gantrup.dk

📜 Historical scan 2026-09-08 05:13:54 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gantrup.dk is a .dk domain served by 2 nameservers (ns1.concrete5danmark.dk, ns2.concrete5danmark.dk). It was registered on 23 October 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 138.201.255.81 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by gantrup.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 112ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.concrete5danmark.dk	88.99.120.238	ns1.dnshotel.dk	AS24940 Hetzner Online GmbH
ns2.concrete5danmark.dk	94.130.170.39	ns2.dnshotel.dk	AS24940 Hetzner Online GmbH

🌍 A Records#

1 records 158ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
138.201.255.81	360s	server.concrete5danmark.dk	AS24940	Hetzner Online GmbH	138.201.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records#

1 records 344ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	360s	gantrup.dk	138.201.255.81 2a01:4f8:173:2652::1	server.concrete5danmark.dk server.concrete5danmark.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)#

1 records 163ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f8:173:2652::1	3600s	server.concrete5danmark.dk	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

📝 TXT Records#

1 records 589ms

TXT Record
v=spf1 ip4:138.201.255.81 include:spf.azehosting.net +a +mx +ip4:138.201.130.182 +include:relay.mailchannels.net ~all

✉️ SPF#

Policy	Record (gantrup.dk)
~all (soft fail)	v=spf1 ip4:138.201.255.81 include:spf.azehosting.net +a +mx +ip4:138.201.130.182 +include:relay.mailchannels.net ~all

📨 DMARC#

Policy	Record (_dmarc.gantrup.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:2y5dqp3quy@rua.powerdmarc.com; ruf=mailto:2y5dqp3quy@ruf.powerdmarc.com;

📬 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 2026-10-13 18:32:01

www CNAME	gantrup.dk (all on gantrup.dk) → 138.201.255.81 2a01:4f8:173:2652::1 (AS24940)
www vs bare domain	Same network gantrup.dk: 138.201.255.81 2a01:4f8:173:2652::1 (AS24940) www.gantrup.dk: 138.201.255.81 2a01:4f8:173:2652::1 (AS24940)
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: 5/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.gantrup.dk	32fMu-qHgXCJiGje3myDozUO-Abbm7VjnlVgnF5V5yo

🔗 TLSA / DANE#

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

🔐 DNSSEC#

218ms

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	2026041318
Primary NS (MNAME)	ns1.concrete5danmark.dk
Responsible (RNAME)	server-admin@azehosting.net
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-13 18:55:50

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2002-10-23
Expires	2026-12-31 (73d)

🔗 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#

112ms

158ms

344ms

AAAA

163ms

TXT

589ms

CAA

200ms

HTTPS

193ms

TLSA

90ms

SOA

0ms

MTA-STS

198ms

DNSSEC

218ms

SRV

371ms

Total

2045ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 18:32:01	2047ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-09 15:31:11	2464ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-08 11:43:58	1063ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-04 08:48:56	628ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-02 08:46:04	1678ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-29 08:22:46	753ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-25 07:14:52	8842ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-23 11:21:18	1450ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-20 12:01:23	1414ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-19 06:53:18	4670ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-15 07:12:36	1843ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-08 05:13:54 shown	2045ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-31 21:40:46	2819ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-30 12:06:26	3834ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-28 19:45:41	594ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-22 06:00:47	4826ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-21 05:50:16	8908ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-20 04:31:50	8938ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-19 00:31:27	18399ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-25 05:28:25	4815ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-20 14:38:04	1282ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-19 08:07:58	1448ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-17 03:12:21	953ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-14 21:18:11	16866ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-13 01:04:32	13794ms	2 NS 1 A 1 MX	🔓 Insecure