koudahl.dk

📜 Historical scan 2026-06-20 04:41:56 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

koudahl.dk is a .dk domain served by 4 nameservers (ns1.dotserv.com, ns1.dotserv.net, ns2.dotserv.com and 1 more). It was registered on 30 August 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 144.76.12.77 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mail.koudahl.dk. The zone is not DNSSEC-signed, 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#

4 records 61ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dotserv.com	178.20.218.61 2a01:7cc0:101:ffff::51	ns1.dotserv.com ns1.dotserv.com	AS21060 Atea A/S AS21060 Atea A/S
ns1.dotserv.net	178.20.217.29 2a01:7cc0:101:ffff::52	ns1.dotserv.net ns2.dotserv.com	AS21060 Atea A/S AS21060 Atea A/S
ns2.dotserv.com	193.180.214.21	—	AS44803 Webdock.io ApS
ns2.dotserv.net	162.19.249.51 2001:41d0:701:1100::c89e	ns2.dotserv.net ns2.dotserv.net	AS16276 OVH SAS AS16276 OVH SAS

🌍 A Records#

1 records 129ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
144.76.12.77	3600s	static.77.12.76.144.clients.your-server.de	AS24940	Hetzner Online GmbH	144.76.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records#

1 records 103ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail.koudahl.dk	178.20.216.97	s0.enavn.dk	AS21060 Atea A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	mail.koudahl.dk → 178.20.216.97
🔶 Autoconfig	144.76.12.77

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 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#

Policy	Record (_dmarc.koudahl.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#

1 records 61ms

Flags	Tag	Value
0	issue	letsencrypt.org

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-09 14:53:49

www	144.76.12.77 (AS24940) (address records, no CNAME)
www vs bare domain	Same network koudahl.dk: 144.76.12.77 (AS24940) www.koudahl.dk: 144.76.12.77 (AS24940)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

239ms

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

🏷️ SOA#

127ms

Field	Value
Serial	2019101602
Primary NS (MNAME)	ns1.dotserv.com
Responsible (RNAME)	hostmaster@dotserv.com
Refresh	14400s
Retry	7200s
Expire	1209600s
Minimum (neg-cache TTL)	900s

📋 Registration#

WHOIS fetched 2026-10-09 02:32:52

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2002-08-30
Expires	2029-09-30 (1068d)

📋 WHOIS#

⏱️ Lookup Timing#

61ms

129ms

103ms

AAAA

59ms

TXT

321ms

CAA

61ms

HTTPS

101ms

TLSA

758ms

SOA

127ms

MTA-STS

68ms

DNSSEC

239ms

SRV

596ms

Total

1712ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 14:53:49	643ms	4 NS 1 A 1 MX	🔓 Insecure
2026-09-23 23:28:53	721ms	4 NS 1 A 1 MX	🔓 Insecure
2026-08-27 16:04:04	1102ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-20 04:41:56 shown	1712ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-18 06:50:06	747ms	4 NS 1 A 1 MX	🔓 Insecure