helkjaer.dk

Records from scan: 2026-10-15 01:36:37 · 2175ms total · last checked 2026-10-17 12:18 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

helkjaer.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 1 July 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 62.243.72.6 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by helkjaer-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 196ms

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 139ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
62.243.72.6	3600s	—	AS3292	TDC Holding A/S	62.242.0.0/15	🇩🇰 Denmark	Birkerød

📧 MX Records#

1 records 200ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	helkjaer-dk.mail.protection.outlook.com	2a01:111:f403:ca21::8 2a01:111:f403:ca21::e 2a01:111:f403:ca38::a 2a01:111:f403:ca3c::a 52.101.103.36 52.101.181.153 52.101.68.29 52.101.73.123	mail-matpr04cu00100.inbound.protection.outlook.com mail-matpr04cu00306.inbound.protection.outlook.com mail-wa4pr05cu00102.inbound.protection.outlook.com mail-zrxpr07cu00102.inbound.protection.outlook.com mail-miypr05cu00104.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am6pr02cu00203.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 → 52.98.149.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 357ms

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

✉️ SPF#

Policy	Record (helkjaer.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 2026-10-15 01:36:37

www	46.30.211.38 (AS51468) (address records, no CNAME)
www vs bare domain	Different networks helkjaer.dk: 62.243.72.6 (AS3292) www.helkjaer.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#

331ms

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

🏷️ SOA#

91ms

Field	Value
Serial	2026101401
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 2026-10-15 01:52:47

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2003-07-01
Expires	2027-07-31 (286d)

🔗 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#

196ms

139ms

200ms

AAAA

150ms

TXT

357ms

CAA

146ms

HTTPS

155ms

TLSA

949ms

SOA

91ms

MTA-STS

229ms

DNSSEC

331ms

SRV

317ms

Total

2175ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 01:36:37 shown	2175ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 17:15:42	1089ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 12:46:19	788ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-17 13:06:00	2637ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-07 18:25:47	4585ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-21 06:29:58	11061ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-15 00:49:07	6090ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-15 00:31:51	11812ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 11:15:53	1436ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 11:11:03	1174ms	2 NS 1 A 1 MX	🔒 Secure