hjernesagen.dk DNS records

🖥️ Nameservers2 records 35ms

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 47ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.42.109	600s	prolinux7.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 48ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	hjernesagen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::c 2a01:111:f403:ca04::f 2a01:111:f403:ca09::4 2a01:111:f403:ca48::12 52.101.68.18 52.101.73.15 52.101.73.153 52.101.73.30	mail-db9pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-miypr05cu00202.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr05cu00401.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 → 40.104.116.56

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 158ms

TXT Record
facebook-domain-verification=ergpar4qf5vmq155i06m4jr73aq277
v=spf1 mx include:dedicated.mysmtp.com include:spf.curanet.dk include:mailmailmail.net ip4:77.66.57.123 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (hjernesagen.dk)
-all (hard fail)	v=spf1 mx include:dedicated.mysmtp.com include:spf.curanet.dk include:mailmailmail.net ip4:77.66.57.123 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.hjernesagen.dk)
p=none (monitor only)	v=DMARC1; p=none; sp=none; adkim=r; aspf=r; rua=mailto:abuse@hjernesagen.dk; ruf=mailto:abuse@hjernesagen.dk; fo=0; pct=100; ri=86400

📬 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)

🔐 DNSSEC79ms

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

🏷️ SOA0ms

Field	Value
Serial	2026032401
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

35ms

A

47ms

MX

48ms

AAAA

45ms

TXT

158ms

CAA

39ms

HTTPS

58ms

TLSA

312ms

SOA

0ms

MTA-STS

68ms

DNSSEC

79ms

SRV

54ms

Total

893ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 06:34:38	893ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 12:47:57	2526ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 12:34:30	256ms	0 NS 0 A 0 MX	❓ Unknown	View