konstruktur.dk

📜 Historical scan 2026-10-01 03:08:44 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

konstruktur.dk is a .dk domain served by 2 nameservers (ivan.ns.cloudflare.com, raphaela.ns.cloudflare.com). It was registered on 11 June 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.82.66 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by konstruktur-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no 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 77ms

Nameserver	IP addresses	PTR	ASN / ISP
ivan.ns.cloudflare.com	108.162.193.120 172.64.33.120 173.245.59.120 2606:4700:58::adf5:3b78 2803:f800:50::6ca2:c178 2a06:98c1:50::ac40:2178	ivan.ns.cloudflare.com ivan.ns.cloudflare.com ivan.ns.cloudflare.com ivan.ns.cloudflare.com ivan.ns.cloudflare.com ivan.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
raphaela.ns.cloudflare.com	108.162.194.192 162.159.38.192 172.64.34.192 2606:4700:50::a29f:26c0 2803:f800:50::6ca2:c2c0 2a06:98c1:50::ac40:22c0	raphaela.ns.cloudflare.com raphaela.ns.cloudflare.com raphaela.ns.cloudflare.com raphaela.ns.cloudflare.com raphaela.ns.cloudflare.com raphaela.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 57ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.82.66	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.197.114	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 89ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	konstruktur-dk.mail.protection.outlook.com	2a01:111:f403:ca04::c 2a01:111:f403:ca21::10 2a01:111:f403:ca3c::6 2a01:111:f403:ca3c::a 52.101.103.162 52.101.68.27 52.101.73.145 52.101.91.159	mail-db9pr02cu00204.inbound.protection.outlook.com mail-matpr05cu00100.inbound.protection.outlook.com mail-zrxpr04cu00106.inbound.protection.outlook.com mail-zrxpr07cu00102.inbound.protection.outlook.com mail-miypr03cu00202.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-am6pr02cu00301.inbound.protection.outlook.com mail-matpr04cu00207.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.82.66

🔷 AAAA Records (IPv6)#

2 records 43ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::ac43:c572	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:5242	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 55ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.82.66,172.67.197.114 ech=AEX+DQBBJwAgACC1gAs7SPXgb6WUAb5+aX6R6aWs2Ms7dQ85GugS6PsoGAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:c572,2606:4700:3035::6815:5242

📝 TXT Records#

1 records 221ms

TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

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

latest probe, not this scan · checked 2026-10-20 22:33:24

www	104.21.82.66 172.67.197.114 2606:4700:3034::ac43:c572 2606:4700:3035::6815:5242 (AS13335) (address records, no CNAME)
www vs bare domain	Same network konstruktur.dk: 104.21.82.66 172.67.197.114 2606:4700:3034::ac43:c572 2606:4700:3035::6815:5242 (AS13335) www.konstruktur.dk: 104.21.82.66 172.67.197.114 2606:4700:3034::ac43:c572 2606:4700:3035::6815:5242 (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

109ms

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

🏷️ SOA#

70ms

Field	Value
Serial	2414383676
Primary NS (MNAME)	ivan.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-20 23:08:09

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2021-06-11
Expires	2027-06-30 (249d)

🔗 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#

77ms

57ms

89ms

AAAA

43ms

TXT

221ms

CAA

34ms

HTTPS

55ms

TLSA

786ms

SOA

70ms

MTA-STS

91ms

DNSSEC

109ms

SRV

144ms

Total

1464ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-20 22:33:24	3243ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-07 23:43:49	1133ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-01 03:08:44 shown	1464ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-11 20:22:31	3662ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-23 06:36:11	3082ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-25 11:17:48	3356ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-18 06:23:50	4720ms	2 NS 2 A 1 MX	🔓 Insecure