hjernesagen.dk

📜 Historical scan 2026-06-17 12:47:57 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

hjernesagen.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 29 October 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.42.109 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by hjernesagen-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 166ms

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 Records#

1 records 140ms

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

📧 MX Records#

1 records 169ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	hjernesagen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::4 2a01:111:f403:ca04::d 2a01:111:f403:ca09::9 52.101.68.12 52.101.68.29 52.101.73.11 52.101.73.15	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db4pr02cu00204.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-am9pr04cu00107.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

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 297ms

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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-23 22:30:11

www	185.21.42.109 (AS48854) (address records, no CNAME)
www vs bare domain	Same network hjernesagen.dk: 185.21.42.109 (AS48854) www.hjernesagen.dk: 185.21.42.109 (AS48854)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
default	—	RSA · ~1024 bit below 2048 bit
selector1	selector1-hjernesagen-dk._domainkey.hjernesagendenmark.onmicrosoft.com	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 10/10 · policy: -all

warn 10 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

294ms

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

🏷️ SOA#

139ms

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#

WHOIS fetched 2026-10-12 17:40:37

Field	Value
Registrar	ONE.COM A/S
Registered	1997-10-29
Expires	2026-12-31 (66d)

🔗 Same registrant#

21 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
afasi.dk	ONE.COM A/S
blodpropihjernen.dk	ONE.COM A/S
brainline.dk	Punktum dk A/S (direct)
familiemedhjerneskade.dk	ONE.COM A/S
fokuspåhjernen.dk	Punktum dk A/S (direct)
giv-mig-tid.dk	ONE.COM A/S
hjerneblødning.dk	ONE.COM A/S
hjernefokus.dk	Punktum dk A/S (direct)
hjerneforeningen.dk	Punktum dk A/S (direct)
hjerneklar.dk	Punktum dk A/S (direct)
hjernetelefonen.dk	DANDOMAIN A/S
hjernetrygalliance.dk	DANDOMAIN A/S
hjernevenner.dk	DANDOMAIN A/S
livetmedhjerneskade.dk	ONE.COM A/S
midtilivetmedhjerneskade.dk	Punktum dk A/S (direct)
slagtilfælde.dk	ONE.COM A/S
stokelinjen.dk	DANDOMAIN A/S
stroke.dk	DANDOMAIN A/S
strokeline.dk	Punktum dk A/S (direct)
strokelinjen.dk	DANDOMAIN A/S
sundhjerne.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

166ms

140ms

169ms

AAAA

145ms

TXT

297ms

CAA

146ms

HTTPS

165ms

TLSA

315ms

SOA

139ms

MTA-STS

169ms

DNSSEC

294ms

SRV

0ms

Total

2526ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-23 22:30:11	490ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-29 07:06:55	1211ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 04:02:30	804ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-10 08:23:33	718ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-01 06:34:38	893ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 12:47:57 shown	2526ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 12:34:30	256ms	0 NS 0 A 0 MX	❓ Unknown