a-kalundborg.dk

Records from scan: 2026-10-03 12:32:28 · 623ms total · last checked 2026-10-16 02:25 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

a-kalundborg.dk is a .dk domain served by 3 nameservers (ns4.dns-123.net, ns5.dns-123.net, ns6.dns-123.net). It was registered on 18 September 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 135.181.43.39 is hosted by Hetzner Online GmbH (AS24940) in Finland. Mail is handled by server7151.serverpark.dk. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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 41ms

Nameserver	IP addresses	PTR	ASN / ISP
ns4.dns-123.net	35.198.132.83	83.132.198.35.bc.googleusercontent.com	AS396982 Google LLC
ns5.dns-123.net	35.187.184.173	173.184.187.35.bc.googleusercontent.com	AS396982 Google LLC
ns6.dns-123.net	35.228.54.1	1.54.228.35.bc.googleusercontent.com	AS396982 Google LLC

🌍 A Records#

1 records 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
135.181.43.39	7200s	static.39.43.181.135.clients.your-server.de	AS24940	Hetzner Online GmbH	135.181.0.0/16	🇫🇮 Finland	Helsinki

📧 MX Records#

1 records 47ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	7200s	server7151.serverpark.dk	5.186.164.151	server7151.serverpark.dk	AS44869 FIBIA P/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	5.186.164.151
🔶 Autoconfig	5.186.164.151

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 330ms

TXT Record
v=spf1 a mx include:_spf.serverpark.dk ~all

✉️ SPF#

Policy	Record (a-kalundborg.dk)
~all (soft fail)	v=spf1 a mx include:_spf.serverpark.dk ~all

📨 DMARC#

Policy	Record (_dmarc.a-kalundborg.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#

checked 2026-10-12 23:49:40

www	135.181.43.39 (AS24940) (address records, no CNAME)
www vs bare domain	Same network a-kalundborg.dk: 135.181.43.39 (AS24940) www.a-kalundborg.dk: 135.181.43.39 (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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

70ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

59ms

Field	Value
Serial	2019041111
Primary NS (MNAME)	ns4.dns-123.net
Responsible (RNAME)	admin@dns-123.net
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-12 04:35:49

Field	Value
Registrar	INTERNET 123 ApS
Registered	2009-09-18
Expires	2027-09-30 (348d)

🔗 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).

Domain	Registrar
fleche.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

41ms

44ms

47ms

AAAA

47ms

TXT

330ms

CAA

53ms

HTTPS

51ms

TLSA

92ms

SOA

59ms

MTA-STS

75ms

DNSSEC

70ms

SRV

105ms

Total

623ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 12:32:28 shown	623ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-30 12:51:06	766ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-11 09:39:51	864ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-21 04:44:04	17241ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-02 02:31:34	906ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-02 01:21:40	818ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-16 13:15:17	1001ms	3 NS 1 A 1 MX	🔒 Secure