istdp-akademiet.dk

Records from scan: 2026-10-21 12:07:58  ·  1965ms total
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

istdp-akademiet.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 21 April 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.215.229 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.mailpod15-cph3.g1i.one.com, mx2.mailpod15-cph3.g1i.one.com and 2 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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#

2 records   370ms
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   335ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.30.215.229 3600s webcluster2.webpod18-cph3.g1i.one AS51468 One.com A/S 46.30.208.0/21 🇩🇰 Denmark Copenhagen

📧 MX Records#

4 records   84ms
PriorityTTLMail ServerIP addressesPTRASN
10 10800s mx1.mailpod15-cph3.g1i.one.com 104.37.35.36 mx1.mailpod15-cph3.g1i.one.com AS51468 One.com A/S
10 10800s mx2.mailpod15-cph3.g1i.one.com 104.37.35.37 mx2.mailpod15-cph3.g1i.one.com AS51468 One.com A/S
10 10800s mx3.mailpod15-cph3.g1i.one.com 104.37.35.38 mx3.mailpod15-cph3.g1i.one.com AS51468 One.com A/S
10 10800s mx4.mailpod15-cph3.g1i.one.com 104.37.35.39 mx4.mailpod15-cph3.g1i.one.com AS51468 One.com A/S

🔷 AAAA Records (IPv6)#

1 records   345ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:108:8028:1c71:2469:ba7c 3600s — AS51468 One.com A/S 2a02:2350:0:0:0:0:0:0/32 🇩🇰 Denmark Copenhagen

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   591ms
TXT Record
v=spf1 include:_custspf.one.com ~all

✉️ SPF#

PolicyRecord (istdp-akademiet.dk)
~all (soft fail) v=spf1 include:_custspf.one.com ~all

📨 DMARC#

PolicyRecord (_dmarc.istdp-akademiet.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#

checked 2026-10-21 12:07:58
www46.30.215.229 2a02:2350:5:108:8028:1c71:2469:ba7c (AS51468) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

4 records   275ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.mailpod15-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 FEA3731F9349938931D39CCE9FCE17B7…
SMTP _25._tcp.mx2.mailpod15-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 FEA3731F9349938931D39CCE9FCE17B7…
SMTP _25._tcp.mx3.mailpod15-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 FEA3731F9349938931D39CCE9FCE17B7…
SMTP _25._tcp.mx4.mailpod15-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 FEA3731F9349938931D39CCE9FCE17B7…

🔐 DNSSEC#

462ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

62ms
FieldValue
Serial2026102002
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-21 12:31:01
FieldValue
RegistrarONE.COM A/S
Registered2026-04-21
Expires2027-04-20 (179d)

🔗 Same registrant#

1 domain

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
rikkehvelplund.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
370ms
A
335ms
MX
84ms
AAAA
345ms
TXT
591ms
CAA
308ms
HTTPS
336ms
TLSA
275ms
SOA
62ms
MTA-STS
352ms
DNSSEC
462ms
SRV
368ms
Total
1965ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-21 12:07:58 shown 1965ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-20 04:16:05 515ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-16 02:27:23 490ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-14 23:00:45 1283ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-13 22:43:09 515ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-29 04:31:28 1153ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-19 13:55:30 654ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-07 03:11:12 9530ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-29 02:56:11 1275ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-27 19:35:27 1416ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-21 00:59:14 978ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-30 21:11:58 925ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-28 16:37:31 1823ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-27 14:37:20 708ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-24 16:49:14 551ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-17 11:35:07 725ms 2 NS 1 A 4 MX 🔒 Secure
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