hayskolen.dk

📜 Historical scan 2026-06-17 11:05:36  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

hayskolen.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 8 August 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.213.13 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod11-cph3.one.com, mx2.pub.mailpod11-cph3.one.com and 2 more. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. 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#

2 records   61ms
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   54ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.30.213.13 — webcluster1.webpod12-cph3.one.com AS51468 One.com A/S 46.30.208.0/21 🇩🇰 Denmark Copenhagen

📧 MX Records#

4 records   59ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mx1.pub.mailpod11-cph3.one.com 104.37.34.230 mx1.pub.mailpod11-cph3.one.com AS51468 One.com A/S
10 — mx2.pub.mailpod11-cph3.one.com 104.37.34.231 mx2.pub.mailpod11-cph3.one.com AS51468 One.com A/S
10 — mx3.pub.mailpod11-cph3.one.com 104.37.34.232 mx3.pub.mailpod11-cph3.one.com AS51468 One.com A/S
10 — mx4.pub.mailpod11-cph3.one.com 104.37.34.233 mx4.pub.mailpod11-cph3.one.com AS51468 One.com A/S

🔷 AAAA Records (IPv6)#

1 records   47ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:10a:6b:8872:7db6:3a28 — — 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#

2 records   222ms
TXT Record
v=spf1 include:_custspf.one.com ip4:93.90.117.0/24 ~all
v=spf1 mx a include:web.shared.mysmtp.com ip4:89.221.167.1/24 ~all

✉️ SPF#

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)
PolicyRecord (hayskolen.dk)
~all (soft fail) v=spf1 include:_custspf.one.com ip4:93.90.117.0/24 ~all
~all (soft fail) v=spf1 mx a include:web.shared.mysmtp.com ip4:89.221.167.1/24 ~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 2026-10-22 21:34:53
www46.30.213.29 2a02:2350:5:10a:ee:d8e2:99e2:b188 (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

  • error 2 SPF records: receivers must treat that as a permanent error (RFC 7208 §4.5)

🔗 TLSA / DANE#

4 records   4077ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 00E55642F312E05CDB899B1433EDF47F…

🔐 DNSSEC#

135ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

47ms
FieldValue
Serial2026041805
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-16 01:30:44
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2000-08-08
Expires2027-09-30 (338d)

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

⏱️ Lookup Timing#

NS
61ms
A
54ms
MX
59ms
AAAA
47ms
TXT
222ms
CAA
58ms
HTTPS
59ms
TLSA
4077ms
SOA
47ms
MTA-STS
159ms
DNSSEC
135ms
SRV
0ms
Total
5329ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-22 21:34:52 871ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-17 02:46:01 1031ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-16 01:17:08 981ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-30 02:24:15 539ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-19 05:04:59 3470ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-26 08:09:40 1835ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-26 04:00:47 667ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-24 17:14:40 1711ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-24 11:56:34 1680ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-23 01:37:06 1168ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-22 03:33:15 9316ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-21 15:28:14 964ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-17 11:08:53 835ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-17 11:05:36 shown 5329ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-17 10:56:15 803ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-17 10:56:10 1438ms 2 NS 1 A 4 MX 🔒 Secure
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