hjernesagen.dk

Records from scan: 2026-10-23 22:30:11 · 490ms total · last checked 2026-10-25 06:06 (unchanged)

⬇ 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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 30ms

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 31ms

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 Records#

1 records 21ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	hjernesagen-dk.mail.protection.outlook.com	2a01:111:f403:ca09::22 2a01:111:f403:ca09::24 2a01:111:f403:ca09::a 2a01:111:f403:ca3c::6 52.101.103.162 52.101.103.36 52.101.68.29 52.101.73.153	mail-am7pr02cu00302.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-zrxpr04cu00106.inbound.protection.outlook.com mail-miypr03cu00202.inbound.protection.outlook.com mail-miypr05cu00104.inbound.protection.outlook.com mail-dbapr03cu00105.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 → 52.98.149.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 98ms

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#

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#

91ms

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

🏷️ SOA#

28ms

Field	Value
Serial	2026092801
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 (65d)

🔗 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#

30ms

31ms

21ms

AAAA

25ms

TXT

98ms

CAA

25ms

HTTPS

23ms

TLSA

55ms

SOA

28ms

MTA-STS

40ms

DNSSEC

91ms

SRV

37ms

Total

490ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-23 22:30:11 shown	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	2526ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 12:34:30	256ms	0 NS 0 A 0 MX	❓ Unknown