kaerbolig.dk DNS records

🖥️ Nameservers2 records 39ms

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 Records1 records 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.51	3600s	linux25.curanet.dk	AS48854	—	—	—	—

📧 MX Records1 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	kaerbolig-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::5 2a01:111:f403:ca09::8 2a01:111:f403:ca09::b 52.101.68.25 52.101.73.1 52.101.73.11 52.101.73.24	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am1pr04cu00103.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 → 52.98.149.136
🔶 Autoconfig	185.21.41.51

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 177ms

TXT Record
MS=ms70755279
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (kaerbolig.dk)
-all (hard 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

🔗 TLSA / DANE

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

🔐 DNSSEC102ms

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

🏷️ SOA41ms

Field	Value
Serial	2026031901
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 — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

39ms

A

44ms

MX

43ms

AAAA

41ms

TXT

177ms

CAA

34ms

HTTPS

40ms

TLSA

159ms

SOA

41ms

MTA-STS

257ms

DNSSEC

102ms

SRV

2069ms

Total

3039ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-22 01:46:28	3039ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 19:16:27	1106ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 02:05:46	1864ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 15:26:50	1250ms	2 NS 1 A 1 MX	🔒 Secure	View