denckergroup.dk

📜 Historical scan 2026-06-26 23:32:35  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

denckergroup.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 22 June 2026 (WHOIS) and first appeared in the .dk zone on 23 June 2026. Its website address 185.230.63.107 is hosted by Wix.com Ltd. (AS58182) in United States. Mail is handled by denckergroup-dk.mail.protection.outlook.com, mx.spamfilter.io. The zone is DNSSEC-signed and validates, publishes a 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#

2 records   154ms

🌍 A Records#

1 records   132ms

📧 MX Records#

2 records   135ms

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.40

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records   295ms
TXT Record
MS=ms24586914
v=spf1 include:dandomain -all
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)
PolicyRecord (denckergroup.dk)
-all (hard fail) v=spf1 include:dandomain -all
-all (hard fail) v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

PolicyRecord (_dmarc.denckergroup.dk)
p=none (monitor only) v=DMARC1; p=none;

📬 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 11:06:36
www CNAMEcustom-domains.chatgpt.site (all on chatgpt.site)
www vs bare domainSame network
WildcardNo
Denial of existenceNSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found
SelectorCNAMEKey
selector1 selector1-denckergroup-dk._domainkey.denckergroup.y-v1.dkim.mail.microsoft RSA · ~2048 bit
selector2 selector2-denckergroup-dk._domainkey.denckergroup.y-v1.dkim.mail.microsoft RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 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)
  • error include:dandomain has no SPF record: receivers that reach it return permerror (RFC 7208 §5.2)

🔗 TLSA / DANE#

1 records   144ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.spamfilter.io DANE-EE · SPKI · SHA-256 9A25F05F2E322DABDCC9B7A06AB47A2D…

🔐 DNSSEC#

178ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

121ms
FieldValue
Serial2026062505
Primary NS (MNAME)ns.dandomain.dk
Responsible (RNAME)hostmaster@dandomain.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s

📋 Registration#

WHOIS fetched 2026-10-11 08:06:09
FieldValue
RegistrarDANDOMAIN A/S
Registered2026-06-22
Expires2027-06-21 (241d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
154ms
A
132ms
MX
135ms
AAAA
146ms
TXT
295ms
CAA
132ms
HTTPS
136ms
TLSA
144ms
SOA
121ms
MTA-STS
127ms
DNSSEC
178ms
SRV
1103ms
Total
2023ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-27 07:25:11 839ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-21 21:16:24 882ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-11 04:13:35 1462ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-04 00:43:08 719ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-31 10:58:22 2512ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-27 23:36:24 1486ms 2 NS 1 A 1 MX 🔒 Secure
2026-07-01 00:29:52 1275ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-26 23:32:35 shown 2023ms 2 NS 1 A 2 MX 🔒 Secure
2026-06-23 22:01:13 1094ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-23 08:34:59 1152ms 0 NS 0 A 0 MX ❓ Unknown
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