3cbolig.dk DNS records

🖥️ Nameservers4 records 74ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.eurodns.com	199.167.66.107 2610:1c8:b002::107	ns1.eurodns.com ns1.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns2.eurodns.com	104.37.178.107 2610:1c8:b001::107	ns2.eurodns.com ns2.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns3.eurodns.com	199.167.66.108 2610:1c8:b002::108	ns3.eurodns.com ns3.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns4.eurodns.com	104.37.178.108 2610:1c8:b001::108	ns4.eurodns.com ns4.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC

🌍 A Records1 records 74ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
80.92.65.215	600s	80-92-65-215.ip.dclux.com	AS24611	Datacenter Luxembourg S.A.	80.92.64.0/19	🇱🇺 Luxembourg	Luxembourg

📧 MX Records1 records 83ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	3cbolig-dk.mail.protection.outlook.com	2a01:111:f403:ca09::1 2a01:111:f403:ca09::2 2a01:111:f403:ca09::f 2a01:111:f403:ca48::c 52.101.103.143 52.101.68.16 52.101.73.153 52.101.73.22	mail-as9pr07cu00301.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-am7pr05cu00106.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

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 299ms

TXT Record
MS=ms32682832
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (3cbolig.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.3cbolig.dk)
p=reject	v=DMARC1; p=reject;

📬 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)

🔐 DNSSEC186ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2026082502
Primary NS (MNAME)	ns1.eurodns.com
Responsible (RNAME)	hostmaster@eurodns.com
Refresh	43200s
Retry	7200s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

74ms

A

74ms

MX

83ms

AAAA

71ms

TXT

299ms

CAA

64ms

HTTPS

69ms

TLSA

776ms

SOA

0ms

MTA-STS

101ms

DNSSEC

186ms

SRV

163ms

Total

1790ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 08:09:04	1790ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-24 08:41:26	1049ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-23 22:20:25	930ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 09:20:24	937ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 08:58:48	803ms	4 NS 1 A 1 MX	🔓 Insecure	View