c3ejendomme.dk

Records from scan: 2026-07-02 00:24:38 · 1062ms total · last checked 2026-10-17 00:40 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

c3ejendomme.dk is a .dk domain served by 2 nameservers (ns1.aveo.dk, ns2.aveo.dk). It was registered on 23 September 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.40.45 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by c3ejendomme-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no 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 34ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.aveo.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.aveo.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 25ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.45	3600s	linux28.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 26ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	c3ejendomme-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca09::20 2a01:111:f403:ca09::b 2a01:111:f403:ca09::f 52.101.68.15 52.101.68.16 52.101.68.3 52.101.73.153	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-as8pr05cu00401.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	autoconfig-mf.onlinemail.io → 185.21.40.62

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 128ms

TXT Record
v=spf1 include:spf.protection.outlook.com include:spf.curanet.dk include:spf.mailmarketing.nu ~all

✉️ SPF#

Policy	Record (c3ejendomme.dk)
~all (soft fail)	v=spf1 include:spf.protection.outlook.com include:spf.curanet.dk include:spf.mailmarketing.nu ~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#

checked 2026-10-12 13:44:14

www	185.21.40.45 (AS48854) (address records, no CNAME)
www vs bare domain	Same network c3ejendomme.dk: 185.21.40.45 (AS48854) www.c3ejendomme.dk: 185.21.40.45 (AS48854)
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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

53ms

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

🏷️ SOA#

28ms

Field	Value
Serial	2023022401
Primary NS (MNAME)	ns1.aveo.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-09 10:20:33

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2019-09-23
Expires	2027-09-30 (348d)

📋 WHOIS#

⏱️ Lookup Timing#

34ms

25ms

26ms

AAAA

25ms

TXT

128ms

CAA

38ms

HTTPS

15ms

TLSA

510ms

SOA

28ms

MTA-STS

36ms

DNSSEC

53ms

SRV

39ms

Total

1062ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-07-02 00:24:38 shown	1062ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 18:46:29	442ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 18:41:05	995ms	2 NS 1 A 1 MX	🔒 Secure