hcaerhverv.dk DNS records

🖥️ Nameservers2 records 234ms

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 Records1 records 205ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
144.76.37.211	43200s	static.211.37.76.144.clients.your-server.de	AS24940	Hetzner Online GmbH	144.76.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records1 records 225ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	hcaerhverv-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::9 2a01:111:f403:ca09::1 2a01:111:f403:ca09::5 52.101.68.12 52.101.68.32 52.101.73.12 52.101.73.153	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-as8pr05cu00401.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 → 40.104.116.24

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 389ms

TXT Record
MS=ms32651373
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.hcaerhverv.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100;

📬 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

🔗 TLSA / DANE

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

🔐 DNSSEC348ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081401
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

234ms

A

205ms

MX

225ms

AAAA

194ms

TXT

389ms

CAA

212ms

HTTPS

212ms

TLSA

391ms

SOA

0ms

MTA-STS

272ms

DNSSEC

348ms

SRV

269ms

Total

3310ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-15 23:51:39	3310ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 15:58:35	5209ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-15 20:09:35	1069ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 07:39:28	1665ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 11:04:41	1005ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 10:53:05	3189ms	2 NS 1 A 1 MX	🔒 Secure	View