hjernero.dk

📜 Historical scan 2026-08-26 22:24:31 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

hjernero.dk is a .dk domain served by 3 nameservers (ns1.codafgroup.com, ns2.codafgroup.com, ns3.codafgroup.com). It was registered on 1 May 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 57.129.90.15 is hosted by OVH SAS (AS16276) in Germany. Mail is handled by hjernero.dk. The zone is not DNSSEC-signed, 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#

3 records 125ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.codafgroup.com	104.236.38.47	ns1.serverhostgroup.com	AS14061 DigitalOcean, LLC
ns2.codafgroup.com	46.101.214.99	ns2.serverhostgroup.com	AS14061 DigitalOcean, LLC
ns3.codafgroup.com	141.164.45.163	ns3.serverhostgroup.com	AS20473 The Constant Company, LLC

🌍 A Records#

1 records 2053ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
57.129.90.15	14398s	rs8-fra.serverhostgroup.com	AS16276	OVH SAS	57.128.0.0/15	🇩🇪 Germany	Frankfurt am Main

📧 MX Records#

1 records 374ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	14400s	hjernero.dk	57.129.90.15	rs8-fra.serverhostgroup.com	AS16276 OVH SAS

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 907ms

TXT Record
v=spf1 +a +mx +ip4:57.129.90.15 include:relay.mailchannels.net ~all

✉️ SPF#

Policy	Record (hjernero.dk)
~all (soft fail)	v=spf1 +a +mx +ip4:57.129.90.15 include:relay.mailchannels.net ~all

📨 DMARC#

Policy	Record (_dmarc.hjernero.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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-04 07:05:03

www CNAME	hjernero.dk (all on hjernero.dk)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	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: 3/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.hjernero.dk	xtvKVoLQYD8VoVRMrpfsal5WOJ_fRfuFbLzXY9xQmNc

🔗 TLSA / DANE#

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

🔐 DNSSEC#

159ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2026071902
Primary NS (MNAME)	ns1.codafgroup.com
Responsible (RNAME)	sh@serverhostgroup.com
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-12 09:34:21

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2023-05-01
Expires	2027-04-30 (195d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

125ms

2053ms

374ms

AAAA

340ms

TXT

907ms

CAA

135ms

HTTPS

351ms

TLSA

138ms

SOA

0ms

MTA-STS

88ms

DNSSEC

159ms

SRV

453ms

Total

4832ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-23 02:37:11	3902ms	3 NS 1 A 1 MX	🔓 Insecure
2026-08-26 22:24:31 shown	4832ms	3 NS 1 A 1 MX	🔓 Insecure
2026-07-19 16:34:51	3756ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-17 12:38:23	2650ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-17 12:34:07	274ms	0 NS 0 A 0 MX	❓ Unknown