hertzconsult.dk

Records from scan: 2026-10-10 17:46:49 · 2588ms total · last checked 2026-10-19 04:24 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

hertzconsult.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 19 December 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 144.91.88.73 is hosted by Contabo GmbH (AS51167) in France. Mail is handled by hertzconsult-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 100ms

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 136ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
144.91.88.73	600s	server19.aspnethotel.dk	AS51167	Contabo GmbH	144.91.64.0/18	🇫🇷 France	Lauterbourg

📧 MX Records#

1 records 112ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	hertzconsult-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca09::24 2a01:111:f403:ca09::a 2a01:111:f403:ca21::e 52.101.103.162 52.101.209.28 52.101.73.123 52.101.91.153	mail-dbapr03cu00100.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-matpr04cu00306.inbound.protection.outlook.com mail-miypr03cu00202.inbound.protection.outlook.com mail-cpjpr05cu00104.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-matpr04cu00101.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 → 52.98.154.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 1181ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records#

1 records 288ms

TXT Record
v=spf1 a mx include:spf.protection.outlook.com ip4:213.32.246.118 -all

✉️ SPF#

Policy	Record (hertzconsult.dk)
-all (hard fail)	v=spf1 a mx include:spf.protection.outlook.com ip4:213.32.246.118 -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 2026-10-10 17:46:50

www	144.91.88.73 (AS51167) (address records, no CNAME)
www vs bare domain	Same network hertzconsult.dk: 144.91.88.73 (AS51167) www.hertzconsult.dk: 144.91.88.73 (AS51167)
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: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

190ms

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

🏷️ SOA#

88ms

Field	Value
Serial	2026100901
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 2026-10-08 07:03:41

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2013-12-19
Expires	2026-12-31 (72d)

📋 WHOIS#

⏱️ Lookup Timing#

100ms

136ms

112ms

AAAA

148ms

TXT

288ms

CAA

110ms

HTTPS

92ms

TLSA

767ms

SOA

88ms

MTA-STS

140ms

DNSSEC

190ms

SRV

1181ms

Total

2588ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 17:46:49 shown	2588ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 01:36:07	768ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-25 20:15:07	1102ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-25 03:09:08	5191ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 11:10:43	4800ms	2 NS 1 A 1 MX	🔒 Secure