helmersenholding.dk

Records from scan: 2026-10-16 23:28:04 · 2006ms total · last checked 2026-10-18 00:14 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

helmersenholding.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 18 April 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.183.139.239 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by helmersenholding-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no 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 108ms

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 172ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.183.139.239	43200s	—	AS47292	Sentia Denmark A/S	46.183.138.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 200ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	helmersenholding-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca09::24 2a01:111:f403:ca09::26 2a01:111:f403:ca21::c 52.101.103.143 52.101.185.21 52.101.185.24 52.101.68.21	mail-dbapr03cu00100.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-matpr04cu00204.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-zrxpr05cu00105.inbound.protection.outlook.com mail-zrxpr07cu00100.inbound.protection.outlook.com mail-db4pr02cu00205.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 → 52.98.154.136

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 366ms

TXT Record
MS=ms19802595
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (helmersenholding.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.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

🧩 Web & zone#

checked 2026-10-16 23:28:04

www	46.30.211.38 (AS51468) (address records, no CNAME)
www vs bare domain	Different networks helmersenholding.dk: 46.183.139.239 (AS47292) www.helmersenholding.dk: 46.30.211.38 (AS51468) (all like this)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

334ms

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

🏷️ SOA#

76ms

Field	Value
Serial	2026101601
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 2026-10-16 23:55:56

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2018-04-18
Expires	2027-04-30 (194d)

🔗 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#

108ms

172ms

200ms

AAAA

245ms

TXT

366ms

CAA

246ms

HTTPS

105ms

TLSA

836ms

SOA

76ms

MTA-STS

219ms

DNSSEC

334ms

SRV

231ms

Total

2006ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 23:28:04 shown	2006ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-15 22:53:17	1010ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-08 20:11:27	1498ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-28 00:48:43	889ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-22 05:42:22	5254ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 06:13:07	1813ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 03:24:48	1738ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 11:14:41	837ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 11:13:17	1408ms	2 NS 1 A 1 MX	🔒 Secure