mejlbyefterskole.dk

📜 Historical scan 2026-06-17 14:06:34  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mejlbyefterskole.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 20 June 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 3.125.228.140 is hosted by Amazon.com, Inc. (AS16509) in Germany. Mail is handled by mejlbyefterskole-dk.mail.protection.outlook.com. 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#

4 records   120ms
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
ns4.simply.com 91.197.248.80 ns4.simply.com AS48854 team.blue Denmark A/S

🌍 A Records#

1 records   136ms
IPTTLPTRASNISP / OrgCIDRCountryCity
3.125.228.140 — ec2-3-125-228-140.eu-central-1.compute.amazonaws.com AS16509 Amazon.com, Inc. 3.96.0.0/11 🇩🇪 Germany Frankfurt am Main

📧 MX Records#

1 records   144ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mejlbyefterskole-dk.mail.protection.outlook.com 2a01:111:f403:ca04::2
2a01:111:f403:ca09::1
2a01:111:f403:ca09::2
2a01:111:f403:ca09::e
52.101.68.3
52.101.73.153
52.101.73.26
52.101.73.30		 mail-du2pr03cu00102.inbound.protection.outlook.com
mail-as9pr07cu00301.inbound.protection.outlook.com
mail-am0pr83cu00402.inbound.protection.outlook.com
mail-am7pr05cu00206.inbound.protection.outlook.com
mail-db7pr03cu00403.inbound.protection.outlook.com
mail-as8pr05cu00401.inbound.protection.outlook.com
mail-as9pr05cu01302.inbound.protection.outlook.com
mail-am7pr05cu00306.inbound.protection.outlook.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

4 records   250ms
TXT Record
apple-domain-verification=w9pk3N7DYfSxg45Q
MS=ms19154298
MS=ms64906441
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

PolicyRecord (mejlbyefterskole.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com -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 2026-10-23 20:29:54
www3.125.228.140 (AS16509) (address records, no CNAME)
www vs bare domainSame network
mejlbyefterskole.dk: 3.125.228.140 (AS16509)
www.mejlbyefterskole.dk: 3.125.228.140 (AS16509)
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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

331ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

138ms
FieldValue
Serial2022081000
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-12 17:39:48
FieldValue
RegistrarSimply.com A/S
Registered2001-06-20
Expires2027-06-30 (246d)

🔗 Same registrant#

120 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
aabenthus-aau-cph.dkSimply.com A/S
aldi-elev.dkPunktum dk A/S (direct)
allhandsondeck.dkSimply.com A/S
amager-epx.dkPunktum dk A/S (direct)
arkil-brolægger.dkSimply.com A/S
arkil-struktør.dkSimply.com A/S
badminton-efterskole.dkSimply.com A/S
banensbedste.dkSimply.com A/S
basket-efterskole.dkSimply.com A/S
bilkaranders.dkSimply.com A/S
blivautolakerer.dkSimply.com A/S
blivblogger.dkPunktum dk A/S (direct)
blivlandmandinord.dkSimply.com A/S
bogehojsommercamp.dkSimply.com A/S
brejningefterskole.dkSimply.com A/S
bws-elev.dkSimply.com A/S
c-y1.dkPunktum dk A/S (direct)
c-y10.dkPunktum dk A/S (direct)
c-y11.dkPunktum dk A/S (direct)
c-y12.dkPunktum dk A/S (direct)
c-y2.dkPunktum dk A/S (direct)
c-y4.dkPunktum dk A/S (direct)
c-y5.dkPunktum dk A/S (direct)
c-y7.dkPunktum dk A/S (direct)
cand.dkSimply.com A/S
candidates.dkSimply.com A/S
careerportal.dkPunktum dk A/S (direct)
college360-aabent-hus-24-7.dkSimply.com A/S
conceptyoung.dkPunktum dk A/S (direct)
connectme-viborg.dkSimply.com A/S
cphskills.dkSimply.com A/S
crmeducation365.dkSimply.com A/S
danbolig-simulator.dkPunktum dk A/S (direct)
demosimulator.dkPunktum dk A/S (direct)
detailhandelsuddannelsen.dkSimply.com A/S
detgodeafslag.dkSimply.com A/S
dev-khs.dkPunktum dk A/S (direct)
distriktsfesten.dkSimply.com A/S
dkskills.dkSimply.com A/S
edura.dkSimply.com A/S
eleverne.dkPunktum dk A/S (direct)
elevitoptoy.dkSimply.com A/S
elevplads.dkPunktum dk A/S (direct)
elevpris.dkSimply.com A/S
eq-learning.dkSimply.com A/S
eqlearning.dkPunktum dk A/S (direct)
farmakonomuddannelsen-events.dkSimply.com A/S
find-din-elevplads.dkPunktum dk A/S (direct)
findefterskole.dkPunktum dk A/S (direct)
forsvaret-event.dkSimply.com A/S
graduate-evida.dkSimply.com A/S
graduates.dkPunktum dk A/S (direct)
grindsted-ge.dkSimply.com A/S
grindstedcampusgymnasium.dkPunktum dk A/S (direct)
group-young.dkPunktum dk A/S (direct)
groupyoung.dkPunktum dk A/S (direct)
haandbold-efterskole.dkSimply.com A/S
herninggodtpaavej.dkSimply.com A/S
hjemly.dkSimply.com A/S
hjemlyidraetsefterskole.dkSimply.com A/S
hmi-virtuel.dkSimply.com A/S
hvadfandenlaverde.dkSimply.com A/S
hvidovreepx.dkPunktum dk A/S (direct)
job-eventyrsport.dkSimply.com A/S
jpdashboard.dkSimply.com A/S
jpinfoscreen.dkSimply.com A/S
jysktalent.dkSimply.com A/S
karriere-jyskrejsebureau.dkSimply.com A/S
karriereelev.dkPunktum dk A/S (direct)
kggym-virtuelt.dkSimply.com A/S
klartilsosu.dkSimply.com A/S
kompagnon.dkPunktum dk A/S (direct)
kursmodfremtiden.dkSimply.com A/S
longstoryshort.dkSimply.com A/S
lupuddannelsesnævnet.dkSimply.com A/S
maritimhf.dkPunktum dk A/S (direct)
medtechcareers.dkSimply.com A/S
mks-virtuelt.dkSimply.com A/S
nettotrainee.dkSimply.com A/S
norregorienteringsaften.dkSimply.com A/S
osterskov.dkSimply.com A/S
ov-bogholderi.dkSimply.com A/S
pfa-finanselev.dkPunktum dk A/S (direct)
praktikmål.dkPunktum dk A/S (direct)
ramrigtigt.dkPunktum dk A/S (direct)
rebildefterskole.dkSimply.com A/S
rg-event.dkSimply.com A/S
rinkenaesefterskole.dkPunktum dk A/S (direct)
sallingtrainee.dkSimply.com A/S
sdu360.dkPunktum dk A/S (direct)
segmentyoungcrm.dkPunktum dk A/S (direct)
shippingtalent.dkPunktum dk A/S (direct)
simac-uddannelser.dkSimply.com A/S
skills2020.dkSimply.com A/S
sosu-frederikshavn.dkSimply.com A/S
sosu-uddannelsen.dkPunktum dk A/S (direct)
sportmaster-elev.dkPunktum dk A/S (direct)
ssubmit.dkPunktum dk A/S (direct)
stemcamp.dkPunktum dk A/S (direct)
studentcenter.dkSimply.com A/S

Showing 100 of 120.

📋 WHOIS#

⏱️ Lookup Timing#

NS
120ms
A
136ms
MX
144ms
AAAA
112ms
TXT
250ms
CAA
134ms
HTTPS
139ms
TLSA
235ms
SOA
138ms
MTA-STS
231ms
DNSSEC
331ms
SRV
0ms
Total
4257ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-23 20:29:54 623ms 4 NS 1 A 1 MX 🔒 Secure
2026-10-12 17:13:29 1458ms 4 NS 1 A 1 MX 🔒 Secure
2026-10-08 03:42:26 1022ms 4 NS 1 A 1 MX 🔒 Secure
2026-10-04 04:32:21 1163ms 4 NS 1 A 1 MX 🔒 Secure
2026-09-30 19:07:12 1392ms 4 NS 1 A 1 MX 🔒 Secure
2026-09-09 10:16:52 769ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-23 14:54:42 3848ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-20 17:00:17 1163ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-17 14:06:34 shown 4257ms 4 NS 1 A 1 MX 🔒 Secure
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