harco.dk DNS records

🖥️ Nameservers2 records 50ms

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 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
168.119.205.42	600s	dedi7672.your-server.de	AS24940	Hetzner Online GmbH	168.119.0.0/16	🇩🇪 Germany	Nuremberg

📧 MX Records1 records 35ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	harco-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::a 2a01:111:f403:ca09::c 2a01:111:f403:ca09::e 52.101.209.153 52.101.73.153 52.101.73.19 52.101.73.8	mail-db4pr02cu00204.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-am0pr04cu00500.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 → 40.104.116.56

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records7 records 221ms

TXT Record
_globalsign-domain-verification=hHJ4nwEzFB9vJlyu5NGP2GQqqInR9R7ClkW4zSTW4O
apple-domain-verification=3AeyTEpglqdpTWwW
google-site-verification=QFt2FcmgAWKpx-UEXIyAbRHkuNI6Wp-O0bTEsPD8v3c
google-site-verification=Yk2Me8aaJWP2co1V1ginDB-8iMu-8VY4fUMlwnP1gFg
lbr5791rkd4c84npmgkbfm87tu
MS=ms88034785
v=spf1 ip4:77.213.95.10 ip4:83.151.137.194 ip4:77.215.171.19 ip4:40.68.36.243 ip4:168.119.205.42 ip4:178.132.227.13 include:spf.protection.outlook.com ip4:81.7.138.35 include:amazonses.com include:mailgun.org -all

✉️ SPF

Policy	Record (harco.dk)
-all (hard fail)	v=spf1 ip4:77.213.95.10 ip4:83.151.137.194 ip4:77.215.171.19 ip4:40.68.36.243 ip4:168.119.205.42 ip4:178.132.227.13 include:spf.protection.outlook.com ip4:81.7.138.35 include:amazonses.com include:mailgun.org -all

📨 DMARC

Policy	Record (_dmarc.harco.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=r; aspf=r; 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)

🔐 DNSSEC95ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081202
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

50ms

A

42ms

MX

35ms

AAAA

36ms

TXT

221ms

CAA

35ms

HTTPS

48ms

TLSA

320ms

SOA

0ms

MTA-STS

56ms

DNSSEC

95ms

SRV

63ms

Total

1151ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 15:51:45	1151ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-12 21:48:35	4738ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-14 08:24:52	16994ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-10 19:28:02	7343ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-08 10:36:31	1707ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 10:51:17	758ms	2 NS 1 A 1 MX	🔒 Secure	View