hvdc-transmission.dk

📜 Historical scan 2026-06-17 12:59:50 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

hvdc-transmission.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 18 February 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.111.240.185 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod9-cph3.one.com, mx2.pub.mailpod9-cph3.one.com and 2 more. The zone is DNSSEC-signed and validates, has no 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 41ms

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 46ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.240.185	—	webcluster58.webpod11-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records#

4 records 53ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mx1.pub.mailpod9-cph3.one.com	185.164.14.118	mx1.pub.mailpod9-cph3.one.com	AS51468 One.com A/S
10	—	mx2.pub.mailpod9-cph3.one.com	185.164.14.119	mx2.pub.mailpod9-cph3.one.com	AS51468 One.com A/S
10	—	mx3.pub.mailpod9-cph3.one.com	185.164.14.120	mx3.pub.mailpod9-cph3.one.com	AS51468 One.com A/S
10	—	mx4.pub.mailpod9-cph3.one.com	185.164.14.124	mx4.pub.mailpod9-cph3.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)#

1 records 42ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:102:80cc:73b9:fdab:c188	—	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 4126ms

TXT Record
v=spf1 -all
v=spf1 include:_custspf.one.com ~all

✉️ SPF#

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)

Policy	Record (hvdc-transmission.dk)
-all (hard fail)	v=spf1 -all
~all (soft fail)	v=spf1 include:_custspf.one.com ~all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

error 2 SPF records: receivers must treat that as a permanent error (RFC 7208 §4.5)

🔗 TLSA / DANE#

4 records 4038ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod9-cph3.one.com	DANE-EE · SPKI · SHA-256	5D2162F5CED0ACD2C3D63E5582045A6C…
SMTP _25._tcp.mx2.pub.mailpod9-cph3.one.com	DANE-EE · SPKI · SHA-256	5D2162F5CED0ACD2C3D63E5582045A6C…
SMTP _25._tcp.mx3.pub.mailpod9-cph3.one.com	DANE-EE · SPKI · SHA-256	5D2162F5CED0ACD2C3D63E5582045A6C…
SMTP _25._tcp.mx4.pub.mailpod9-cph3.one.com	DANE-EE · SPKI · SHA-256	5D2162F5CED0ACD2C3D63E5582045A6C…

🔐 DNSSEC#

144ms

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

🏷️ SOA#

41ms

Field	Value
Serial	2026053106
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 2026-10-18 04:36:15

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2013-02-18
Expires	2027-02-28 (125d)

🔗 Same registrant#

28 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
20kv.dk	Punktum dk A/S (direct)
400kv.dk	Punktum dk A/S (direct)
50kv.dk	Punktum dk A/S (direct)
eldrift.dk	Punktum dk A/S (direct)
elektriske-forsyningssystemer.dk	Punktum dk A/S (direct)
elektriskeforsyningssystemer.dk	Punktum dk A/S (direct)
elkabelfejl.dk	Punktum dk A/S (direct)
emtp.dk	Punktum dk A/S (direct)
hvdc-link.dk	Punktum dk A/S (direct)
hvdc.dk	Punktum dk A/S (direct)
hvdctransmission.dk	Punktum dk A/S (direct)
impedans.dk	Punktum dk A/S (direct)
induktans.dk	Punktum dk A/S (direct)
jalla.dk	Punktum dk A/S (direct)
kapacitans.dk	Punktum dk A/S (direct)
konduktans.dk	Punktum dk A/S (direct)
kontrolcenter-el.dk	Punktum dk A/S (direct)
kunmig.dk	Punktum dk A/S (direct)
novitran.dk	Punktum dk A/S (direct)
powersystem.dk	Punktum dk A/S (direct)
powersystems.dk	Punktum dk A/S (direct)
reaktans.dk	Punktum dk A/S (direct)
resistans.dk	Punktum dk A/S (direct)
stærkstrøm.dk	Punktum dk A/S (direct)
systemjording.dk	Punktum dk A/S (direct)
videnomhvac.dk	Punktum dk A/S (direct)
videnomhvdc.dk	Punktum dk A/S (direct)
vsc-hvdc.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

41ms

46ms

53ms

AAAA

42ms

TXT

4126ms

CAA

41ms

HTTPS

40ms

TLSA

4038ms

SOA

41ms

MTA-STS

77ms

DNSSEC

144ms

SRV

0ms

Total

9074ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-24 20:41:43	9953ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-27 17:00:47	1607ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-23 07:56:54	5691ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-22 07:45:59	1335ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-21 07:36:47	1665ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-20 06:44:24	29367ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-19 06:04:00	2669ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-18 05:10:15	10205ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-16 21:01:56	1473ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-15 00:45:17	2761ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-13 12:56:41	27153ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-12 03:49:57	4166ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-10 23:55:37	1485ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-09 20:48:12	2640ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-08 20:21:17	51318ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-07 11:13:30	2853ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-03 14:45:44	2385ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-27 08:46:58	10027ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-26 08:22:41	847ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-25 08:05:32	888ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-24 07:06:41	824ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-23 05:50:43	671ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-22 05:42:40	29130ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-21 04:38:19	8734ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-19 23:54:38	10027ms	2 NS 0 A 0 MX	❓ Unknown