkPunktum dk A/S (direct)
kcmidt.dkPunktum dk A/S (direct)
kompetencecentermidt.dkPunktum dk A/S (direct)
learnspace.dkPunktum dk A/S (direct)
lederlab.dkSimply.com A/S
lydunivers.dkPunktum dk A/S (direct)
medieunivers.dkPunktum dk A/S (direct)
mercancast.dkPunktum dk A/S (direct)
mercantek.dkPunktum dk A/S (direct)
merkandtek.dkPunktum dk A/S (direct)
midtbyensgymnasiumviborg.dkPunktum dk A/S (direct)
midtbygymnasiet.dkPunktum dk A/S (direct)
midtbygymnasium.dkPunktum dk A/S (direct)
mlforum.dkPunktum dk A/S (direct)
myeduspace.dkPunktum dk A/S (direct)
netvaerksteknolog.dkPunktum dk A/S (direct)
netværksteknolog.dkPunktum dk A/S (direct)
pcvi.dkSimply.com A/S
smart-education.dkSimply.com A/S
stem-skills.dkPunktum dk A/S (direct)
strom-styring-og-it.dkPunktum dk A/S (direct)
transport-skive-viborg.dkSimply.com A/S
uc-midt.dkPunktum dk A/S (direct)
ucmidt.dkPunktum dk A/S (direct)
ulfborgkjaergaard.dkPunktum dk A/S (direct)
veu-midt-øst.dkPunktum dk A/S (direct)
veu-midt.dkPunktum dk A/S (direct)
veu-midtost.dkPunktum dk A/S (direct)
veumidtoest.dkPunktum dk A/S (direct)
virtueltvidencenter.dkPunktum dk A/S (direct)
wp-hsv.dkSimply.com A/S
xx-it.dkPunktum dk A/S (direct)
xxit.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
34ms
A
39ms
MX
40ms
AAAA
45ms
TXT
128ms
CAA
42ms
HTTPS
33ms
TLSA
106ms
SOA
0ms
MTA-STS
50ms
DNSSEC
121ms
SRV
52ms
Total
542ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-09 09:30:15 1443ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-25 02:52:03 4409ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-24 22:32:58 shown 542ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-23 22:21:11 564ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-27 21:30:28 912ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-26 20:47:59 471ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-18 14:55:51 4769ms 2 NS 1 A 1 MX 🔒 Secure
2026-07-26 04:47:19 2573ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-26 15:12:47 469ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-17 11:56:33 544ms 2 NS 1 A 0 MX 🔒 Secure
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