idunnu.dk

Records from scan: 2026-09-30 15:55:29  ·  683ms total  ·  last checked 2026-10-18 10:22 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

idunnu.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 15 January 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.215.33 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod14-cph3.one.com, mx2.pub.mailpod14-cph3.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   34ms
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   44ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.30.215.33 3600s webcluster2.webpod15-cph3.one.com AS51468 One.com A/S 46.30.208.0/21 🇩🇰 Denmark Copenhagen

📧 MX Records#

4 records   36ms
PriorityTTLMail ServerIP addressesPTRASN
10 10800s mx1.pub.mailpod14-cph3.one.com 185.10.9.212 mx1.pub.mailpod14-cph3.one.com AS51468 One.com A/S
10 10800s mx2.pub.mailpod14-cph3.one.com 185.10.9.213 mx2.pub.mailpod14-cph3.one.com AS51468 One.com A/S
10 10800s mx3.pub.mailpod14-cph3.one.com 185.10.9.214 mx3.pub.mailpod14-cph3.one.com AS51468 One.com A/S
10 10800s mx4.pub.mailpod14-cph3.one.com 185.10.9.215 mx4.pub.mailpod14-cph3.one.com AS51468 One.com A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover46.30.215.33
🔶 Autoconfig46.30.215.33

🔷 AAAA Records (IPv6)#

1 records   30ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:10e:800f:28f1:eadc:ce0f 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#

2 records   236ms
TXT Record
v=spf1 -all
v=spf1 include:_custspf.one.com ~all

✉️ SPF#

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)
PolicyRecord (idunnu.dk)
-all (hard fail) v=spf1 -all
~all (soft fail) v=spf1 include:_custspf.one.com ~all

📨 DMARC#

PolicyRecord (_dmarc.idunnu.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 2026-10-12 00:59:58
www46.30.215.33 2a02:2350:5:10e:800f:28f1:eadc:ce0f (AS51468) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

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

🔗 TLSA / DANE#

4 records   62ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod14-cph3.one.com DANE-EE · SPKI · SHA-256 42A27444ECBF3C0485409E27E2A6AB15…
SMTP _25._tcp.mx2.pub.mailpod14-cph3.one.com DANE-EE · SPKI · SHA-256 42A27444ECBF3C0485409E27E2A6AB15…
SMTP _25._tcp.mx3.pub.mailpod14-cph3.one.com DANE-EE · SPKI · SHA-256 42A27444ECBF3C0485409E27E2A6AB15…
SMTP _25._tcp.mx4.pub.mailpod14-cph3.one.com DANE-EE · SPKI · SHA-256 42A27444ECBF3C0485409E27E2A6AB15…

🔐 DNSSEC#

85ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

41ms
FieldValue
Serial2026071506
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-07-08 12:33:26
FieldValue
RegistrarONE.COM A/S
Registered2024-01-15
Expires2027-01-14 (87d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
34ms
A
44ms
MX
36ms
AAAA
30ms
TXT
236ms
CAA
79ms
HTTPS
73ms
TLSA
62ms
SOA
41ms
MTA-STS
85ms
DNSSEC
85ms
SRV
82ms
Total
683ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-30 15:55:29 shown 683ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-18 11:10:17 604ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-27 22:12:18 919ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-16 08:10:57 1171ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-08 12:33:14 9488ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-06 14:31:13 2627ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-28 09:06:59 698ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-27 05:45:51 605ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-22 17:42:29 695ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-20 16:39:15 3158ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-19 15:56:38 673ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-18 18:29:35 1487ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-17 14:24:33 249ms 0 NS 0 A 0 MX ❓ Unknown
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