dobbeltd-byg.dk

📜 Historical scan 2026-08-19 02:56:06  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dobbeltd-byg.dk is a .dk domain served by 2 nameservers (ns1.nsec.dk, ns2.nsec.dk). It was registered on 17 April 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 157.90.95.175 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by dobbeltd-byg.dk. The zone is not DNSSEC-signed, 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   104ms
NameserverIP addressesPTRASN / ISP
ns1.nsec.dk 2a01:4f8:c0c:8726::1
94.130.173.147		 —
ns1.nsec.dk		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
ns2.nsec.dk 159.69.124.71
2a01:4f8:c010:2c16::1		 ns2.nsec.dk
—		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH

🌍 A Records#

1 records   100ms
IPTTLPTRASNISP / OrgCIDRCountryCity
157.90.95.175 14400s cp01.nsec.dk AS24940 Hetzner Online GmbH 157.90.0.0/16 🇩🇪 Germany Falkenstein

📧 MX Records#

1 records   137ms
PriorityTTLMail ServerIP addressesPTRASN
0 14400s dobbeltd-byg.dk 157.90.95.175
2a01:4f8:252:4110::2		 cp01.nsec.dk
cp01.nsec.dk		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover157.90.95.175
🔶 Autoconfig157.90.95.175

🔷 AAAA Records (IPv6)#

1 records   88ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a01:4f8:252:4110::2 14400s cp01.nsec.dk AS24940 Hetzner Online GmbH 2a01:4f8:0:0:0:0:0:0/31 🇩🇪 Germany Falkenstein

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records   8090ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 cpanelemaildiscovery.cpanel.net

📝 TXT Records#

1 records   347ms
TXT Record
v=spf1 ip4:157.90.95.175 ip4:78.47.201.168 +a +mx +ip4:138.201.92.22 ~all

✉️ SPF#

PolicyRecord (dobbeltd-byg.dk)
~all (soft fail) v=spf1 ip4:157.90.95.175 ip4:78.47.201.168 +a +mx +ip4:138.201.92.22 ~all

📨 DMARC#

PolicyRecord (_dmarc.dobbeltd-byg.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 2026-10-21 05:30:20
www CNAMEdobbeltd-byg.dk (all on dobbeltd-byg.dk)
www vs bare domainSame network
WildcardNo

✍️ DKIM keys#

1 found
SelectorCNAMEKey
default — 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: 2/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.dobbeltd-byg.dk wiSfk_gxR8l699kEP2NA3y-jB26epF-7GxhEj8Caj3A

🔗 TLSA / DANE#

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

🔐 DNSSEC#

200ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2026081801
Primary NS (MNAME)ns1.nsec.dk
Responsible (RNAME)michael@nsec.dk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-20 00:48:16
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2017-04-17
Expires2027-04-30 (191d)

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

⏱️ Lookup Timing#

NS
104ms
A
100ms
MX
137ms
AAAA
88ms
TXT
347ms
CAA
99ms
HTTPS
136ms
TLSA
104ms
SOA
0ms
MTA-STS
90ms
DNSSEC
200ms
SRV
8090ms
Total
8788ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-21 05:30:19 2237ms 2 NS 1 A 1 MX 🔓 Insecure
2026-10-20 00:21:24 595ms 2 NS 1 A 1 MX 🔓 Insecure
2026-10-08 07:38:35 844ms 2 NS 1 A 1 MX 🔓 Insecure
2026-10-02 23:58:33 788ms 2 NS 1 A 1 MX 🔓 Insecure
2026-10-01 03:17:38 835ms 2 NS 1 A 1 MX 🔓 Insecure
2026-08-26 20:06:54 1100ms 2 NS 1 A 1 MX 🔓 Insecure
2026-08-19 02:56:06 shown 8788ms 2 NS 1 A 1 MX 🔓 Insecure
2026-06-25 16:50:33 1189ms 2 NS 1 A 1 MX 🔓 Insecure
2026-06-24 13:23:42 1179ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-21 00:46:25 2598ms 2 NS 1 A 1 MX 🔓 Insecure
2026-06-18 22:26:34 6879ms 2 NS 1 A 1 MX 🔓 Insecure
2026-06-17 04:21:02 1403ms 2 NS 1 A 1 MX 🔓 Insecure
2026-06-17 04:05:11 652ms 2 NS 1 A 1 MX 🔓 Insecure
2026-06-17 04:04:27 13798ms 2 NS 1 A 1 MX 🔓 Insecure
2026-06-17 04:00:27 611ms 2 NS 1 A 1 MX 🔓 Insecure
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