abkconstruction.dk

📜 Historical scan 2026-06-27 00:33:53 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

abkconstruction.dk is a .dk domain served by 2 nameservers (alexandra.ns.cloudflare.com, newt.ns.cloudflare.com). It was registered on 30 November 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.3.202 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by abkconstruction-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 269ms

Nameserver	IP addresses	PTR	ASN / ISP
alexandra.ns.cloudflare.com	108.162.194.30 162.159.38.30 172.64.34.30 2606:4700:50::a29f:261e 2803:f800:50::6ca2:c21e 2a06:98c1:50::ac40:221e	alexandra.ns.cloudflare.com alexandra.ns.cloudflare.com alexandra.ns.cloudflare.com alexandra.ns.cloudflare.com — alexandra.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
newt.ns.cloudflare.com	108.162.193.212 172.64.33.212 173.245.59.212 2606:4700:58::adf5:3bd4 2803:f800:50::6ca2:c1d4 2a06:98c1:50::ac40:21d4	newt.ns.cloudflare.com newt.ns.cloudflare.com newt.ns.cloudflare.com newt.ns.cloudflare.com newt.ns.cloudflare.com newt.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 256ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.3.202	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.131.42	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 233ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	abkconstruction-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca04::a 2a01:111:f403:ca09::c 2a01:111:f403:ca09::f 52.101.68.29 52.101.68.36 52.101.73.2 52.101.73.24	mail-db4pr02cu00307.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-as8pr05cu00300.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	autodiscover.outlook.com → 40.104.116.40

🔷 AAAA Records (IPv6)#

2 records 255ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:832a	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:3ca	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 241ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.3.202,172.67.131.42 ech=AEX+DQBBmgAgACCqboMHCILz8lT61n8+ZRMrw0bEopM1UtojJSpzNByoagAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:832a,2606:4700:3034::6815:3ca

📝 TXT Records#

2 records 642ms

TXT Record
MS=ms52964991
v=spf1 include:spf.protection.outlook.com ~all

✉️ SPF#

Policy	Record (abkconstruction.dk)
~all (soft 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 2026-10-13 01:47:04

www	104.21.3.202 172.67.131.42 2606:4700:3032::ac43:832a 2606:4700:3034::6815:3ca (AS13335) (address records, no CNAME)
www vs bare domain	Same network abkconstruction.dk: 104.21.3.202 172.67.131.42 2606:4700:3032::ac43:832a 2606:4700:3034::6815:3ca (AS13335) www.abkconstruction.dk: 104.21.3.202 172.67.131.42 2606:4700:3032::ac43:832a 2606:4700:3034::6815:3ca (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#

522ms

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

🏷️ SOA#

219ms

Field	Value
Serial	2404035509
Primary NS (MNAME)	alexandra.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-12 00:30:41

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2022-11-30
Expires	2026-11-29 (41d)

🔗 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#

269ms

256ms

233ms

AAAA

255ms

TXT

642ms

CAA

229ms

HTTPS

241ms

TLSA

284ms

SOA

219ms

MTA-STS

274ms

DNSSEC

522ms

SRV

438ms

Total

2303ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 01:47:04	3122ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-12 00:16:34	1155ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-28 03:20:24	1621ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-14 01:16:28	9636ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-29 22:20:26	1179ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-27 00:33:53 shown	2303ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-23 23:26:49	4316ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-23 20:18:58	1023ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 17:12:49	953ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-16 12:57:38	1541ms	2 NS 2 A 1 MX	🔓 Insecure