casabolig.dk

Records from scan: 2026-10-02 13:10:15 · 2474ms total · last checked 2026-10-25 02:47 (unchanged)

⬇ 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. Its website address 188.40.218.19 is hosted by Hetzner Online GmbH (AS24940) in Germany. 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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 126ms

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#

1 records 123ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
188.40.218.19	3600s	www494.your-server.de	AS24940	Hetzner Online GmbH	188.40.0.0/16	🇩🇪 Germany	Nuremberg

📧 MX Records#

1 records 76ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	casabolig-dk.mail.protection.outlook.com	2a01:111:f403:c967::a 2a01:111:f403:ca21::a 2a01:111:f403:ca3c::6 2a01:111:f403:ca3c::a 52.101.103.140 52.101.185.24 52.101.68.8 52.101.91.156	mail-cpjpr05cu00102.inbound.protection.outlook.com mail-maspr04cu00102.inbound.protection.outlook.com mail-zrxpr04cu00106.inbound.protection.outlook.com mail-zrxpr07cu00102.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-zrxpr07cu00100.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-maspr04cu00104.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	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 141ms

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

📝 TXT Records#

5 records 314ms

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#

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#

263ms

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

🏷️ SOA#

103ms

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#

126ms

123ms

76ms

AAAA

113ms

TXT

314ms

CAA

112ms

HTTPS

91ms

TLSA

881ms

SOA

103ms

MTA-STS

175ms

DNSSEC

263ms

SRV

141ms

Total

2474ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 13:10:15 shown	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	1021ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-16 19:36:34	2618ms	2 NS 1 A 1 MX	🔒 Secure