holidaycheck.dk

📜 Historical scan 2026-06-23 13:07:53 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

holidaycheck.dk is a .dk domain served by 3 nameservers (dns.noris.ch, dns.noris.de, dns.noris.net). It was registered on 17 February 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 89.31.143.6 is hosted by united-domains GmbH (AS202108) in Germany. Mail is handled by mx00.udag.de, mx01.udag.de. The zone is not DNSSEC-signed, has no 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 63ms

Nameserver	IP addresses	PTR	ASN / ISP
dns.noris.ch	194.31.2.65 2001:780:53d3::53	dns.noris.ch dns.noris.ch	AS12337 noris network AG AS12337 noris network AG
dns.noris.de	192.109.102.65 2001:780:53d2::53	dns.noris.de dns.noris.de	AS12337 noris network AG AS12337 noris network AG
dns.noris.net	2001:780:53d1::53 213.95.0.65	dns.noris.net dns.noris.net	AS12337 noris network AG AS12337 noris network AG

🌍 A Records#

1 records 91ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
89.31.143.6	3600s	—	AS202108	united-domains GmbH	89.31.142.0/23	🇩🇪 Germany	—

📧 MX Records#

2 records 80ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx00.udag.de	62.146.106.39	mx00.udag.de	AS15598 NorthC Deutschland GmbH
20	3600s	mx01.udag.de	62.146.106.40	mx01.udag.de	AS15598 NorthC Deutschland GmbH

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	89.31.143.6
🔶 Autoconfig	89.31.143.6

🔷 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#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-10 13:51:29

www	89.31.143.6 (AS202108) (address records, no CNAME)
www vs bare domain	Same network holidaycheck.dk: 89.31.143.6 (AS202108) www.holidaycheck.dk: 89.31.143.6 (AS202108)
Wildcard	Yes: any name under the zone resolves

🔗 TLSA / DANE#

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

🔐 DNSSEC#

99ms

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

🏷️ SOA#

51ms

Field	Value
Serial	2015042200
Primary NS (MNAME)	dns.holidaycheck.noris.de
Responsible (RNAME)	hostmaster@noris.net
Refresh	86400s
Retry	1800s
Expire	2419200s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-15 15:02:01

Field	Value
Registrar	RegistryGate GmbH
Registered	2005-02-17
Expires	2027-02-28 (132d)

🔗 Same registrant#

0 domains

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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

63ms

91ms

80ms

AAAA

91ms

TXT

450ms

CAA

84ms

HTTPS

71ms

TLSA

146ms

SOA

51ms

MTA-STS

73ms

DNSSEC

99ms

SRV

143ms

Total

995ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-25 01:35:13	1637ms	3 NS 1 A 2 MX	🔓 Insecure
2026-08-28 11:27:27	849ms	3 NS 1 A 2 MX	🔓 Insecure
2026-08-26 03:38:41	1751ms	3 NS 1 A 2 MX	🔓 Insecure
2026-06-25 14:53:51	812ms	3 NS 1 A 2 MX	🔓 Insecure
2026-06-24 04:34:08	1038ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-23 13:07:53 shown	995ms	3 NS 1 A 2 MX	🔓 Insecure
2026-06-17 12:02:58	561ms	3 NS 1 A 2 MX	🔓 Insecure