arkitektguiden.dk

📜 Historical scan 2026-07-12 21:00:44 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

arkitektguiden.dk is a .dk domain served by 2 nameservers (coco.ns.cloudflare.com, houston.ns.cloudflare.com). It was registered on 10 May 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.69.104 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by .. 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 35ms

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 61ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.69.104	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.207.107	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)#

2 records 62ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:cf6b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::6815:4568	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 33ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.69.104,172.67.207.107 ech=AEX+DQBBTwAgACCYOmpYy7hxV4RYyRAaf7cL+b+0QQozQxNqfHwN7+zaNwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:cf6b,2606:4700:3032::6815:4568

📝 TXT Records#

1 records 181ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (arkitektguiden.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.arkitektguiden.dk)
p=reject	v=DMARC1; p=reject; aspf=s

📬 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 08:39:11

www	104.21.69.104 172.67.207.107 2606:4700:3030::ac43:cf6b 2606:4700:3032::6815:4568 (AS13335) (address records, no CNAME)
www vs bare domain	Same network arkitektguiden.dk: 104.21.69.104 172.67.207.107 2606:4700:3030::ac43:cf6b 2606:4700:3032::6815:4568 (AS13335) www.arkitektguiden.dk: 104.21.69.104 172.67.207.107 2606:4700:3030::ac43:cf6b 2606:4700:3032::6815:4568 (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2053ms

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	2409261480
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 2026-10-21 21:55:33

Field	Value
Registrar	Nordisk Media Utveckling AB
Registered	2021-05-10
Expires	2027-05-31 (220d)

🔗 Same registrant#

4 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
entreprenoerguiden.dk	Nordisk Media Utveckling AB
haandvaerkerguiden.dk	Nordisk Media Utveckling AB
ingenioerguiden.dk	Nordisk Media Utveckling AB
ingeniørguiden.dk	Nordisk Media Utveckling AB

📋 WHOIS#

⏱️ Lookup Timing#

35ms

61ms

43ms

AAAA

62ms

TXT

181ms

CAA

33ms

HTTPS

33ms

TLSA

53ms

SOA

0ms

MTA-STS

49ms

DNSSEC

2053ms

SRV

541ms

Total

2808ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 08:39:11	688ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-01 05:27:36	529ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 05:51:27	473ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-23 21:34:55	484ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-12 01:07:36	619ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-04 04:20:23	983ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-30 21:06:22	1569ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-26 12:35:07	861ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-10 16:56:17	9825ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-12 21:00:44 shown	2808ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-28 15:54:51	1712ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-16 13:39:26	579ms	2 NS 2 A 0 MX	🔓 Insecure