dobbeltd-byg.dk

📜 Historical scan 2026-06-17 04:21:02 · ← 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 106ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.nsec.dk	—	—	—
ns2.nsec.dk	—	—	—

🌍 A Records#

1 records 176ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
157.90.95.175	—	cp01.nsec.dk	AS24940	Hetzner Online GmbH	157.90.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records#

1 records 121ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	dobbeltd-byg.dk	157.90.95.175	cp01.nsec.dk	AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)#

1 records 215ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f8:252:4110::2	—	—	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

📝 TXT Records#

1 records 335ms

TXT Record
v=spf1 ip4:157.90.95.175 ip4:78.47.201.168 +a +mx +ip4:138.201.92.22 ~all

✉️ SPF#

Policy	Record (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#

Policy	Record (_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 2026-10-08 07:38:35

www CNAME	dobbeltd-byg.dk (all on dobbeltd-byg.dk) → 157.90.95.175 2a01:4f8:252:4110::2 (AS24940)
www vs bare domain	Same network dobbeltd-byg.dk: 157.90.95.175 2a01:4f8:252:4110::2 (AS24940) www.dobbeltd-byg.dk: 157.90.95.175 2a01:4f8:252:4110::2 (AS24940)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

283ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

185ms

Field	Value
Serial	2026041801
Primary NS (MNAME)	ns1.nsec.dk
Responsible (RNAME)	michael@nsec.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-10 22:39:13

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2017-04-17
Expires	2027-04-30 (192d)

📋 WHOIS#

⏱️ Lookup Timing#

106ms

176ms

121ms

AAAA

215ms

TXT

335ms

CAA

134ms

HTTPS

134ms

TLSA

178ms

SOA

185ms

MTA-STS

171ms

DNSSEC

283ms

SRV

0ms

Total

1403ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
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	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 shown	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