cortasbolig.dk

📜 Historical scan 2026-09-27 23:24:53 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cortasbolig.dk is a .dk domain served by 2 nameservers (ns61.domaincontrol.com, ns62.domaincontrol.com). It was registered on 16 June 2026 (WHOIS) and first appeared in the .dk zone on 18 June 2026. Its website address 15.197.225.128 is hosted by Amazon.com, Inc. (AS16509) in United States. Mail is handled by cortasbolig-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a 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 49ms

Nameserver	IP addresses	PTR	ASN / ISP
ns61.domaincontrol.com	2603:5:2153::20 97.74.101.32	ns61.domaincontrol.com ns61.domaincontrol.com	AS44273 Host Europe GmbH AS44273 Host Europe GmbH
ns62.domaincontrol.com	173.201.69.32 2603:5:2253::20	ns62.domaincontrol.com ns62.domaincontrol.com	AS44273 Host Europe GmbH AS44273 Host Europe GmbH

🌍 A Records#

2 records 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
15.197.225.128	3600s	aec037177372cc6cd.awsglobalaccelerator.com	AS16509	Amazon.com, Inc.	15.196.0.0/14	🇺🇸 United States	—
3.33.251.168	3600s	aec037177372cc6cd.awsglobalaccelerator.com	AS16509	Amazon.com, Inc.	3.33.128.0/17	🇺🇸 United States	—

📧 MX Records#

1 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	cortasbolig-dk.mail.protection.outlook.com	2a01:111:f403:c967:: 2a01:111:f403:c967::2 2a01:111:f403:c967::4 2a01:111:f403:c967::6 52.101.209.2 52.101.209.4 52.101.209.6 52.101.209.74	mail-cpcp307cu00400.inbound.protection.outlook.com mail-cpap307cu00402.inbound.protection.outlook.com mail-cpap307cu00204.inbound.protection.outlook.com mail-cpcp307cu00206.inbound.protection.outlook.com mail-cpap307cu00402.inbound.protection.outlook.com mail-cpap307cu00204.inbound.protection.outlook.com mail-cpcp307cu00206.inbound.protection.outlook.com mail-cpcp307cu00402.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)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 277ms

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

✉️ SPF#

Policy	Record (cortasbolig.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.cortasbolig.dk)
p=quarantine	v=DMARC1; p=quarantine; adkim=r; aspf=r; rua=mailto:dmarc_rua@onsecureserver.net;

📬 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 10:16:20

www CNAME	cortasbolig.dk (all on cortasbolig.dk) → 15.197.225.128 3.33.251.168 (AS16509)
www vs bare domain	Same network cortasbolig.dk: 15.197.225.128 3.33.251.168 (AS16509) www.cortasbolig.dk: 15.197.225.128 3.33.251.168 (AS16509)
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#

2056ms

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	2026061902
Primary NS (MNAME)	ns61.domaincontrol.com
Responsible (RNAME)	dns@jomax.net
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-11 23:42:19

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2026-06-16
Expires	2027-06-15 (233d)

🔗 Same registrant#

5 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
clearway.dk	Punktum dk A/S (direct)
cortas.dk	Simply.com A/S
forvalt.dk	Punktum dk A/S (direct)
heimbo.dk	Punktum dk A/S (direct)
nordic-pp.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

49ms

42ms

37ms

AAAA

55ms

TXT

277ms

CAA

41ms

HTTPS

44ms

TLSA

600ms

SOA

0ms

MTA-STS

73ms

DNSSEC

2056ms

SRV

77ms

Total

3168ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 10:16:20	1221ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-04 11:10:36	1141ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 07:52:36	892ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-27 23:24:53 shown	3168ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-26 08:50:50	1268ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 22:47:05	1525ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-18 14:35:35	2263ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-18 08:35:00	643ms	2 NS 2 A 0 MX	🔓 Insecure