referenceprojekter.dk

📜 Historical scan 2026-08-21 10:04:47 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

referenceprojekter.dk is a .dk domain served by 2 nameservers (coco.ns.cloudflare.com, houston.ns.cloudflare.com). It was registered on 12 February 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.7.135 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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#

2 records 57ms

Nameserver	IP addresses	PTR	ASN / ISP
coco.ns.cloudflare.com	108.162.192.104 172.64.32.104 173.245.58.104 2606:4700:50::adf5:3a68 2803:f800:50::6ca2:c068 2a06:98c1:50::ac40:2068	coco.ns.cloudflare.com coco.ns.cloudflare.com coco.ns.cloudflare.com coco.ns.cloudflare.com coco.ns.cloudflare.com coco.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
houston.ns.cloudflare.com	108.162.195.52 162.159.44.52 172.64.35.52 2606:4700:58::a29f:2c34 2803:f800:50::6ca2:c334 2a06:98c1:50::ac40:2334	houston.ns.cloudflare.com houston.ns.cloudflare.com houston.ns.cloudflare.com houston.ns.cloudflare.com houston.ns.cloudflare.com houston.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 68ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.7.135	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.135.245	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 53ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:787	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:87f5	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 56ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.7.135,172.67.135.245 ech=AEX+DQBBOAAgACBTHQoGGdM6x02ZztDk1Gy/N+sSLhZyJO6HBCFL1QdAcwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:787,2606:4700:3037::ac43:87f5

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

Policy	Record (_dmarc.referenceprojekter.dk)
p=reject	v=DMARC1; p=reject;

📬 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 2026-10-08 03:00:18

www	104.21.7.135 172.67.135.245 2606:4700:3030::6815:787 2606:4700:3037::ac43:87f5 (AS13335) (address records, no CNAME)
www vs bare domain	Same network referenceprojekter.dk: 104.21.7.135 172.67.135.245 2606:4700:3030::6815:787 2606:4700:3037::ac43:87f5 (AS13335) www.referenceprojekter.dk: 104.21.7.135 172.67.135.245 2606:4700:3030::6815:787 2606:4700:3037::ac43:87f5 (AS13335)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

97ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2412726432
Primary NS (MNAME)	coco.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-17 08:17:29

Field	Value
Registrar	Nordisk Media Utveckling AB
Registered	2015-02-12
Expires	2027-02-28 (132d)

🔗 Same registrant#

17 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).

Domain	Registrar
byggedias.dk	Nordisk Media Utveckling AB
byggefakta.dk	Nordisk Media Utveckling AB
byggfakta.dk	Nordisk Media Utveckling AB
byggfaktasmart.dk	Nordisk Media Utveckling AB
byggfaktatender.dk	Nordisk Media Utveckling AB
crm-byg.dk	Nordisk Media Utveckling AB
growyourbusiness.dk	Nordisk Media Utveckling AB
grønnevirksomheder.dk	Nordisk Media Utveckling AB
lattira.dk	Nordisk Media Utveckling AB
licitationsservice.dk	Nordisk Media Utveckling AB
markedsrapporter.dk	Nordisk Media Utveckling AB
produktinformation.dk	Nordisk Media Utveckling AB
produktkatalog.dk	Nordisk Media Utveckling AB
projektnyt.dk	Nordisk Media Utveckling AB
thenbs.dk	Nordisk Media Utveckling AB
udbudsinformation.dk	Nordisk Media Utveckling AB
udbudsservice.dk	Nordisk Media Utveckling AB

📋 WHOIS#

⏱️ Lookup Timing#

57ms

68ms

40ms

AAAA

53ms

TXT

217ms

CAA

50ms

HTTPS

56ms

TLSA

54ms

SOA

0ms

MTA-STS

57ms

DNSSEC

97ms

SRV

87ms

Total

1030ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-15 22:55:45	1244ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-21 10:04:47 shown	1030ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-14 16:01:08	865ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-02 07:04:04	1209ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-22 18:23:18	2829ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 11:52:05	907ms	2 NS 2 A 0 MX	🔓 Insecure