cdngroup.dk

📜 Historical scan 2026-07-02 13:21:02  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cdngroup.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 28 October 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.215.58 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, publishes a 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   42ms

🌍 A Records#

1 records   34ms

📧 MX Records#

4 records   42ms

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover46.30.215.58
🔶 Autoconfig46.30.215.58

🔷 AAAA Records (IPv6)#

1 records   50ms

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records   183ms
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 (cdngroup.dk)
-all (hard fail) v=spf1 -all
~all (soft fail) v=spf1 include:_custspf.one.com ~all

📨 DMARC#

PolicyRecord (_dmarc.cdngroup.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#

latest probe, not this scan · checked 2026-10-08 08:11:03
www46.30.215.58 2a02:2350:5:10e:80d7:699b:6b25:e5e5 (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#

8 records   94ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 068A81EDC98C58D5D494EDF2924D5F50…
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.mx2.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx3.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 068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx4.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 068A81EDC98C58D5D494EDF2924D5F50…

🔐 DNSSEC#

9063ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

33ms
FieldValue
Serial2026042616
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-05 14:39:50
FieldValue
RegistrarONE.COM A/S
Registered2023-10-28
Expires2026-10-27 (8d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
42ms
A
34ms
MX
42ms
AAAA
50ms
TXT
183ms
CAA
34ms
HTTPS
34ms
TLSA
94ms
SOA
33ms
MTA-STS
49ms
DNSSEC
9063ms
SRV
65ms
Total
10129ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-08 08:11:03 548ms 2 NS 1 A 4 MX 🔒 Secure
2026-10-05 14:23:04 606ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-24 13:06:36 706ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-31 18:28:12 692ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-02 13:21:02 shown 10129ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-25 10:40:46 2422ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-20 15:56:20 640ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-16 19:55:36 689ms 2 NS 1 A 4 MX 🔒 Secure
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