kursus-kompagniet.dk DNS records

🖥️ Nameservers2 records 32ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records1 records 25ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.20.205.47	3600s	linux373.unoeuro.com	AS48854	team.blue Denmark A/S	185.20.204.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 25ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	kursuskompagniet-dk01e.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca04::7 2a01:111:f403:ca04::d 2a01:111:f403:ca48::c 52.101.73.145 52.101.73.22 52.101.73.28 52.101.73.4	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-am6pr02cu00301.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-am7pr05cu00204.inbound.protection.outlook.com mail-am0pr83cu00404.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 → 40.104.116.24
🔶 Autoconfig	185.20.205.47

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 152ms

TXT Record
v=spf1 include:spf.protection.outlook.com include:mailmailmail.net include:mailgun.org include:eu.transmail.net include:localsmtp.web.simply.com -all

✉️ SPF

Policy	Record (kursus-kompagniet.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:mailmailmail.net include:mailgun.org include:eu.transmail.net include:localsmtp.web.simply.com -all

📨 DMARC

Policy	Record (_dmarc.kursus-kompagniet.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:6597c839d86ee@dmarc-dk.centerasecurity.com

📬 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)

🔐 DNSSEC99ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082702
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

32ms

A

25ms

MX

25ms

AAAA

24ms

TXT

152ms

CAA

30ms

HTTPS

23ms

TLSA

734ms

SOA

0ms

MTA-STS

43ms

DNSSEC

99ms

SRV

51ms

Total

1288ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 17:34:29	1288ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 17:07:44	1353ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-25 07:14:10	9829ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-16 02:06:15	1411ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-10 12:25:19	14245ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-17 18:23:49	1458ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-27 18:31:25	1096ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-20 01:28:51	1372ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 13:52:15	2206ms	2 NS 1 A 1 MX	🔓 Insecure	View