konstruktoeren.dk

📜 Historical scan 2026-08-10 20:25:43 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

konstruktoeren.dk is a .dk domain served by 2 nameservers (lisa.ns.cloudflare.com, melnicoff.ns.cloudflare.com). It was registered on 22 August 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.7.71 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.pub.mailpod9-cph3.one.com, mx2.pub.mailpod9-cph3.one.com and 2 more. 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 214ms

Nameserver	IP addresses	PTR	ASN / ISP
lisa.ns.cloudflare.com	108.162.192.131 172.64.32.131 173.245.58.131 2606:4700:50::adf5:3a83 2803:f800:50::6ca2:c083 2a06:98c1:50::ac40:2083	lisa.ns.cloudflare.com lisa.ns.cloudflare.com lisa.ns.cloudflare.com lisa.ns.cloudflare.com lisa.ns.cloudflare.com lisa.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
melnicoff.ns.cloudflare.com	108.162.195.174 162.159.44.174 172.64.35.174 2606:4700:58::a29f:2cae 2803:f800:50::6ca2:c3ae 2a06:98c1:50::ac40:23ae	melnicoff.ns.cloudflare.com melnicoff.ns.cloudflare.com melnicoff.ns.cloudflare.com melnicoff.ns.cloudflare.com melnicoff.ns.cloudflare.com melnicoff.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 193ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.7.71	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.187.142	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

4 records 247ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1.pub.mailpod9-cph3.one.com	185.164.14.118	mx1.pub.mailpod9-cph3.one.com	AS51468 One.com A/S
10	300s	mx2.pub.mailpod9-cph3.one.com	185.164.14.119	mx2.pub.mailpod9-cph3.one.com	AS51468 One.com A/S
10	300s	mx3.pub.mailpod9-cph3.one.com	185.164.14.120	mx3.pub.mailpod9-cph3.one.com	AS51468 One.com A/S
10	300s	mx4.pub.mailpod9-cph3.one.com	185.164.14.124	mx4.pub.mailpod9-cph3.one.com	AS51468 One.com A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.7.71
🔶 Autoconfig	172.67.187.142

🔷 AAAA Records (IPv6)#

2 records 173ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:bb8e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:747	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 254ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.7.71,172.67.187.142 ech=AEX+DQBBaAAgACAOLcELzyJ8ZkdamkzjzcdAQ9ACpp2tPSKJBrAczhC0XgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:bb8e,2606:4700:3037::6815:747

📝 TXT Records#

1 records 663ms

TXT Record
v=spf1 include:_spf.one.com include:spf.smtp2go.com ~all

✉️ SPF#

Policy	Record (konstruktoeren.dk)
~all (soft fail)	v=spf1 include:_spf.one.com include:spf.smtp2go.com ~all

📨 DMARC#

Policy	Record (_dmarc.konstruktoeren.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:rua@dmarc.brevo.com

📬 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 2026-10-09 02:18:16

www	104.21.7.71 172.67.187.142 2606:4700:3032::ac43:bb8e 2606:4700:3037::6815:747 (AS13335) (address records, no CNAME)
www vs bare domain	Same network konstruktoeren.dk: 104.21.7.71 172.67.187.142 2606:4700:3032::ac43:bb8e 2606:4700:3037::6815:747 (AS13335) www.konstruktoeren.dk: 104.21.7.71 172.67.187.142 2606:4700:3032::ac43:bb8e 2606:4700:3037::6815:747 (AS13335)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

4 records 483ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod9-cph3.one.com	DANE-EE · SPKI · SHA-256	45270A69B37BD0C454F2B3E54CC89AD7…
SMTP _25._tcp.mx2.pub.mailpod9-cph3.one.com	DANE-EE · SPKI · SHA-256	45270A69B37BD0C454F2B3E54CC89AD7…
SMTP _25._tcp.mx3.pub.mailpod9-cph3.one.com	DANE-EE · SPKI · SHA-256	45270A69B37BD0C454F2B3E54CC89AD7…
SMTP _25._tcp.mx4.pub.mailpod9-cph3.one.com	DANE-EE · SPKI · SHA-256	45270A69B37BD0C454F2B3E54CC89AD7…

🔐 DNSSEC#

456ms

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	2411842936
Primary NS (MNAME)	lisa.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-09 12:13:03

Field	Value
Registrar	ONE.COM A/S
Registered	2020-08-22
Expires	2027-08-31 (308d)

📋 WHOIS#

⏱️ Lookup Timing#

214ms

193ms

247ms

AAAA

173ms

TXT

663ms

CAA

253ms

HTTPS

254ms

TLSA

483ms

SOA

0ms

MTA-STS

336ms

DNSSEC

456ms

SRV

279ms

Total

6572ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 02:18:16	1035ms	2 NS 2 A 4 MX	🔓 Insecure
2026-09-29 23:12:45	636ms	2 NS 2 A 4 MX	🔓 Insecure
2026-09-27 01:17:43	2485ms	2 NS 2 A 4 MX	🔓 Insecure
2026-09-19 17:00:42	1273ms	2 NS 2 A 4 MX	🔓 Insecure
2026-09-04 10:45:22	10373ms	2 NS 2 A 4 MX	🔓 Insecure
2026-08-10 20:25:43 shown	6572ms	2 NS 2 A 4 MX	🔓 Insecure
2026-07-22 19:03:44	10129ms	2 NS 2 A 4 MX	🔓 Insecure
2026-06-18 04:51:56	1813ms	2 NS 2 A 4 MX	🔓 Insecure