a-kalundborg.dk

📜 Historical scan 2026-06-16 13:15:17 · ← Latest scan

⬇ 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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 records 89ms

Nameserver	IP addresses	PTR	ASN / ISP
ns4.dns-123.net	—	—	—
ns5.dns-123.net	—	—	—
ns6.dns-123.net	—	—	—

🌍 A Records#

1 records 95ms

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

📧 MX Records#

1 records 83ms

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

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 358ms

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#

latest probe, not this scan · 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#

253ms

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

🏷️ SOA#

45ms

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 (343d)

🔗 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#

89ms

95ms

83ms

AAAA

71ms

TXT

358ms

CAA

46ms

HTTPS

71ms

TLSA

128ms

SOA

45ms

MTA-STS

139ms

DNSSEC

253ms

SRV

0ms

Total

1001ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 12:32:28	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 shown	1001ms	3 NS 1 A 1 MX	🔒 Secure