operationskoder.dk

📜 Historical scan 2026-06-21 06:33:34  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

operationskoder.dk is a .dk domain served by 3 nameservers (ns1.plushost.dk, ns2.plushost.dk, ns3.plushost.dk). It was registered on 1 December 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.79.183.55 is hosted by Akamai Connected Cloud (AS63949) in United Kingdom. Mail is handled by mail.operationskoder.dk. The zone is not DNSSEC-signed, 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#

3 records   200ms
NameserverIP addressesPTRASN / ISP
ns1.plushost.dk 2001:1448:0:a800::53
217.30.38.181		 authns1.ngdc.net
dns1.sentia.dk		 AS47292 Sentia Denmark A/S
AS47292 Sentia Denmark A/S
ns2.plushost.dk 217.30.38.27 dns2.sentia.dk AS47292 Sentia Denmark A/S
ns3.plushost.dk 217.30.38.30 dns3.sentia.dk AS47292 Sentia Denmark A/S

🌍 A Records#

1 records   178ms
IPTTLPTRASNISP / OrgCIDRCountryCity
178.79.183.55 3600s li352-55.members.linode.com AS63949 Akamai Connected Cloud 178.79.128.0/18 🇬🇧 United Kingdom London

📧 MX Records#

1 records   258ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail.operationskoder.dk 178.79.183.55 li352-55.members.linode.com AS63949 Akamai Connected Cloud

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-08 00:42:58
www178.79.183.55 (AS63949) (address records, no CNAME)
www vs bare domainSame network
operationskoder.dk: 178.79.183.55 (AS63949)
www.operationskoder.dk: 178.79.183.55 (AS63949)
WildcardNo

🔗 TLSA / DANE#

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

🔐 DNSSEC#

433ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

251ms
FieldValue
Serial2024061201
Primary NS (MNAME)ns1.plushost.dk
Responsible (RNAME)noc@plushost.dk
Refresh10800s
Retry900s
Expire2419200s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-13 05:55:25
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2003-12-01
Expires2027-10-31 (378d)

🔗 Same registrant#

5 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
diagnosekoder.dkPunktum dk A/S (direct)
dio.dkPunktum dk A/S (direct)
gotoacademysummit.dkPunktum dk A/S (direct)
id2go.dkPunktum dk A/S (direct)
triforkacademy.dkTRIFORK A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
200ms
A
178ms
MX
258ms
AAAA
264ms
TXT
605ms
CAA
301ms
HTTPS
285ms
TLSA
271ms
SOA
251ms
MTA-STS
211ms
DNSSEC
433ms
SRV
324ms
Total
2520ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-08 00:42:58 1481ms 3 NS 1 A 0 MX 🔓 Insecure
2026-10-01 05:31:15 1141ms 3 NS 1 A 0 MX 🔓 Insecure
2026-09-30 08:05:31 1581ms 3 NS 1 A 0 MX 🔓 Insecure
2026-08-25 11:19:52 1603ms 3 NS 1 A 0 MX 🔓 Insecure
2026-07-22 09:05:52 3124ms 3 NS 1 A 0 MX ❓ Unknown
2026-06-26 17:08:57 2287ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-22 18:19:42 506ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-21 06:33:34 shown 2520ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-20 11:22:58 395ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-20 07:24:44 647ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-18 08:03:00 689ms 3 NS 1 A 1 MX 🔓 Insecure
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