doerner.dk

Records from scan: 2026-09-24 10:36:59  ·  747ms total  ·  last checked 2026-10-20 17:33 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

doerner.dk is a .dk domain served by 3 nameservers (ns1.domaindiscount24.net, ns2.domaindiscount24.net, ns3.domaindiscount24.net). It was registered on 2 January 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 5.22.145.121 is hosted by Amazon.com, Inc. (AS16509) in Germany. Mail is handled by mail.doerner.de. The zone is not DNSSEC-signed, has no 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#

3 records   37ms
NameserverIP addressesPTRASN / ISP
ns1.domaindiscount24.net 193.227.117.34
2a04:2b00:14cc::34		 ns1.domaindiscount24.net
ns1.monikerdns.net		 AS1921 ipcom GmbH
AS1921 ipcom GmbH
ns2.domaindiscount24.net 194.50.187.34
2a04:2b00:14dd::34		 ns2.domaindiscount24.net
ns34.j.centralnic-dns.com		 AS207021 ipcom GmbH
AS1921 ipcom GmbH
ns3.domaindiscount24.net 194.0.182.34
2a04:2b00:14ee::34		 ns3.domaindiscount24.net
ns34.k.centralnic-dns.com		 AS1921 ipcom GmbH
AS1921 ipcom GmbH

🌍 A Records#

2 records   52ms
IPTTLPTRASNISP / OrgCIDRCountryCity
5.22.145.121 600s relay.mail-forwarder.io AS16509 Amazon.com, Inc. 5.22.145.0/24 🇩🇪 Germany —
5.22.145.16 600s relay.mail-forwarder.io AS16509 Amazon.com, Inc. 5.22.145.0/24 🇩🇪 Germany —

📧 MX Records#

1 records   45ms
PriorityTTLMail ServerIP addressesPTRASN
10 28800s mail.doerner.de 5.7.248.130 — AS6805 Telefonica Germany

🔷 AAAA Records (IPv6)#

2 records   57ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a00:18e0:5:2:7577:4e4d:413b:f507 600s relay.mail-forwarder.io AS16509 Amazon.com, Inc. 2a00:18e0:5:0:0:0:0:0/48 🇩🇪 Germany —
2a00:18e0:5:3:dfe2:c743:85aa:61bc 600s relay.mail-forwarder.io AS16509 Amazon.com, Inc. 2a00:18e0:5:0:0:0:0:0/48 🇩🇪 Germany —

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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#

checked 2026-10-14 01:58:15
www5.22.145.121 5.22.145.16 2a00:18e0:5:2:7577:4e4d:413b:f507 2a00:18e0:5:3:dfe2:c743:85aa:61bc (AS16509) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

82ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2021102700
Primary NS (MNAME)ns1.domaindiscount24.net
Responsible (RNAME)tech@key-systems.net
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)28800s

📋 Registration#

WHOIS fetched 2026-10-07 09:46:43
FieldValue
RegistrarKey-Systems GmbH
Registered2013-01-02
Expires2027-01-31 (102d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
37ms
A
52ms
MX
45ms
AAAA
57ms
TXT
242ms
CAA
39ms
HTTPS
46ms
TLSA
154ms
SOA
0ms
MTA-STS
80ms
DNSSEC
82ms
SRV
113ms
Total
747ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-24 10:36:59 shown 747ms 3 NS 2 A 1 MX 🔓 Insecure
2026-09-07 11:24:15 1339ms 3 NS 2 A 1 MX 🔓 Insecure
2026-07-02 11:16:56 2234ms 3 NS 2 A 1 MX 🔓 Insecure
2026-06-27 07:25:18 976ms 3 NS 2 A 1 MX 🔓 Insecure
2026-06-17 04:27:39 17288ms 3 NS 2 A 1 MX 🔓 Insecure
2026-06-17 04:12:59 475ms 3 NS 2 A 1 MX 🔓 Insecure
2026-06-17 04:07:39 1751ms 3 NS 2 A 1 MX 🔓 Insecure
2026-06-17 04:01:07 701ms 3 NS 2 A 1 MX 🔓 Insecure
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