estateconcept.dk

📜 Historical scan 2026-06-24 19:11:41 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

estateconcept.dk is a .dk domain served by 2 nameservers (kay.ns.cloudflare.com, lex.ns.cloudflare.com). It was registered on 12 September 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.243.135.25 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by estateconcept-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. 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 50ms

Nameserver	IP addresses	PTR	ASN / ISP
kay.ns.cloudflare.com	108.162.192.125 172.64.32.125 173.245.58.125 2606:4700:50::adf5:3a7d 2803:f800:50::6ca2:c07d 2a06:98c1:50::ac40:207d	kay.ns.cloudflare.com kay.ns.cloudflare.com kay.ns.cloudflare.com kay.ns.cloudflare.com kay.ns.cloudflare.com kay.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lex.ns.cloudflare.com	108.162.193.196 172.64.33.196 173.245.59.196 2606:4700:58::adf5:3bc4 2803:f800:50::6ca2:c1c4 2a06:98c1:50::ac40:21c4	lex.ns.cloudflare.com lex.ns.cloudflare.com lex.ns.cloudflare.com lex.ns.cloudflare.com lex.ns.cloudflare.com lex.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.243.135.25	300s	lb1.webafdeling.dk	AS48854	team.blue Denmark A/S	77.243.128.0/20	🇩🇰 Denmark	—

📧 MX Records#

1 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	estateconcept-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::5 2a01:111:f403:ca09::c 2a01:111:f403:ca09::d 52.101.68.16 52.101.73.1 52.101.73.26 52.101.73.4	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-as9pr05cu01302.inbound.protection.outlook.com mail-am0pr83cu00404.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 → 40.104.116.56
🔶 Autoconfig	77.243.135.25

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 76ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 165ms

TXT Record
MS=ms42640883
v=spf1 include:spf.protection.outlook.com include:estateconcept.dk include:web.shared.mysmtp.com -all

✉️ SPF#

Policy	Record (estateconcept.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:estateconcept.dk include:web.shared.mysmtp.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 2026-10-07 22:48:36

www	77.243.135.25 (AS48854) (address records, no CNAME)
www vs bare domain	Same network estateconcept.dk: 77.243.135.25 (AS48854) www.estateconcept.dk: 77.243.135.25 (AS48854)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 12/10 · policy: -all

error include:estateconcept.dk includes itself (directly or via another include): receivers return permerror
error 12 DNS lookups: the limit is 10, so a receiver whose evaluation gets past the 10th returns permerror (SPF fails)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

108ms

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

🏷️ SOA#

45ms

Field	Value
Serial	2404138811
Primary NS (MNAME)	kay.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-16 19:41:12

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2011-09-12
Expires	2027-09-30 (348d)

🔗 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#

50ms

44ms

40ms

AAAA

55ms

TXT

165ms

CAA

61ms

HTTPS

39ms

TLSA

134ms

SOA

45ms

MTA-STS

54ms

DNSSEC

108ms

SRV

76ms

Total

879ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 19:17:30	757ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-27 11:46:34	1002ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-26 11:37:28	1688ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-08 14:00:33	2051ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-26 10:58:45	10184ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-07 19:58:01	2319ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-11 12:00:17	2289ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-27 01:45:15	1498ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-24 19:11:41 shown	879ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-22 23:12:32	1027ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-22 23:06:02	1172ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 02:12:09	681ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 08:26:06	656ms	2 NS 1 A 1 MX	🔓 Insecure