mdurhuus.dk

📜 Historical scan 2026-06-22 03:18:36  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mdurhuus.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 20 October 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx.simply.com. 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#

3 records   39ms
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

🌍 A Records#

1 records   44ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.20.205.78 3600s linux400.unoeuro.com AS48854 — — — —

📧 MX Records#

1 records   36ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx.simply.com 94.231.106.20 mx.simply.com AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover185.20.205.78
🔶 Autoconfigmaildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records   267ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 10 10 443 maildiscover.simply.com

📝 TXT Records#

1 records   177ms
TXT Record
v=spf1 include:spf.simply.com -all

✉️ SPF#

PolicyRecord (mdurhuus.dk)
-all (hard fail) v=spf1 include:spf.simply.com -all

📨 DMARC#

PolicyRecord (_dmarc.mdurhuus.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;

📬 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 2026-10-22 13:34:27
www93.191.158.13 (AS48854) (address records, no CNAME)
www vs bare domainSame network
mdurhuus.dk: 93.191.158.13 (AS48854)
www.mdurhuus.dk: 93.191.158.13 (AS48854)
WildcardYes: any name under the zone resolves
Denial of existenceNSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

2 records   58ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 97A3BA009F39C761BFFB6574340E8138…
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 A9D603AF4D7ED6B9246B4B68500CD6F2…

🔐 DNSSEC#

111ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

45ms
FieldValue
Serial2025080801
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-22 13:46:02
FieldValue
RegistrarDANDOMAIN A/S
Registered2026-10-20
Expires2027-10-19 (361d)

🔗 Same registrant#

14 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
allanjonas.dkDANDOMAIN A/S
benzodiazepinmisbrug.dkPunktum dk A/S (direct)
fentanylmisbrug.dkPunktum dk A/S (direct)
hydrocodonmisbrug.dkPunktum dk A/S (direct)
lisejonas.dkPunktum dk A/S (direct)
misbrug.dkPunktum dk A/S (direct)
opioidafhængig.dkDANDOMAIN A/S
opioidafvænning.dkDANDOMAIN A/S
opioidhjælp.dkDANDOMAIN A/S
opioidlinjen.dkDANDOMAIN A/S
opioidstop.dkDANDOMAIN A/S
oxycodonmisbrug.dkPunktum dk A/S (direct)
ritalinmisbrug.dkPunktum dk A/S (direct)
tramadolmisbrug.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
39ms
A
44ms
MX
36ms
AAAA
46ms
TXT
177ms
CAA
32ms
HTTPS
44ms
TLSA
58ms
SOA
45ms
MTA-STS
45ms
DNSSEC
111ms
SRV
267ms
Total
551ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-22 13:34:26 2070ms 2 NS 1 A 2 MX 🔒 Secure
2026-09-10 05:07:50 250ms 1 NS 0 A 0 MX ❓ Unknown
2026-09-07 17:45:42 209ms 1 NS 0 A 0 MX ❓ Unknown
2026-09-04 07:10:10 151ms 1 NS 0 A 0 MX ❓ Unknown
2026-08-30 08:13:43 160ms 1 NS 0 A 0 MX ❓ Unknown
2026-08-28 12:51:16 167ms 1 NS 0 A 0 MX ❓ Unknown
2026-08-27 12:25:19 157ms 1 NS 0 A 0 MX ❓ Unknown
2026-08-26 11:47:33 202ms 1 NS 0 A 0 MX ❓ Unknown
2026-08-25 09:39:33 545ms 1 NS 0 A 0 MX ❓ Unknown
2026-08-24 09:19:37 670ms 1 NS 0 A 0 MX ❓ Unknown
2026-08-23 07:01:25 866ms 1 NS 0 A 0 MX ❓ Unknown
2026-08-22 06:53:08 1061ms 1 NS 0 A 0 MX ❓ Unknown
2026-08-21 06:47:47 1220ms 1 NS 0 A 0 MX ❓ Unknown
2026-08-20 06:24:43 3889ms 1 NS 0 A 0 MX ❓ Unknown
2026-08-19 03:39:16 3907ms 1 NS 0 A 0 MX ❓ Unknown
2026-08-17 21:41:29 1327ms 1 NS 0 A 0 MX ❓ Unknown
2026-08-16 09:28:07 3808ms 1 NS 0 A 0 MX ❓ Unknown
2026-08-14 02:03:38 2846ms 1 NS 0 A 0 MX ❓ Unknown
2026-08-12 12:19:26 2983ms 1 NS 0 A 0 MX ❓ Unknown
2026-08-11 04:33:04 1654ms 1 NS 0 A 0 MX ❓ Unknown
2026-08-10 02:20:26 3123ms 3 NS 0 A 0 MX ⚠️ Bogus
2026-06-22 03:18:36 shown 551ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-21 08:37:30 1189ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-17 23:29:20 656ms 3 NS 1 A 1 MX 🔒 Secure
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