casabolig.dk

📜 Historical scan 2026-06-25 11:01:26 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

casabolig.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by casabolig-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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 98ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 69ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	casabolig-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca09::20 2a01:111:f403:ca09::4 2a01:111:f403:ca09::8 52.101.68.18 52.101.73.15 52.101.73.19 52.101.73.24	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr04cu00803.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 → 52.98.154.136
🔶 Autoconfig	188.40.218.19

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 109ms

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

📝 TXT Records#

5 records 321ms

TXT Record
_globalsign-domain-verification=kZms8R36cwL9XL1DVnx4lgK4uHaITvV7q6pHhLOQ7z
_globalsign-domain-verification=qaJZ5GKmD9E7TMaqviEKEtknfF9s3lA5F9LyfGtSbI
_globalsign-domain-verification=VcjMbX5OQJTEjvs_lI0cHDSt_G3TqYVO1FzlRdIKFF
MS=ms49072223
v=spf1 include:_spf13370.spfprotect.com -all

✉️ SPF#

Policy	Record (casabolig.dk)
-all (hard fail)	v=spf1 include:_spf13370.spfprotect.com -all

📨 DMARC#

Policy	Record (_dmarc.casabolig.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:6385dd9b2da32@dmarc.centerasecurity.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 19:19:31

www	188.40.218.19 (AS24940) (address records, no CNAME)
www vs bare domain	Same network casabolig.dk: 188.40.218.19 (AS24940) www.casabolig.dk: 188.40.218.19 (AS24940)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-casabolig-dk._domainkey.mplusdk.onmicrosoft.com	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 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#

77ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

39ms

Field	Value
Serial	2023022201
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

98ms

89ms

69ms

AAAA

36ms

TXT

321ms

CAA

73ms

HTTPS

68ms

TLSA

228ms

SOA

39ms

MTA-STS

182ms

DNSSEC

77ms

SRV

109ms

Total

1021ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 13:10:15	2474ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 12:14:25	1076ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 11:01:26 shown	1021ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-16 19:36:34	2618ms	2 NS 1 A 1 MX	🔒 Secure