grena.dk

📜 Historical scan 2026-10-05 17:12:22 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

grena.dk is a .dk domain served by 2 nameservers (ns1.designrus.dk, ns2.designrus.dk). It was registered on 17 October 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.4.18.84 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by server1.designrus.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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 48ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.designrus.dk	176.9.4.22 2a01:4f8:141:3416::2	server1.designrus.dk server1.designrus.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns2.designrus.dk	2a01:4f8:242:5649::2 49.12.124.182	server2.designrus.dk server2.designrus.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🌍 A Records#

1 records 57ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.4.18.84	3600s	server5.designrus.dk	AS24940	Hetzner Online GmbH	46.4.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records#

1 records 60ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	server1.designrus.dk	176.9.4.22 2a01:4f8:141:3416::2	server1.designrus.dk server1.designrus.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	grena.dk → 46.4.18.84
🔶 Autoconfig	discover.designrus.dk → 49.12.124.182

🔷 AAAA Records (IPv6)#

1 records 51ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f8:221:3960::2	3600s	—	AS24940	Hetzner Online GmbH	2a01:4f8:0:0:0:0:0:0/31	🇩🇪 Germany	Falkenstein

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 100ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	1	1	443	discover.designrus.dk

📝 TXT Records#

1 records 261ms

TXT Record
v=spf1 mx a include:_spf.designrus.dk ~all

✉️ SPF#

Policy	Record (grena.dk)
~all (soft fail)	v=spf1 mx a include:_spf.designrus.dk ~all

📨 DMARC#

Policy	Record (_dmarc.grena.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:postmaster@grena.dk

📬 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 2026-10-16 22:24:45

www	46.4.18.84 2a01:4f8:221:3960::2 (AS24940) (address records, no CNAME)
www vs bare domain	Same network grena.dk: 46.4.18.84 2a01:4f8:221:3960::2 (AS24940) www.grena.dk: 46.4.18.84 2a01:4f8:221:3960::2 (AS24940)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 0 iterations · no salt · opt-out RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ 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
CNAME	_acme-challenge.grena.dk	grena.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

133ms

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

🏷️ SOA#

58ms

Field	Value
Serial	2026100502
Primary NS (MNAME)	ns1.designrus.dk
Responsible (RNAME)	admin@designrus.dk
Refresh	1200s
Retry	540s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-10 16:07:21

Field	Value
Registrar	Realtime Register B.V.
Registered	2025-10-17
Expires	2026-10-16 (expired)

📋 WHOIS#

⏱️ Lookup Timing#

48ms

57ms

60ms

AAAA

51ms

TXT

261ms

CAA

43ms

HTTPS

53ms

TLSA

176ms

SOA

58ms

MTA-STS

76ms

DNSSEC

133ms

SRV

100ms

Total

914ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 22:24:45	691ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-10 15:53:54	1246ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-05 17:12:22 shown	914ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-30 16:57:06	880ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-29 13:59:54	880ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-24 12:57:46	1152ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-16 11:57:27	1547ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-09 09:50:31	974ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-04 00:07:21	975ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-26 12:34:17	821ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-20 12:39:29	3898ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-15 22:35:29	3790ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-09 05:02:52	2028ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-25 09:44:24	2751ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-21 00:19:03	9933ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-17 07:53:02	9311ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-12 03:01:42	1195ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-05 21:45:18	1030ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-01 13:03:02	995ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-25 19:10:28	671ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-23 00:33:03	963ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 10:09:46	1889ms	2 NS 1 A 1 MX	🔓 Insecure