dkc-isolering.dk DNS records

🖥️ Nameservers2 records 218ms

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 201ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.251	300s	linux8.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 245ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	dkcisolering-dk0i.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca09::20 2a01:111:f403:ca09::6 2a01:111:f403:ca09::b 52.101.68.12 52.101.73.1 52.101.73.11 52.101.73.30	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-am7pr05cu00306.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
🔶 Autoconfig	185.21.40.251

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 406ms

TXT Record
MS=ms91142914
v=spf1 mx include:spf.protection.outlook.com include:spf.curanet.dk -all

✉️ SPF

Policy	Record (dkc-isolering.dk)
-all (hard fail)	v=spf1 mx include:spf.protection.outlook.com include:spf.curanet.dk -all

📨 DMARC

Policy	Record (_dmarc.dkc-isolering.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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)

🔐 DNSSEC316ms

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

🏷️ SOA165ms

Field	Value
Serial	2024040901
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

218ms

A

201ms

MX

245ms

AAAA

193ms

TXT

406ms

CAA

209ms

HTTPS

191ms

TLSA

228ms

SOA

165ms

MTA-STS

279ms

DNSSEC

316ms

SRV

277ms

Total

1487ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-25 20:15:22	1487ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 03:45:55	4779ms	2 NS 1 A 1 MX	🔒 Secure	View