koldkur.dk DNS records

🖥️ Nameservers2 records 47ms

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 39ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.156.47	3600s	nt37.unoeuro.com	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records1 records 53ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	koldkur-dk.mail.protection.outlook.com	2a01:111:f403:ca04::c 2a01:111:f403:ca09::2 2a01:111:f403:ca09::4 2a01:111:f403:ca09::d 52.101.181.153 52.101.68.0 52.101.68.25 52.101.73.153	mail-db9pr02cu00204.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db8pr02cu00101.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 → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 156ms

TXT Record
knowbe4-site-verification=dfcca78f95956c3fa307e90b2e98d692
MS=ms22932679
v=spf1 ip4:176.21.1.26 include:spf.protection.outlook.com include:spf.simply.com -all

✉️ SPF

Policy	Record (koldkur.dk)
-all (hard fail)	v=spf1 ip4:176.21.1.26 include:spf.protection.outlook.com include:spf.simply.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)

🔐 DNSSEC108ms

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

🏷️ SOA0ms

Field	Value
Serial	2026070601
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

47ms

A

39ms

MX

53ms

AAAA

47ms

TXT

156ms

CAA

29ms

HTTPS

50ms

TLSA

314ms

SOA

0ms

MTA-STS

69ms

DNSSEC

108ms

SRV

69ms

Total

1063ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 13:50:19	1063ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-07 00:07:52	10759ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-29 18:01:20	1138ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-18 18:37:07	1037ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-18 07:39:31	3114ms	3 NS 1 A 1 MX	🔓 Insecure	View