huset-kursuscenter.dk

Records from scan: 2026-10-07 07:54:11 · 2947ms total · last checked 2026-10-19 16:10 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

huset-kursuscenter.dk is a .dk domain served by 2 nameservers (bella.ns.cloudflare.com, ben.ns.cloudflare.com). It was registered on 18 December 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.59.168 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by byggecentrum-dk.mx1.comendosystems.com, byggecentrum-dk.mx2.comendosystems.net. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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#

2 records 110ms

Nameserver	IP addresses	PTR	ASN / ISP
bella.ns.cloudflare.com	108.162.192.74 172.64.32.74 173.245.58.74 2606:4700:50::adf5:3a4a 2803:f800:50::6ca2:c04a 2a06:98c1:50::ac40:204a	bella.ns.cloudflare.com bella.ns.cloudflare.com bella.ns.cloudflare.com bella.ns.cloudflare.com bella.ns.cloudflare.com bella.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ben.ns.cloudflare.com	108.162.193.103 172.64.33.103 173.245.59.103 2606:4700:58::adf5:3b67 2803:f800:50::6ca2:c167 2a06:98c1:50::ac40:2167	ben.ns.cloudflare.com ben.ns.cloudflare.com ben.ns.cloudflare.com ben.ns.cloudflare.com ben.ns.cloudflare.com ben.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 122ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.59.168	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.181.89	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

2 records 96ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	byggecentrum-dk.mx1.comendosystems.com	192.162.219.255 2a01:77c0:1619:4102:a81b:80d0:e56c:edc0	mx41.electric.net gw2-1535.security.comendo.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
20	300s	byggecentrum-dk.mx2.comendosystems.net	192.162.219.155	mx41.electric.net	AS16509 Amazon.com, Inc.

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.154.152

🔷 AAAA Records (IPv6)#

2 records 159ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::6815:3ba8	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:b559	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 134ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.59.168,172.67.181.89 ech=AEX+DQBBYAAgACBILetPK9QrZ/VzX/ENbUdmxXL01gQYlU9KA2XkyHc4VQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:3ba8,2606:4700:3036::ac43:b559

📝 TXT Records#

2 records 406ms

TXT Record
MS=ms34687578
v=spf1 mx ip4:195.41.157.123 a:exchange02.byggecentrum.dk include:spf.curanet.dk include:spf.mailmarketing.nu include:spf.protection.outlook.com ~all

✉️ SPF#

Policy	Record (huset-kursuscenter.dk)
~all (soft fail)	v=spf1 mx ip4:195.41.157.123 a:exchange02.byggecentrum.dk include:spf.curanet.dk include:spf.mailmarketing.nu include:spf.protection.outlook.com ~all

📨 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#

checked 2026-10-18 15:48:49

www	104.21.59.168 172.67.181.89 2606:4700:3035::6815:3ba8 2606:4700:3036::ac43:b559 (AS13335) (address records, no CNAME)
www vs bare domain	Same network huset-kursuscenter.dk: 104.21.59.168 172.67.181.89 2606:4700:3035::6815:3ba8 2606:4700:3036::ac43:b559 (AS13335) www.huset-kursuscenter.dk: 104.21.59.168 172.67.181.89 2606:4700:3035::6815:3ba8 2606:4700:3036::ac43:b559 (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 7/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

310ms

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

🏷️ SOA#

72ms

Field	Value
Serial	2416776353
Primary NS (MNAME)	bella.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-07 20:27:46

Field	Value
Registrar	DANDOMAIN A/S
Registered	2013-12-18
Expires	2026-12-31 (72d)

📋 WHOIS#

⏱️ Lookup Timing#

110ms

122ms

96ms

AAAA

159ms

TXT

406ms

CAA

134ms

HTTPS

134ms

TLSA

573ms

SOA

72ms

MTA-STS

184ms

DNSSEC

310ms

SRV

170ms

Total

2947ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 07:54:11 shown	2947ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-30 23:25:17	993ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-30 01:47:39	1337ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-08 01:10:13	1940ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-08 17:27:09	1516ms	2 NS 2 A 2 MX	🔓 Insecure
2026-07-09 02:10:21	3178ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-17 12:58:28	4596ms	2 NS 2 A 2 MX	🔓 Insecure