mejlbyefterskole.dk

Records from scan: 2026-10-12 17:13:29  ·  1458ms total  ·  last checked 2026-10-18 00:38 (unchanged)
⬇ 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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

4 records   113ms
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   128ms
IPTTLPTRASNISP / OrgCIDRCountryCity
3.125.228.140 600s 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   145ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mejlbyefterskole-dk.mail.protection.outlook.com 2a01:111:f403:ca04::f
2a01:111:f403:ca09::28
2a01:111:f403:ca21::a
2a01:111:f403:ca48::8
52.101.181.156
52.101.185.114
52.101.209.28
52.101.73.145		 mail-db7pr03cu00507.inbound.protection.outlook.com
mail-am6pr02cu00300.inbound.protection.outlook.com
mail-maspr04cu00102.inbound.protection.outlook.com
mail-miypr02cu00100.inbound.protection.outlook.com
mail-wa4pr05cu00104.inbound.protection.outlook.com
mail-zrxpr04cu00102.inbound.protection.outlook.com
mail-cpjpr05cu00104.inbound.protection.outlook.com
mail-am6pr02cu00301.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

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 52.98.154.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

4 records   232ms
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#

checked 2026-10-12 17:13:30
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#

217ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

95ms
FieldValue
Serial2026101200
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 (254d)

🔗 Same registrant#

56 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
allhandsondeck.dkSimply.com A/S
blivlandmandinord.dkSimply.com A/S
brejningefterskole.dkSimply.com A/S
c-y1.dkPunktum dk A/S (direct)
c-y10.dkPunktum dk A/S (direct)
c-y5.dkPunktum dk A/S (direct)
c-y7.dkPunktum dk A/S (direct)
college360-aabent-hus-24-7.dkSimply.com A/S
crmeducation365.dkSimply.com A/S
detailhandelsuddannelsen.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
elevitoptoy.dkSimply.com A/S
elevplads.dkPunktum dk A/S (direct)
elevpris.dkSimply.com A/S
farmakonomuddannelsen-events.dkSimply.com A/S
graduates.dkPunktum dk A/S (direct)
grindstedcampusgymnasium.dkPunktum dk A/S (direct)
group-young.dkPunktum dk A/S (direct)
groupyoung.dkPunktum dk A/S (direct)
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
jysktalent.dkSimply.com A/S
karriere-jyskrejsebureau.dkSimply.com A/S
karriereelev.dkPunktum dk A/S (direct)
kggym-virtuelt.dkSimply.com A/S
longstoryshort.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
ramrigtigt.dkPunktum dk A/S (direct)
rg-event.dkSimply.com A/S
shippingtalent.dkPunktum dk A/S (direct)
simac-uddannelser.dkSimply.com A/S
stemcamp.dkPunktum dk A/S (direct)
studentcenter.dkSimply.com A/S
studentpulse.dkSimply.com A/S
studiepraktiknordjylland.dkSimply.com A/S
svendborggym-aabenthus.dkSimply.com A/S
uddannelsesaftenikast2021.dkSimply.com A/S
uddannelsesofficeren.dkSimply.com A/S
ungesvalgafungdomsuddannelser.dkSimply.com A/S
ungevejledningeniherning.dkSimply.com A/S
uunordvestjylland-virtuelintro.dkSimply.com A/S
xywmedia.dkPunktum dk A/S (direct)
youngcrm.dkSimply.com A/S
younggunholding.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
113ms
A
128ms
MX
145ms
AAAA
131ms
TXT
232ms
CAA
126ms
HTTPS
137ms
TLSA
212ms
SOA
95ms
MTA-STS
109ms
DNSSEC
217ms
SRV
562ms
Total
1458ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-12 17:13:29 shown 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 4257ms 4 NS 1 A 1 MX 🔒 Secure
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